Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] Wynn Resorts Limited 2014 Omnibus Incentive Plan Wynn Resorts Limited 2014 Omnibus Incentive Plan [Member] Omnibus Plan Share Option Plan Share Option Plan [Member] Share Option Plan [Member] Share-based Compensation Arrangement by Share-based Payment Award Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Expected dividend yield Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Expected volatility Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Risk-free interest rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Expected term (years) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Accounting Policies [Abstract] Summary Of Significant Accounting Policies [Table] Summary Of Significant Accounting Policies [Table] Summary Of Significant Accounting Policies [Table] Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Wynn Macau Swap Wynn Macau Swap [Member] Wynn Macau Swap [Member] Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Axis] Major Types of Debt and Equity Securities [Domain] Major Types of Debt and Equity Securities [Domain] Two of the Swap Agreements Interest Rate Swaps One [Member] Interest Rate Swaps One [Member] Interest Rate Swap 3 Interest Rate Swap Three [Member] Interest Rate Swap 3 [Member] Nature of Error [Axis] Nature of Error [Axis] Nature of Error [Domain] Nature of Error [Domain] Capitalized Interest Adjustment 2015 [Member] Capitalized Interest Adjustment 2015 [Member] Capitalized Interest Adjustment 2015 Capitalized Interest Adjustment 2014 [Member] Capitalized Interest Adjustment 2014 [Member] Capitalized Interest Adjustment 2014 Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Restatement Adjustment [Member] Restatement Adjustment [Member] Pro Forma [Member] Pro Forma [Member] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Other Observable Inputs (Level 2) Fair Value, Inputs, Level 2 [Member] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Redemption Price Promissory Note With Former Stockholder and Related Party, Due February 18, 2022; Interest At 2% Redemption Price Promissory Note With Former Stockholder And Related Party Due February Eighteen Two Thousand Twenty Two [Member] Redemption Price Promissory Note with Former Stockholder And Related Party, Due February Eighteen, Two Thousand Twenty Two [Member] Summary of Significant Accounting Policies Summary Of Significant Accounting Policies [Line Items] Summary Of Significant Accounting Policies [Line Items] Equity Method Investment, Ownership Percentage Equity Method Investment, Ownership Percentage Debt Instrument, Fair Value Disclosure Debt Instrument, Fair Value Disclosure Number of interest rate swap agreements Number of Interest Rate Derivatives Held Interest Costs Capitalized Adjustment Interest Costs Capitalized Adjustment Debt instrument, interest rate Debt Instrument, Interest Rate, Stated Percentage Cash equivalents Cash Equivalents, at Carrying Value Bank deposits and cash on hand Cash Percentage of credit markers due from customers residing outside of the United States Percentage Of Credit Markers Due From Customers Residing Outside Of United States Percentage of credit markers due from customers residing outside of the United States. Property, Plant and Equipment, Useful Life Property, Plant and Equipment, Useful Life Capitalized interest Interest Costs Capitalized Amortization of deferred financing costs Amortization of Debt Issuance Costs and Discounts Gaming tax expenses Gaming Tax Expenses Gaming tax expense. Total advertising costs Advertising Expense Interest Expense Interest Expense Net Income (Loss) Attributable to Parent Net Income (Loss) Attributable to Parent Earnings Per Share, Basic Earnings Per Share, Basic Earnings Per Share, Diluted Earnings Per Share, Diluted Interest rate swap fixed interest rate Derivative, Fixed Interest Rate Interest rate swap notional amount Derivative Asset, Notional Amount Equity [Abstract] Class of Treasury Stock [Table] Class of Treasury Stock [Table] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Share Repurchase Program [Domain] Share Repurchase Program [Domain] Equity Repurchase Program Equity Repurchase Program [Member] Equity Repurchase Program [Member] Equity, Class of Treasury Stock Equity, Class of Treasury Stock [Line Items] Authorized amount under repurchase program Stock Repurchase Program, Authorized Amount Common stock, shares authorized Common Stock, Shares Authorized Common stock, par value Common Stock, Par or Stated Value Per Share Common stock, shares outstanding Common Stock, Shares, Outstanding Net cost for common stock purchased Treasury Stock, Value, Acquired, Cost Method Stock repurchases, shares Treasury Stock, Shares, Acquired Dividend paid (per share) Common Stock, Dividends, Per Share, Cash Paid Cash dividends declared Dividends Preferred stock, shares authorized Preferred Stock, Shares Authorized Preferred stock, par value Preferred Stock, Par or Stated Value Per Share Preferred stock, shares issued Preferred Stock, Shares Issued Common shares redeemed and canceled Stock Redeemed or Called During Period, Shares Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] Aruze USA, Inc. Aruze United States Of America Inc [Member] Aruze United States Of America Inc [Member] Promissory Note Notes Payable, Other Payables [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Debt Instrument [Line Items] Debt Instrument [Line Items] Common stock redeemed, shares Debt instrument, aggregate principal amount Debt Instrument, Face Amount Debt Instrument, Maturity Date Debt Instrument, Maturity Date Redemption Note Receivables [Abstract] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Legal Entity of Counterparty, Type [Axis] Legal Entity of Counterparty, Type [Axis] Legal Entity Type of Counterparty [Domain] Legal Entity Type of Counterparty [Domain] Casino Casino [Member] Casino [Member] Hotel Hotel [Member] Retail Leases and Other Retail Leases And Other [Member] Retail Leases And Other [Member] Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Receivables, gross Accounts Receivable, Gross, Current Less: allowance for doubtful accounts Allowance for Doubtful Accounts Receivable, Current Receivables, net Receivables, Net, Current Property, Plant and Equipment [Abstract] Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] Property, Plant and Equipment, Type [Domain] Land [Member] Land [Member] Assets Leased to Others [Member] Assets Leased to Others [Member] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Payments to Acquire Land Payments to Acquire Land Area Of Land, Acquired Area Of Land, Acquired Area Of Land, Acquired Income Tax Disclosure [Abstract] Deferred Tax Assets And Liabilities [Table] Deferred Tax Assets And Liabilities [Table] Deferred Tax Assets And Liabilities [Table] Income Tax Authority [Axis] Income Tax Authority [Axis] Income Tax Authority [Domain] Income Tax Authority [Domain] U.S. Domestic Tax Authority [Member] Foreign Foreign Tax Authority [Member] Deferred Tax Assets And Liabilities Deferred Tax Assets And Liabilities [Line Items] Deferred Tax Assets And Liabilities [Line Items] Foreign tax credit carryforwards Deferred Tax Assets, Tax Credit Carryforwards, Foreign Receivables, inventories, accrued liabilities and other Deferred Tax Asset Receivable Inventories Accrued Liabilities And Other Deferred tax asset receivable inventories accrued liabilities and other Stock-based compensation Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost Pre-opening expenses Deferred Tax Asset Pre Opening Costs Non Current Deferred Tax Asset Pre Opening Costs Non Current Other tax credit carryforwards Deferred Tax Assets, Other Tax Carryforwards Intangibles and related other Deferred Tax Asset Intangibles And Related Other Deferred tax asset intangibles and related other Other Deferred Tax Assets, Other Deferred Tax Assets, Gross Deferred Tax Assets, Gross Net operating loss carryforwards Deferred Tax Assets, Operating Loss Carryforwards Property and equipment Deferred Tax Assets, Property, Plant and Equipment Deferred Tax Assets, Valuation Allowance Deferred Tax Assets, Valuation Allowance Deferred tax assets, net, total Deferred Tax Assets, Net of Valuation Allowance Deferred Tax Liabilities, Prepaid Expenses Deferred Tax Liabilities, Prepaid Expenses Property and equipment Deferred Tax Liabilities, Property, Plant and Equipment Deferred Tax Liabilities, Net Deferred Tax Liabilities, Net Deferred Tax Liability, Redemption Note Fair Value Deferred Tax Liability, Redemption Note Fair Value Deferred Tax Liability, Redemption Note Fair Value Deferred Tax Liabilities, Other Deferred Tax Liabilities, Other Deferred Tax Liabilities, Gross, Noncurrent Deferred Tax Liabilities, Gross, Noncurrent Deferred tax assets, net, non current Deferred Tax Assets, Net of Valuation Allowance, Noncurrent Long-term: Deferred Tax Assets, Net of Valuation Allowance, Noncurrent Classification [Abstract] Valuation and Qualifying Accounts [Abstract] Valuation and Qualifying Accounts Disclosure [Table] Valuation and Qualifying Accounts Disclosure [Table] Valuation Allowances and Reserves Type Valuation Allowances and Reserves Type [Axis] Valuation Allowances and Reserves [Domain] Valuation Allowances and Reserves [Domain] Allowance for Doubtful Accounts Allowance for Doubtful Accounts [Member] Valuation Allowance of Deferred Tax Assets Valuation Allowance of Deferred Tax Assets [Member] Valuation and Qualifying Accounts Disclosure [Line Items] Valuation and Qualifying Accounts Disclosure [Line Items] Beginning balance Valuation Allowances and Reserves, Balance Provisions for Doubtful Accounts Valuation Allowances and Reserves, Additions for Charges to Cost and Expense Write-offs, Net of Recoveries Valuation Allowances and Reserves, Additions for Adjustments Ending balance Commitments and Contingencies Disclosure [Abstract] Future Minimum Rental Receivable Under Operating Lease Operating Leases of Lessor Disclosure [Text Block] Future Minimum Rental Payable Under Non-Cancelable Operating Lease Operating Leases of Lessee Disclosure [Table Text Block] Other Commitments Other Commitments [Table Text Block] Related Party Transactions [Abstract] Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Related Party [Axis] Related Party [Axis] Director [Member] Related Party [Domain] Chief Operating Officer Chief Operating Officer [Member] Chief Executive Officer Chief Executive Officer [Member] Lease Agreement Lease Agreement [Axis] Lease Agreement [Axis] Lease Agreement [Domain] Lease Agreement [Domain] Lease Agreement [Domain] Lease agreement [Member] Lease agreement [Member] Lease agreement [Member] Property Subject to or Available for Operating Lease [Axis] Property Subject to or Available for Operating Lease [Axis] Property Subject to or Available for Operating Lease [Domain] Property Subject to or Available for Operating Lease [Domain] Related Party Transaction Related Party Transaction [Line Items] Annual credit for personal use aircraft Annual credit for personal use aircraft Annual credit of which Mr. Wynn will not be required to reimburse the Company for the aggregate incremental costs of certain flights pursuant to time sharing agreement. Amount due to officers and directors Due to Officers or Stockholders Rental value Operating Leases, Income Statement, Lease Revenue Purchase of home for director Purchase And Renovation Costs For Home Purchased For Employee Total Costs To Date For Home And Renovations Made To The Home Purchased For An Employee. Number of percentage points used to determine discount on home purchase Number Of Percentage Points Used To Determine Discount On Home Purchase Number of percentage points to be multiplied by each anniversary of the term of the employment agreement that has occurred used to determine discount on home purchase. Consideration in event of employee agreement termination Consideration In Event Of Employee Agreement Termination Consideration In Event Of Employee Agreement Termination Area of land (in acres) Area of Land Term of notice required to exercise option Notice Period To Exercise Aircraft Purchase Option Number Of Days Written Notice Required To Exercise Aircraft Purchase Option. Consulting agreement Consulting agreement Consulting agreement Other Commitments [Table] Other Commitments [Table] Other Commitments [Axis] Other Commitments [Axis] Other Commitments [Domain] Other Commitments [Domain] Other Commitments [Line Items] Other Commitments [Line Items] 2018 Other Commitment, Due in Next Twelve Months 2019 Other Commitment, Due in Second Year 2020 Other Commitment, Due in Third Year 2021 Other Commitment, Due in Fourth Year 2022 Other Commitment, Due in Fifth Year Thereafter Other Commitment, Due after Fifth Year Total Other Commitment Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Retail Joint Venture [Member] Retail Joint Venture [Member] Retail Joint Venture [Member] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Total Wynn Resorts, Limited stockholders' equity (deficit) Parent [Member] Common Stock Common Stock [Member] Treasury Stock Treasury Stock [Member] Additional Paid-in Capital Additional Paid-in Capital [Member] Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Retained Earnings Retained Earnings [Member] Noncontrolling Interests Noncontrolling Interest [Member] Statement Statement [Line Items] Beginning balance (in shares) Shares, Outstanding Beginning balance Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Effect of change in accounting for stock-based compensation Cumulative Effect of New Accounting Principle in Period of Adoption Balance - adjusted Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Adjusted Balance Stock redemption (in shares) Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Net unrealized gain (loss) on investments Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax Exercise of stock options (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Exercise of stock options Stock Issued During Period, Value, Stock Options Exercised Stock Issued During Period, Shares, Restricted Stock Award, Gross Stock Issued During Period, Shares, Restricted Stock Award, Gross Stock Issued During Period, Shares, New Issues Stock Issued During Period, Value, Restricted Stock Award, Gross Cancellation of restricted stock (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Forfeited Cancellation of restricted stock Stock Issued During Period, Value, Restricted Stock Award, Forfeitures Shares repurchased by the company and held as treasury shares (in shares) Shares repurchased by the company and held as treasury shares Issuance of restricted stock (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Issuance of restricted stock Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Shares of subsidiary repurchased for share award plan Shares of Subsidiary Repurchased for Share Award Plan Amount of cash outflow by majority owned subsidiary for the repurchase of its shares used in employee share award plan Sale of ownership interest in a subsidiary, net of income tax expense Sale of ownership interest in a subsidiary, net of income tax expense Sale of ownership interest in a subsidiary, net of income tax expense Noncontrolling Interest, Increase from Sale of Parent Equity Interest Noncontrolling Interest, Increase from Sale of Parent Equity Interest Distributed Earnings Distributed Earnings Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Cash dividends declared Dividends, Cash Excess tax benefits from stock-based compensation Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation Stock-based compensation Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Ending balance (in shares) Ending balance Investments, Debt and Equity Securities [Abstract] Fair value Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract] Due in one year or less Available-for-sale Securities, Debt Maturities, Next Twelve Months, Fair Value Due after one year through two years Available For Sale Securities Debt Maturities After One Through Two Years Fair Value Available for Sale Securities, Debt Maturities, after One Through Two Years of Balance Sheet Date, Fair Value Due after two year through three years Available For Sale Securities Debt Maturities After Two Through Three Years Fair Value Available For Sale Securities Debt Maturities After Two Through Three Years Fair Value Fair value Available-for-sale Securities, Debt Securities Schedule of Receivables, net Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Schedule of Estimated Useful Lives of Assets Schedule Of Estimated Useful Lives Of Assets Table [Text Block] Schedule of estimated useful lives of assets [Table Text Block]. Estimated Retail Value of Promotional Allowance Estimated Retail Value of Promotional Allowance [Table Text Block] Estimated Retail Value of Promotional Allowance Estimated Cost of Promotional Allowances Summary Of Estimated Cost Of Promotional Allowance [Table Text Block] Summary of estimated cost of promotional allowance. Schedule of Assets and Liabilities Carried at Fair Value Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Schedule of Shares used in Calculation of Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Commitments and Contingencies [Table] Commitments And Contingencies [Table] Commitments and Contingencies [Table] Construction Performance Bond [Member] Construction Performance Bond [Member] Construction Performance Bond [Member] Wynn America Credit Facilities Wynn America Credit Facilities [Member] Wynn America Credit Facilities [Member] Employment Contracts [Member] Employment Contracts [Member] Community payments associated with Wynn Boston Harbor [Member] Community payments associated with Wynn Boston Harbor [Member] Community payments associated with Wynn Boston Harbor [Member] Litigation Status [Axis] Litigation Status [Axis] Litigation Status [Domain] Litigation Status [Domain] Pending Litigation Pending Litigation [Member] Litigation Case [Axis] Litigation Case [Axis] Litigation Case [Domain] Litigation Case [Domain] Derivative Claims Derivative Claims [Member] Derivative Claims [Member] Payments For Leases By Third Parties Payments For Leases By Third Parties [Axis] Payments for Leases by Third Parties [Axis] Payments For Leases By Third Parties [Domain] Payments For Leases By Third Parties [Domain] Payments for Leases by Third Parties [Domain] Wynn MA, LLC [Member] Wynn MA, LLC [Member] Wynn MA, LLC [Member] Wynn America Wynn America [Member] Wynn America [Member] Wynn Palace Wynn Palace [Member] Wynn Palace [Member] Revolving Credit Facility Revolving Credit Facility [Member] 2023 indenture Two thousand twenty three indenture [Member] Two thousand twenty three indenture [Member] 4 1/4% Wynn Las Vegas Senior Notes Due May 30, 2023 Four And One Over Four Percentage Wynn Las Vegas Senior Notes Due May Thirty Two Thousand Twenty Three [Member] Four And One Over Four Percentage Wynn Las Vegas Senior Notes Due May Thirty Two Thousand Twenty Three [Member] Loss Contingency Nature [Axis] Loss Contingency Nature [Axis] Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Commitments and Contingencies Commitments And Contingencies [Line Items] Commitments And Contingencies [Line Items] Guaranteed Maximum Construction Price Guaranteed Maximum Construction Price Guaranteed maximum construction price Community Payments Community Payments Community Payments Number of new claims filed Loss Contingency, New Claims Filed, Number Number of rooms in hotel Number Of Rooms In Hotel Number Of Rooms In Hotel Contingent rentals Operating Leases, Income Statement, Contingent Revenue Rent expenses Operating Leases, Rent Expense Term of employment agreement Initial Term Of Employment Agreement Initial Term of Employment Agreement Other Commitment, Due in Next Twelve Months Operating Leases, Future Minimum Payments, Due in Two Years Other Commitment, Due in Third Year Other Commitment, Due in Fourth Year Other Commitment, Due in Fifth Year Letter of credit outstanding Letters of Credit Outstanding, Amount Redemption price promissory note, principal amount Redemption price promissory note, maturity date Final payment percent, principal Debt Instrument, Final Payment Percent, Principal Debt Instrument, Final Payment Percent, Principal Capital Leases, Future Minimum Payments, Net Minimum Payments Capital Leases, Future Minimum Payments, Net Minimum Payments Performance Bond Performance Bond Performance Bond Schedule II- Valuation and Qualifying Accounts Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] Statement of Comprehensive Income [Abstract] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Accumulated Net Investment Gain (Loss) Attributable to Parent [Member] Accumulated Net Investment Gain (Loss) Attributable to Parent [Member] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income (Loss), Net of Tax Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Other Comprehensive Income (Loss), before Reclassifications, Net of Tax Stockholders' Equity Stockholders' Equity Note Disclosure [Text Block] Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements Disclosure [Table] Organization Consolidation And Presentation Of Financial Statements Disclosure [Table] Organization, Consolidation and Presentation of Financial Statements Disclosure [Table] Wynn Macau Wynn Macau [Member] Wynn Macau [Member] Wynn Las Vegas Wynn Las Vegas [Member] Wynn Las Vegas [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Retail Retail [Member] Retail [Member] Food and Beverage Food And Beverage [Member] Food And Beverage [Member] Meeting and Convention Space Inperson Committee Meeting [Member] In-person Committee Meeting [Member] Showrooms Showrooms [Member] Showrooms [Member] Nightclubs and Beachclubs Nightclubs [Member] Nightclubs [Member] Organization Consolidation And Presentation Of Financial Statements Disclosure Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items] Organization, Consolidation and Presentation of Financial Statements Disclosure [Line Items] Noncontrolling Interest, Ownership Percentage by Parent Noncontrolling Interest, Ownership Percentage by Parent Number of hotel Number Of Hotel Towers Number of Hotel Towers Functional Area Square Footage Functional Area Square Footage Functional Area Square Footage. Number of restaurants Number of Restaurants Number of facilities Number Of Facilities Number of Facilities Number of outlets Number Of Food And Beverage Outlets Number Of Food And Beverage Outlets. Number of showrooms Number Of Showrooms Number of Showrooms. Functional Area Square Footage Under Construction Functional Area Square Footage Under Construction Functional Area Square Footage Under Construction Income Statement [Abstract] Operating revenues: Revenues [Abstract] Casino Casino Revenue Rooms Occupancy Revenue Food and beverage Food and Beverage Revenue Entertainment, retail and other Entertainment Retail And Other Revenue Revenue earned during the period from shows, retail outlets, convention space, spa, salon, wedding salon, golf course and other. Gross revenues Gross Revenue Aggregate revenue earned from hotel, casino, food and beverage, entertainment, retail, and other operations. This amount includes the retail value of complimentary provided on a routine basis as part of our normal day to day operations. Less: promotional allowances Promotional Allowances Net revenues Revenue, Net Operating expenses: Costs and Expenses [Abstract] Casino Casino Expenses Rooms Occupancy Costs Food and beverage Food and Beverage, Cost of Sales Entertainment, retail and other Entertainment Retail And Other Costs Costs incurred during the period related to generating revenue from shows, retail outlets, convention space, spa, salon, wedding salon, golf course, and other operations. General and administrative Selling, General and Administrative Expense (Benefit) provision for doubtful accounts Provision for Doubtful Accounts Pre-opening Pre-Opening Costs Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Property charges and other Project Abandonment Costs The aggregate amount of expenses charged against earnings to eliminate the capitalized costs of projects abandoned during the reporting period, expenses associated with business termination activities and other expenses. Total operating expenses Costs and Expenses Operating income Operating Income (Loss) Other income (expense): Nonoperating Income (Expense) [Abstract] Interest income Investment Income, Interest Interest expense, net of amounts capitalized Change in interest rate swap fair value Gain (Loss) on Derivative Instruments, Net, Pretax Change in Redemption Note fair value Fair Value Adjustment of Debt Fair Value Adjustment of Debt Loss on extinguishment of debt Losses On Extinguishment Of Debt Amount represents (1) the difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity and/or (2) the write-off of amounts capitalized as deferred financing costs associated with the extinguishment prior to maturity. Equity in income from unconsolidated affiliates Income (Loss) from Equity Method Investments Other Other Nonoperating Income (Expense) Other income (expense), net Nonoperating Income (Expense) Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Benefit (provision) for income taxes Income Tax Expense (Benefit) Net income Less: net income attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Net income attributable to Wynn Resorts, Limited Basic and diluted income per common share: Earnings Per Share, Basic and Diluted [Abstract] Net income attributable to Wynn Resorts, Limited: Earnings Per Share [Abstract] Weighted average common shares outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Consolidated Income Loss Before Taxes for Domestic and Foreign Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] Provision (Benefit) for Income Taxes Schedule Of Provision For Income Tax Table [Text Block] Schedule of provision for income tax [Table text block] Income Taxes (Federal Statutory Corporate Tax Rate) Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Net Deferred Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Reconciliation of Unrecognized Tax Benefits Summary of Income Tax Contingencies [Table Text Block] Segment Reporting [Abstract] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] Macau MACAU United States UNITED STATES Macau Operations Macau Operations [Member] Macau Operations Other Macau Other Macau [Member] Other Macau [Member] Las Vegas Operations Las Vegas Operations [Member] Las Vegas Operations Wynn Boston Harbor [Member] Wynn Boston Harbor [Member] Wynn Boston Harbor [Member] Corporate and Other Corporate and Other [Member] Segment Reporting Information Segment Reporting Information [Line Items] Assets Assets Long-lived assets Long-Lived Assets Wynn Las Vegas, LLC and Wynn Las Vegas Capital Corp Wynn Las Vegas, LLC and Wynn Las Vegas Capital Corp [Member] Wynn Las Vegas, LLC and Wynn Las Vegas Capital Corp First Mortgage Notes Mortgages [Member] 5 1/2% Senior Notes, Due March 1, 2025 Five and One Half Percent Senior Notes Due March One Twenty Twenty Five [Member] Five and One Half Percent Senior Notes Due March One Twenty Twenty Five [Member] 5 3/8% Wynn Las Vegas First Mortgage Notes, Due March 15, 2022 Five And Three Over Eight Percentage Wynn Las Vegas First Mortgage Notes Due March Fifteen Two Thousand Twenty Two [Member] Five And Three Over Eight Percentage Wynn Las Vegas First Mortgage Notes Due March Fifteen Two Thousand Twenty Two [Member] Debt redemption price as percentage of principal Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed Percentage of principal repayment on the event of change of control Percentage Of Principal Repayment On Event Of Change Of Control Percentage Of Principal Repayment On Event Of Change Of Control Payment default classification period for interest payment Payment Default Classification Period For Interest Payment Payment Default Classification Period For Interest Payment Extinguishment of Debt [Axis] Extinguishment of Debt [Axis] Extinguishment of Debt, Type [Domain] Extinguishment of Debt, Type [Domain] Extinguishment of Debt, Amount Extinguishment of Debt, Amount Extinguishment of debt, amount premium Extinguishment Of Debt, Amount Premium Extinguishment of Debt, Amount Premium Loss on extinguishment of debt Gain (Loss) on Extinguishment of Debt Debt redemption date Debt Instrument Cut Off Date For Specified Redemption Price Debt Instrument Cut Off Date For Specified Redemption Price Statement of Financial Position [Abstract] ASSETS Assets [Abstract] Current assets: Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Investment securities Short-term Investments Receivables, net Inventories Inventory, Net Prepaid expenses and other Prepaid Expense and Other Assets, Current Total current assets Assets, Current Property and equipment, net Property, Plant and Equipment, Net Restricted cash Restricted Cash and Cash Equivalents Investment securities Marketable Securities, Noncurrent Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Deferred income taxes, net Deferred Income Tax Assets, Net Other assets Other Assets, Noncurrent Total assets LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities and Equity [Abstract] Current liabilities: Liabilities, Current [Abstract] Accounts and construction payables Accounts Payable, Current Customer deposits Customer Deposits, Current Gaming taxes payable Gaming Taxes Payable Current Carrying amount as of the balance sheet date for taxes payable (due within one year or within one normal operating cycle, if longer) based on gross gaming revenue in the jurisdictions in operation, subject to applicable jurisdictional adjustments. Accrued compensation and benefits Employee-related Liabilities, Current Accrued interest Interest Payable, Current Current portion of long-term debt Long-term Debt, Current Maturities Other accrued liabilities Other Accrued Liabilities, Current Total current liabilities Liabilities, Current Long-term debt Long-term Debt, Excluding Current Maturities Other long-term liabilities Other Liabilities, Noncurrent Deferred income taxes, net Deferred Tax Liabilities, Net, Noncurrent Total liabilities Liabilities Commitments and contingencies (Note 14) Commitments and Contingencies Stockholders' equity: Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Preferred stock, par value $0.01; 40,000,000 shares authorized; zero shares issued and outstanding Preferred Stock, Value, Issued Common stock, par value $0.01; 400,000,000 shares authorized; 116,391,753 and 115,036,945 shares issued; 103,005,866 and 101,799,471 shares outstanding, respectively Common Stock, Value, Issued Treasury stock, at cost; 13,385,887 and 13,237,474 shares, respectively Treasury Stock, Value Additional paid-in capital Additional Paid in Capital Retained earnings Retained Earnings (Accumulated Deficit) Total Wynn Resorts, Limited stockholders' equity Stockholders' Equity Attributable to Parent Noncontrolling interests Stockholders' Equity Attributable to Noncontrolling Interest Total stockholders' equity Total liabilities and stockholders' equity Liabilities and Equity Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] Base Rate Base Rate [Member] LIBOR London Interbank Offered Rate (LIBOR) [Member] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Secured Debt Secured Debt [Member] WA Senior Term Loan Facility II WA Senior Term Loan Facility II [Member] WA Senior Term Loan Facility II [Member] WA Senior Term Loan Facility I WA Senior Term Loan Facility I [Member] WA Senior Term Loan Facility I [Member] WA Senior Term Loan Facility I, Due November 2020 WA Senior Term Loan Facility I, Due November 2020 [Member] WA Senior Term Loan Facility I, Due November 2020 WA Senior Term Loan Facility I, Due December 2021 WA Senior Term Loan Facility I, Due December 2021 [Member] WA Senior Term Loan Facility I, Due December 2021 [Member] WA Senior Revolving Credit Facility WA Senior Revolving Credit Facility [Member] WA Senior Revolving Credit Facility [Member] WA Senior Revolving Credit Facility, Due November 2019 WA Senior Revolving Credit Facility, Due November 2019 [Member] WA Senior Revolving Credit Facility, Due November 2019 [Member] WA Senior Revolving Credit Facility Due December 2021 WA Senior Revolving Credit Facility Due December 2021 [Member] WA Senior Revolving Credit Facility Due December 2021 [Member] Credit facility, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Periodic payment Debt Instrument, Periodic Payment Balloon payment due at maturity Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid Annual principal payment Debt Instrument, Annual Principal Payment Availability of credit facility Line of Credit Facility, Remaining Borrowing Capacity Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Interest rate during period on debt Debt Instrument, Interest Rate During Period Fee required for unborrowed amounts, percentage per annum Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Maximum consolidated senior secured net leverage ratio Debt Instrument, Covenant Terms, Maximum Consolidated Senior Secured Net Leverage Ratio Debt Instrument, Covenant Terms, Maximum Consolidated Senior Secured Net Leverage Ratio Minimum consolidated EBITDA Debt Instrument, Covenant Terms, Minimum Consolidated EBITDA Debt Instrument, Covenant Terms, Minimum Consolidated EBITDA Line of Credit Facility [Table] Line of Credit Facility [Table] Guarantor Obligations, 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Consolidation Items [Domain] Consolidation Items [Domain] Subsidiaries [Member] Subsidiaries [Member] Scenario, Forecast [Member] Scenario, Forecast [Member] Noncontrolling Interest Noncontrolling Interest [Line Items] Cash Dividends Paid to Parent Company Proceeds from Dividends Received Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners Noncontrolling Interest in Joint Ventures Noncontrolling Interest in Joint Ventures Proceeds from Real Estate and Real Estate Joint Ventures Proceeds from Divestiture of Interest in Joint Venture Schedule of Product Information [Table] Schedule of Product Information [Table] Products and Services [Axis] Products and Services [Axis] Products and Services [Domain] Products and Services [Domain] Product Information [Line Items] Product Information [Line Items] Costs of Promotional Allowances Costs of Promotional Allowances Costs of Promotional Allowances 2018 Operating Leases, Future Minimum Payments Receivable, Current 2019 Operating Leases, Future Minimum Payments Receivable, in Two Years 2020 Operating Leases, Future Minimum Payments Receivable, in Three Years 2021 Operating Leases, Future Minimum Payments Receivable, in Four Years 2022 Operating Leases, Future Minimum Payments Receivable, in Five Years Thereafter Operating Leases, Future Minimum Payments Receivable, Thereafter Total Operating Leases, Future Minimum Payments Receivable Document And Entity Information [Abstract] Document And Entity Information [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Trading Symbol Trading Symbol Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Well-known 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New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets Notes Under Tender Offer Face Amount Redeemed Notes Under Tender Offer Face Amount Redeemed Notes Under Tender Offer, Face Amount Redeemed Senior Notes, Current Senior Notes, Current Statement of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Deferred income taxes Deferred Income Tax Expense (Benefit) Excess tax benefits from stock-based compensation Excess Tax Benefit from Share-based Compensation, Operating Activities Amortization of debt issuance costs Amortization Of Deferred Financing Costs and Other Amortization and or write-offs of cash outflows paid to third parties in connection with debt origination, which will occur over the remaining maturity period of the associated long-term debt. Loss on extinguishment of debt Property Charges and Other Property Charges and Other The expense charged against earnings to eliminate the capitalized cost of projects that have been terminated during the reporting period and other operating expenses, which are added back to net income when calculating cash provided by (used in) operations using the indirect method. Equity in income of unconsolidated affiliates, net of distributions Income (Loss) from Equity Method Investments, Net of Dividends or Distributions Change in interest rate swap fair value Unrealized Gain (Loss) on Derivatives Change in Redemption Note fair value Increase (decrease) in cash from changes in: Increase (Decrease) in Operating Capital [Abstract] Receivables, net Increase (Decrease) in Receivables Inventories and prepaid expenses and other Increase Decrease In Inventories Prepaid Expenses And Other Current Assets The net change during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities, the net change during the reporting period in the amount of outstanding money paid in advance for goods or services that bring economic benefits for future periods and the net change during the reporting period in other operating assets not otherwise defined in the taxonomy. Customer deposits Increase (Decrease) in Customer Deposits Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Capital expenditures, net of construction payables and retention Purchase of investment securities Payments to Acquire Available-for-sale Securities, Debt Proceeds from sale or maturity of investment securities Proceeds from Sale and Maturity of Marketable Securities Return of investment in unconsolidated affiliates Proceeds from Equity Method Investment, Dividends or Distributions, Return of Capital Purchase of intangible assets and other assets Payments For Intangible Assets And Other Assets Net cash inflow or (outflow) from intangible assets and/or other assets not otherwise defined in the taxonomy. Proceeds from sale of assets Proceeds from Sale of Productive Assets Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from exercise of stock options Proceeds from Stock Options Exercised Excess tax benefits from stock-based compensation Excess Tax Benefit from Share-based Compensation, Financing Activities Sale of ownership interest in subsidiary Proceeds from Sales of Business, Affiliate and Productive Assets Dividends paid Payments of Dividends Distribution to noncontrolling interest Payments to Noncontrolling Interests Proceeds from issuance of long-term debt Proceeds from Issuance of Long-term Debt Repayments of long-term debt Repayments of Long-term Debt Restricted cash Proceeds from (Repayments of) Restricted Cash, Financing Activities Repurchase of common stock Payments for Repurchase of Common Stock Incometaxespaidfromsaleofownershipinterestinsubsidiary Incometaxespaidfromsaleofownershipinterestinsubsidiary Income taxes paid from a combination of transactions in which noncurrent assets are sold, which may include the sale of a business, an investment in an affiliate (including an equity method investee), property, plant and equipment and intangible assets. Excludes sales of trading, available-for-sale, and held-to-maturity securities. 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benefit from compensation expense Employee Service Share-based Compensation, Tax Benefit from Compensation Expense Tax benefits (loss) realized from option exercises Employee Service Share-based Compensation, Tax Benefit Realized from Exercise of Stock Options Stock-Based Compensation Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Depreciation Depreciation Land and improvements Buildings and Improvements, Gross Buildings and improvements Land Leasehold interest in land Furniture and Fixtures, Gross Airplanes Leasehold Interest In Land Gross Leasehold interest in land, gross Flight Equipment, Gross Flight Equipment, Gross Construction in progress Construction in Progress, Gross Property and equipment, gross Property, Plant and Equipment, Gross Less: accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Property and equipment, net Investment Securities Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Domestic Income (Loss) from Continuing Operations before Income Taxes, Domestic Foreign Income (Loss) from Continuing Operations before Income Taxes, Foreign Total Income Loss From Continuing Operations Before Income Taxes And Minority Interest Income (Loss) from Continuing Operations before Income Taxes and Minority Interest 7 3/4% First Mortgage Notes, Due August 15, 2020 7 3/4% First Mortgage Notes due August 15, 2020 [Domain] 7 3/4% First Mortgage Notes due August 15, 2020 [Domain] Federal statutory rate Foreign tax credits, net of valuation allowance Effective Income Tax Rate Reconciliation, Tax Credit, Foreign, Percent Non-taxable foreign income Effective Income Tax Rate Reconciliation, Tax Exempt Income, Percent Foreign tax rate differential Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent Change in tax rate Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent Repatriation of foreign earnings Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Percent Valuation allowance, other Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent Other, net Effective Income Tax Rate Reconciliation, Other Adjustments, Percent Effective tax rate Effective Income Tax Rate Reconciliation, Percent Schedule Of Finite And Indefinite Lived Intangible Assets [Table] Schedule Of Finite And Indefinite Lived Intangible Assets [Table] Schedule Of Finite And Indefinite Lived Intangible Assets [Table] Massachusetts Gaming License [Member] Schedule Of Finite And Indefinite Lived Intangible Assets Schedule Of Finite And Indefinite Lived Intangible Assets [Line Items] Schedule Of Finite And Indefinite Lived Intangible Assets [Line Items] Intangible assets, useful life, years Finite-Lived Intangible Asset, Useful Life Future amortization expense, 2017 Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months Future amortization expense, 2018 Finite-Lived Intangible Assets, Amortization Expense, Year Two Future amortization expense, 2019 Finite-Lived Intangible Assets, Amortization Expense, Year Three Future amortization expense, 2020 Finite-Lived Intangible Assets, Amortization Expense, Year Four Future amortization expense, 2021 Finite-Lived Intangible Assets, Amortization Expense, Year Five Future amortization expense, 2022 Finite Lived Intangible Assets Amortization Expense Year Six Finite-Lived Intangible Assets, Amortization Expense, Year Six Buildings and Improvements Buildings And Improvements [Member] Buildings And Improvements [Member] Land Improvements [Member] Land Improvements [Member] Leasehold Interest in Land Leasehold Interest In Land [Member] Leasehold interest In Land [Member] Airplanes Airplanes [Member] Airplanes [Member] Furniture, Fixtures and Equipment Furniture Fixtures And Equipment [Member] Furniture Fixtures And Equipment [Member] Income Taxes Income Tax Disclosure [Text Block] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Capital Leased Assets, Gross Capital Leased Assets, Gross Weighted average common shares outstanding (used in calculation of basic earnings per share) Weighted average common and common equivalent shares outstanding (used in calculation of diluted earnings per share) Potential dilution from the assumed exercise of stock options and nonvested stock Weighted Average Number Diluted Shares Outstanding Adjustment Anti-dilutive stock options excluded from the calculation of diluted earnings per share Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Margin owed for cash collateral Margin owed for cash collateral Margin owed for cash collateral Line of credit Long-term Line of Credit Variable Interest Entities [Abstract] Variable Interest Entities [Abstract] Variable Interest Entity Disclosure Variable Interest Entity Disclosure [Text Block] Federal, Current Current Federal Tax Expense (Benefit) Current State and Local Tax Expense (Benefit) Current State and Local Tax Expense (Benefit) Foreign, Current Current Foreign Tax Expense (Benefit) Current, Total Current Income Tax Expense (Benefit) Federal, Deferred Deferred Federal Income Tax Expense (Benefit) State, Deferred Deferred State and Local Income Tax Expense (Benefit) Foreign, Deferred Deferred Foreign Income Tax Expense (Benefit) Deferred, Total Total Deferred Income Tax Expense Benefit Federal And Foreign Total deferred income tax expense benefit federal and foreign Income tax benefit (provision), total Benefit Plans Schedule of Defined Benefit Plans Disclosures [Table Text Block] Schedule of Available-for-sale Securities [Table] Schedule of Available-for-sale Securities [Table] Domestic and Foreign Corporate Bonds Domestic And Foreign Corporate Bonds [Member] Domestic And Foreign Corporate Bonds [Member] Commercial Paper Commercial Paper, Not Included with Cash and Cash Equivalents [Member] Schedule of Available-for-sale Securities Schedule of Available-for-sale Securities [Line Items] Other than Temporary Impairment Losses, Investments Other than Temporary Impairment Losses, Investments Available-for-sale securities, Amortized cost Available-for-sale Securities, Amortized Cost Basis Available-for-sale securities, Gross unrealized gains Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax Available-for-sale securities, Gross unrealized losses Available-for-sale Equity Securities, Accumulated Gross Unrealized Loss, before Tax Available-for-sale securities Available-for-sale Securities Macau Operations [Domain] Macau Operations [Domain] Macau Operations [Domain] Number of Reportable Segments Number of Reportable Segments Net revenues Adjusted Property EBITDA Adjusted Property Ebitda Earnings Before Interest, Taxes, Depreciation, Amortization, Pre-opening Costs, Property Charges And Other, Corporate Expenses, Stock-Based Compensation, And Other Non-Operating Income And Expenses And Includes Equity In Income From Unconsolidated Affiliates Other operating expenses Other Operating Costs And Expenses [Abstract] Other Operating Costs and Expenses [Abstract] Corporate expenses and other Corporate Expenses And Other Corporate Expenses And Other Stock-based compensation Share-based Compensation Equity in income from unconsolidated affiliates Income (Loss) From Equity Method Investments, Offset Income (Loss) From Equity Method Investments, Offset Total other operating expenses Other Cost and Expense, Operating Other non-operating income and expenses Interest expense, net of amounts capitalized Loss on extinguishment of debt Income before income taxes Net income attributable to noncontrolling interest Preferred stock, shares outstanding Preferred Stock, Shares Outstanding Common stock, shares issued Common Stock, Shares, Issued Treasury stock, shares Treasury Stock, Shares Schedule of Investment Securities Available-for-sale Securities [Table Text Block] Investments by Contractual Maturity Investments Classified by Contractual Maturity Date [Table Text Block] Shares: Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Nonvested, beginning of period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Forfeited Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Nonvested, end of period Weighted Average Grant Date Fair Value: Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Nonvested, beginning of period Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Forfeited Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Nonvested, end of period Weighted average grant date fair value Fair value of shares vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Fair value of debt instrument excluding the Redemption Note Debt Instrument, Fair Value, Excluding The Redemption Note Debt Instrument, Fair Value, Excluding The Redemption Note Long-term debt excluding the Redemption Note Long Term Debt Excluding Redemption Note Long Term Debt Excluding Redemption Note 2018 Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 2019 Long-term Debt, Maturities, Repayments of Principal in Year Two 2020 Long-term Debt, Maturities, Repayments of Principal in Year Three 2021 Long-term Debt, Maturities, Repayments of Principal in Year Four 2022 Long-term Debt, Maturities, Repayments of Principal in Year Five Thereafter Long-term Debt, Maturities, Repayments of Principal after Year Five Long-term Debt, Gross Debt Instrument, Unamortized Discount (Premium), Net Debt Instrument, Unamortized Discount (Premium), Net Property and Equipment, net Property, Plant and Equipment Disclosure [Text Block] Long-Term Debt Long-term Debt [Text Block] Schedule of Variable Interest Entities [Table] Schedule of Variable Interest Entities [Table] Consolidation Items [Axis] Consolidation Items [Axis] Wynn Retail [Member] Wynn Retail [Member] Wynn Retail [Member] Retail Joint Venture [Member] Variable Interest Entities [Axis] Variable Interest Entities [Axis] Variable Interest Entity, Classification [Domain] Variable Interest Entity, Classification [Domain] Prepaid Expenses and Other Current Assets [Member] Prepaid Expenses and Other Current Assets [Member] Other Noncurrent Assets [Member] Other Noncurrent Assets [Member] Variable Interest Entity [Line Items] Variable Interest Entity [Line Items] Net book value of assets and liabilities transferred to Retail Joint Venture Real Estate Investments, Joint Ventures Contribution of Property Contribution of Property Due from Joint Ventures, Noncurrent Due from Joint Ventures, Noncurrent Total assets Total liabilities Accumulated Other Comprehensive Income Text Block [Abstract] Accumulated Other Comprehensive Income Text Block [Abstract] Schedule of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Measurement Frequency Measurement Frequency [Axis] Fair Value, Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Fair Value, Measurements, Recurring Fair Value, Measurements, Recurring [Member] Quoted Market Prices in Active Markets (Level 1) Fair Value, Inputs, Level 1 [Member] Fair Value, Inputs, Level 3 Fair Value, Inputs, Level 3 [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Restricted cash Restricted Cash, Fair Value Disclosure Restricted Cash, Fair Value Disclosure Interest rate swaps Interest Rate Derivative Assets, at Fair Value Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Balance-beginning of year Unrecognized Tax Benefits Additions based on tax positions of the current year Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Settlements Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities Lapses in statutes of limitations Balance-end of year Options Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Outstanding as of January 1, 2017 Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Exercised Forfeited or expired Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period Outstanding as of December 31, 2017 Fully vested and expected to vest as of December 31, 2017 Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number Exercisable as of December 31, 2017 Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Outstanding as of January 1, 2017 Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Granted Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Exercised Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Forfeited or expired Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Outstanding as of December 31, 2017 Fully vested and expected to vest as of December 31, 2017 Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price Exercisable as of December 31, 2017 Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price Weighted Average Remaining Contractual Term Share Based Compensation Arrangement By Share Based Payment Award Options Weighted Average Remaining Contractual Term [Abstract] Share-based Compensation Arrangement by Share-based Payment Award, Options, Weighted Average Remaining Contractual Term [Abstract] Outstanding as of December 31, 2017 Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Fully vested and expected to vest as of December 31, 2017 Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term Exercisable as of December 31, 2017 Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Aggregate Intrinsic Value Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Aggregate Intrinsic Value [Abstract] Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Aggregate Intrinsic Value [Abstract] Outstanding as of December 31, 2017 Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Fully vested and expected to vest as of December 31, 2017 Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value Exercisable as of December 31, 2017 Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Aggregate Intrinsic Value Stock Option Exercises from the Plans [Abstract] Stock Option Exercises from the Plans [Abstract] Stock Option Exercises From the Plans [Abstract] Weighted average grant date fair value Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Intrinsic value of stock options exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value Cash received from the exercise of stock options Employee Service Share-based Compensation, Cash Received from Exercise of Stock Options Noncontrolling Interest [Abstract] Noncontrolling Interests Noncontrolling Interest Disclosure [Text Block]