Document and Entity Information [Abstract] Document And Entity Information [Abstract] Statement [Table] Statement [Line Items] Document Type Amendment Flag Document Period End Date Document Fiscal Year Focus Document Fiscal Period Focus Trading Symbol Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Entity Filer Category Entity Common Stock, Shares Outstanding Condensed Consolidated Balance Sheets [Abstract] ASSETS Current assets: Cash and cash equivalents Balance, end of period Balance, beginning of period Cash and Cash Equivalents, at Carrying Value, Total Cash and cash equivalents Short-term Investments Investment securities Short-term Investments, Total Receivables, Net, Current Net receivables Receivables, net Receivables, net Inventories Inventory, Net, Total Prepaid Expense and Other Assets, Current Prepaid expenses and other Prepaid Expense and Other Assets, Current, Total Total current assets Total current assets Property, Plant and Equipment, Net Property, Plant and Equipment, Net, Ending Balance Property, Plant and Equipment, Net, Beginning Balance Property and equipment, net Property and equipment, net Property and equipment, net Marketable Securities, Noncurrent Investment securities Marketable Securities, Noncurrent, Total Intangibles, net Intangibles, net, ending balance Intangibles, net, beginning balance Intangible Assets, Net (Excluding Goodwill), Total Deferred financing costs Deferred Finance Costs, Noncurrent, Net, Total Other Assets, Noncurrent Deposits and other assets Other Assets, Noncurrent, Total Investment in unconsolidated affiliates Investment in subsidiaries Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures, Total Total assets Assets Total assets LIABILITIES AND STOCKHOLDERS' EQUITY Current liabilities: Accounts And Construction Payable Current Accounts and construction payable Accounts Payable, Current, Total Current portion of long-term debt Current portion of long-term debt Current portion of long-term debt Long-term Debt, Current Maturities, Total Land premium payment obligation current. Land Premium Payment Obligation Current Land premium payment obligation, current Current portion of land concession obligation Customer deposits 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 which we operate, subject to applicable jurisdictional adjustments. Gaming Taxes Payable Current Gaming taxes payable Accrued compensation and benefits Employee-related Liabilities, Current, Total Accrued interest Other Accrued Liabilities Current Other accrued liabilities Other accrued expenses Carrying value as of the balance sheet date of the amount retained from construction contract payments to ensure the contractor completes the construction before the retention is returned, within one year of the balance sheet date (or one operating cycle, if longer). Construction Retention Payables Current Construction retention Deferred Tax Liabilities, Current Deferred tax liabilities current, total Deferred income taxes, net Income taxes payable Total current liabilities Total current liabilities Long Term Debt Noncurrent Long-term debt Long-term Debt, Excluding Current Maturities, Total Non current portion of long-term debt Land premium payment obligation non current. Land Premium Payment Obligation Non Current Land premium payment obligation, noncurrent Land concession obligation Other Liabilities, Noncurrent, Total Other long-term liabilities Other Liabilities, Noncurrent, Total Other long term liabilities Deferred Tax Liabilities, Noncurrent Long term deferred tax liabilities, total Deferred income taxes, net Total liabilities Total liabilities Commitments and contingencies (Note 15) Commitments and contingencies (Note 15) Stockholders' equity: Preferred stock, par value $0.01: 40,000,000 shares authorized; zero shares issued and outstanding Preferred Stock, Value, Issued, Ending Balance Preferred Stock, Value, Issued, Beginning Balance Preferred Stock, Value, Issued, Total Preferred stock, par value $0.01; 40,000,000 shares authorized; zero shares issued and outstanding Common stock, par value $0.01; 400,000,000 shares authorized; 137,404,462 and 136,098,410 shares issued; and, 124,599,508 and 123,293,456 shares outstanding Common Stock, Value, Issued, Ending Balance Common Stock, Value, Issued, Beginning Balance Common stock, par value $0.01; 400,000,000 shares authorized;113,371,866 and 137,937,088 shares issued; 100,512,724 and 125,080,998 shares outstanding Common Stock, Value, Issued, Total Net proceeds of common stock Treasury stock, at cost; 12,804,954 shares Treasury stock, at cost; 12,859,142 and 12,856,090 shares Treasury Stock, Value, Ending Balance Treasury Stock, Value, Beginning Balance Treasury stock, at cost; and 12,856,090 shares Common stock repurchased, Value Additional paid in capital Additional Paid in Capital, Ending Balance Additional Paid in Capital, Beginning Balance Additional paid-in capital Additional Paid in Capital, Total Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive income, March 31, 2012 Accumulated other comprehensive income, December 31, 2011 Current period other comprehensive income unrealized loss on securities Accumulated Other Comprehensive Income (Loss), Net of Tax, Total Accumulated other comprehensive income Accumulated deficit Retained Earnings (Accumulated Deficit), Ending Balance Retained Earnings (Accumulated Deficit), Beginning Balance Retained Earnings (Accumulated Deficit), Total Retained earnings Total Wynn Resorts, Limited stockholders' equity Balance total Wynn Resorts, Ltd stockholder's equity, value Balance, total Wynn Resorts, Ltd stockholder's equity, value Total Wynn Resorts, Limited stockholders' equity Stockholders' Equity Attributable to Noncontrolling Interest Balance,noncontrolling interest, value Balance,noncontrolling interest, value Noncontrolling interest Stockholders' Equity Attributable to Noncontrolling Interest, Total Noncontrolling interest Total equity Ending balance, value Beginning balance, value Total equity Total liabilities and stockholders' equity Total liabilities and stockholders' equity Preferred stock, par value Preferred stock, par value Preferred stock, shares authorized Preferred stock, shares authorized Preferred stock, shares issued Preferred Stock, Shares Issued, Total Preferred stock, shares outstanding Preferred Stock, Shares Outstanding, Ending Balance Preferred Stock, Shares Outstanding, Beginning Balance Common stock, par value Common stock, par value Common stock, shares authorized Common stock, shares authorized Common stock, shares issued Common stock, shares issued Common Stock, Shares, Issued, Total Sold shares of subsidiary's common stock Common stock, shares outstanding Ending balance, shares Beginning balance, shares Common stock, shares outstanding Treasury stock, shares Treasury Stock, Shares, Ending Balance Treasury Stock, Shares, Beginning Balance Common stock repurchsed, Shares Condensed Consolidated Statements Of Income [Abstract] Operating revenues: Casino Revenue Casino Occupancy Revenue Rooms Food and Beverage Revenue Food and beverage Revenue earned during the period from shows, retail outlets, convention space, spa, salon, wedding salon, and golf course. Entertainment Retail And Other Revenue Entertainment, retail and other 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. Gross Revenue Gross revenues Gross revenues Less: promotional allowances Less: promotional allowances Estimated cost of promotional allowances Net revenues Net revenues Operating costs and expenses: Casino Expenses Casino Occupancy Costs Rooms Food and Beverage, Cost of Sales Food and beverage Costs incurred during the period related to generating revenue from shows, retail outlets, convention space, spa, salon, wedding salon, and golf course operations. Entertainment Retail And Other Costs Entertainment, retail and other General and administrative Selling, General and Administrative Expense, Total Provision for doubtful accounts Provision for doubtful accounts Provision for doubtful accounts Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction, Total The aggregate amount of expenses charged against earnings to eliminate the capitalized costs of projects abandoned during the reporting period and expenses associated with business termination activities and other expenses. Project Abandonment Costs Property charges and other Total property charges and other Total operating costs and expenses Total operating costs and expenses Operating income Operating income Other income (expense): Interest income Interest expense, net of capitalized interest Interest expense, net of capitalized interest Interest expense, net of amounts capitalized Interest expense Interest Expense, Total Increase (decrease) in swap fair value Increase (decrease) in swap fair value Interest expense, net of amounts capitalized Gain (Loss) on Derivative Instruments, Net, Pretax, Total Increase in swap fair value Deferred financing fees Loss on extinguishment of debt Deferred financing fees Loss on retirement of debt Loss on retirement of debt Loss on extinguishment of debt Gains (Losses) on Extinguishment of Debt, Total Loss on retirement of debt Equity in income from unconsolidated affiliates Equity in income from unconsolidated affiliates Equity in income from unconsolidated affiliates Income (Loss) from Equity Method Investments, Total Equity in income of subsidiaries Other Total other non-operating costs and expenses Other Nonoperating Income (Expense), Total Other income (expense), net Other income (expense), net Other income (expense), net Income (Loss) From Continuing Operations Before Income Taxes And Noncontrolling Interest Income before income taxes Income before income taxes Provision for income taxes Benefit (provision) for income taxes (Provision) benefit for income taxes Income Tax Expense (Benefit), Total Income tax expense and benefit Net income Net income Net income, total stockholder's equity Net income Net income (loss) Less: Net income attributable to noncontrolling interests Less: Net income attributable to noncontrolling interests Less: Net income attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest, Total Net income attributable to noncontrolling interest Net income (loss) attributable to Wynn Resorts, Limited Net income Net income attributable to Wynn Resorts, Limited Net income, total Wynn Resorts, Ltd stockholder's equity Basic and diluted income per common share: Basic and diluted income (loss) per common share: Earnings Per Share [Abstract] Net income attributable to Wynn Resorts, Limited: Earnings Per Share, Basic Basic income (loss) per share Earnings Per Share, Basic, Total Basic Earnings Per Share, Diluted Diluted income (loss) per share Earnings Per Share, Diluted, Total Diluted Weighted average common shares outstanding: Weighted Average Number of Shares Outstanding, Basic Weighted average common shares outstanding (used in calculation of basic earnings per share) Weighted Average Number of Shares Outstanding, Basic, Total Basic Weighted Average Number of Shares Outstanding, Diluted Weighted average common and common equivalent shares outstanding (used in calculation of diluted earnings per share) Weighted average common and common equivalent shares outstanding (used in calculation of diluted earnings per share) Diluted Common Stock, Dividends, Per Share, Declared Dividends declared per common share: Dividends declared per common share Condensed Consolidated Statements Of Comprehensive Income [Abstract] Other comprehensive income: Currency translation adjustment Foreign currency translation, Current period other comprehensive Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Total Foreign currency translation adjustments, net of tax Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax Unrealized loss on securities Unrealized loss on securities Unrealized Gain/loss on securities, Current period other comprehensive income Unrealized gain on available-for-sale securities, net of tax Comprehensive Income, Net of Tax, Including Portion Attributable to Noncontrolling Interest Accumulated other comprehensive income Accumulated other comprehensive income Comprehensive income attributable to Wynn Resorts Total comprehensive income Current period other comprehensive income, Accumulated other comprehensive income Comprehensive Income, Net of Tax, Attributable to Noncontrolling Interest Less: Comprehensive income attributable to noncontrolling interest Less: Comprehensive income attributable to noncontrolling interests Comprehensive Income, Net of Tax, Attributable to Noncontrolling Interest, Total Comprehensive Income, Net of Tax, Attributable to Parent Total comprehensive income Comprehensive income attributable to Wynn Resorts, Limited Comprehensive income (loss) attributable to Wynn Resorts Condensed Consolidated Statements Of Cash Flows [Abstract] Cash flows from operating activities: Adjustments to reconcile net income to net cash provided by operating activities: Deferred income taxes Deferred total Deferred, Total Deferred income taxes Share Based Compensation Stock-based compensation Share-based Compensation, Total Stock-based compensation expense Excess tax benefits from stock-based compensation Excess tax benefits from stock-based compensation Amortization 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. Amortization Of Deferred Financing Costs Amortization and write-offs of deferred financing costs and other Amortization of deferred financing costs and other Noncash Project Abandonment Costs NoncashProjectAbandonmentCosts Property charges and other Property charges and other Property charges and other Equity in income of unconsolidated affiliates, net of distributions Equity in income of unconsolidated affiliates, net of distributions Income (Loss) from Equity Method Investments, Net of Dividends or Distributions, Total (Increase) decrease in swap fair value Increase in swap fair value Increase (decrease) in cash from changes in: Increase Decrease In Receivables Receivables, net Receivables Increase (Decrease) in Receivables, Total 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. Also includes 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 the amount of outstanding money paid in advance for goods or services that bring economic benefits for future periods. Increase Decrease In Inventories Prepaid Expenses And Other Current Assets Inventories and prepaid expenses and other Inventories and prepaid expenses and other Inventories and prepaid expenses and other Accounts payable and accrued expenses Accounts payable and accrued expenses Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities, Total Net cash provided by operating activities Net cash provided by operating activities Cash flows from investing activities: Capital expenditures, net of construction payables and retention Capital expenditures, net of construction payables and retention Capital expenditures Payments to Acquire Property, Plant, and Equipment, Total Payments to Acquire Available-for-sale Securities, Debt Purchase of corporate debt securities Purchase of corporate debt securities Purchase of corporate debt securities Proceeds from Sale and Maturity of Marketable Securities Proceeds from sales or maturities of corporate debt securities Proceeds from Sale and Maturity of Marketable Securities, Total Proceeds from sale or maturity of corporate debt securities Net cash inflow or (outflow) from other deposits and/or other assets not otherwise defined in the taxonomy. Payments For Deposits And Other Assets Deposits and purchase of other assets Deposits and purchase of other assets Proceeds from sale of equipment Proceeds from Sale of Property, Plant, and Equipment, Total Proceeds from sale of equipment Net cash used in investing activities Net cash used in investing activities Cash flows from financing activities: Proceeds from exercise of stock options Exercise of stock options ExcessTaxBenefitFromShareBasedCompensationFinancingActivities Excess tax benefits from stock-based compensation Payments of Dividends Dividend paid Payments of Dividends, Total Dividends Paid Proceeds from Issuance of Long-term Debt Proceeds from issuance of long-term debt Proceeds from Issuance of Long-term Debt, Total Principal payments on long-term debt Principal payments on long-term debt Principal payments on long-term debt Repayments of Long-term Debt, Total Quarterly principal payment Payments for Repurchase of Common Stock Purchase of treasury stock Purchase of treasury stock Payments of Debt Issuance Costs Payment of deferred financing costs Payment of deferred financing costs Net Cash Provided by (Used in) Financing Activities Net cash provided by (used in) financing activities Effect of exchange rate on cash Effect of Exchange Rate on Cash and Cash Equivalents, Total Cash and cash equivalents: Increase (decrease) in cash and cash equivalents Increase in cash and cash equivalents Condensed Consolidated Statement Of Stockholders' Equity [Abstract] Common shares redeemed and canceled Stock redemption, shares Common stock redeemed, shares Redemption and cancelation of common shares, shares Stock Redeemed or Called During Period, Value Stock redemption, value Stock redemption, value Unrealized Gain (Loss) on Investments Net unrealized gain on investments Unrealized Gain (Loss) on Investments, Total Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Exercise of stock options, shares Stock Issued During Period, Value, Stock Options Exercised Exercise of stock options, value Stock Issued During Period, Shares, Restricted Stock Award, Forfeited Cancellation of restricted stock, shares Stock Repurchased During Period, Shares Purchase of treasury stock, shares Purchase of Treasury stock, shares Stock Repurchased During Period, Value Purchase of treasury stock, value Purchase of Treasury stock, value Dividends, Cash Cash dividends Distribution against retained earnings Dividends, Cash, Total Cash dividends Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation Excess tax benefits from stock-based compensation Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition, Total Stock-based compensation Organization And Basis Of Presentation [Abstract] Organization Consolidation And Presentation Of Financial Statements Disclosure Text Block Organization And Basis Of Presentation Summary Of Significant Accounting Policies [Abstract] SignificantAccountingPoliciesTextBlock Summary Of Significant Accounting Policies Earnings Per Share Text Block Earnings Per Share Comprehensive Income [Abstract] Comprehensive Income Note TextBlock Comprehensive Income Supplemental Disclosure Of Cash Flow Information [Abstract] Supplemental cash flow disclosures: Cash Flow Supplemental Disclosures TextBlock Supplemental Disclosure Of Cash Flow Information Investment Securities [Abstract] Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Investment Securities Receivables, Net [Abstract] Loans Notes Trade And Other Receivables Disclosure TextBlock Receivables, Net Property And Equipment, Net [Abstract] Property, Plant and Equipment Disclosure [Text Block] Property And Equipment, Net Long-Term Debt [Abstract] LongTerm Debt TextBlock Long-Term Debt Long-Term Debt Interest Rate Swaps [Abstract] Derivative Instruments and Hedging Activities Disclosure [Text Block] Interest Rate Swaps Related Party Transactions [Abstract] Related Party Transactions Disclosure TextBlock Related Party Transactions Property Charges And Other [Abstract] Property Charges And Other [Abstract] Property Charges and Other [Abstract] The aggregate amount of expenses charged against earnings to eliminate the capitalized costs of projects abandoned during the reporting period and expenses associated with business termination activities. Property Charges And Other Text Block Property Charges And Other Noncontrolling Interest [Abstract] Minority Interest Disclosure TextBlock Noncontrolling Interest Stock-Based Compensation [Abstract] Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Stock-Based Compensation Commitments And Contingencies [Abstract] Commitments and Contingencies Disclosure TextBlock Commitments And Contingencies Income Taxes [Abstract] Income Tax Disclosure TextBlock Income Taxes Segment Information [Abstract] Segment Reporting Disclosure TextBlock Segment Information Subsequent Events [Abstract] Schedule Of Subsequent Events Text Block Subsequent Events Cash and Cash Equivalents, Policy [Text Block] Cash And Cash Equivalents Investment, Policy [Policy Text Block] Investment Securities Investment Securities Trade and Other Accounts Receivable, Policy [Policy Text Block] Accounts Receivable And Credit Risk Inventory, Policy [Text Block] Inventories Revenue Recognition, Policy [Policy Text Block] Revenue Recognition And Promotional Allowances Gaming Taxes Policy [Text Block] Gaming Taxes Policy [Text Block] Gaming Taxes Advertising Costs, Policy [Text Block] Advertising Costs Fair Value of Financial Instruments, Policy [Policy Text Block] Fair Value Measurements Summary of estimated cost of promotional allowance [Table Text Block]. Summary Of Estimated Cost Of Promotional Allowance Table Text Block Summary Of Estimated Cost Of Promotional Allowances Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Schedule Of Assets And Liabilities Carried At Fair Value Schedule of Weighted Average Number of Shares [Table Text Block] Schedule Of Shares Used In Calculation Of Earnings Per Share Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Accumulated Other Comprehensive Income Available-for-sale Securities [Table Text Block] Schedule Of Investments Investments Classified by Contractual Maturity Date [Table Text Block] Investments By Contractual Maturity Schedule of Accounts, Notes, Loans and Financing Receivable [Text Block] Summary Of Receivables, Net Receivables, net Tabular disclosure of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. Property Plant And Equipment [Table Text Block] Schedule Of Property And Equipment, Net Schedule of Long-term Debt Instruments [Text Block] Summary Of Long-Term Debt Schedule of Interest Rate Derivatives [Table Text Block] Schedule Of Interest Rate Swap Liabilities Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block] Summary Of Total Compensation Cost Schedule of Segment Reporting Information, by Segment [Table Text Block] Summary Of Assets And Operations By Segment Sale of Stock, Number of Shares Issued in Transaction Common stock of subsidiary sold Subsidiary common stock, shares issued Percentage of subsidiary's common stock sold. Percentage Of Subsidiarys Common Stock Sold Percentage of subsidiary's common stock sold Equity Method Investment, Ownership Percentage Percentage of ownership in joint ventures Investments in owned joint ventures Cash Equivalents, at Carrying Value Cash equivalents Cash Equivalents, at Carrying Value, Total Cash and cash equivalents Percentage of credit markers due from customers residing outside of the United States Percentage Of Credit Markers Due From Customers Residing Outside Of The United States Percentage of credit markers due from customers residing outside of the United States Gaming tax expense. Gaming Tax Expenses Gaming tax expenses Advertising Expense Total advertising costs Promotional Allowance [Table] Promotional Allowance [Table] Promotional Allowances [Axis] Promotional Allowances [Axis] Promotional Allowances [Domain] Promotional Allowances [Domain] Promotional Allowances [Domain] Rooms [Member] Rooms [Member] Rooms [Member] Food And Beverage [Member] Food And Beverage [Member] Food And Beverage [Member] Entertainment Retail And Other [Member] Entertainment Retail And Other [Member] Entertainment, Retail And Other [Member] Promotional Allowances [Line Items] Promotional Allowances [Line Items] Estimated costs of promotional allowances primarily included in Casino Expense. Estimated Costs Of Promotional Allowances Primarily Included In Casino Expenses Estimated costs of promotional allowances primarily included in casino expense. Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table] Fair Value by Measurement Frequency [Axis] Fair Value Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Fair Value Measurements Recurring [Member] Fair Value, Measurements, Recurring [Member] Fair Value, Hierarchy [Axis] Fair Value Measurements Fair Value Hierarchy [Domain] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value Inputs Level1 [Member] Quoted Market Prices In Active Markets (Level 1) [Member] Fair Value Inputs Level2 [Member] Other Observable Inputs (Level 2) [Member] Fair Value Inputs Level3 [Member] Unobservable Inputs (Level 3) [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Interest rate swap liabilities fair value Interest rate swap liabilities, fair value Interest rate swaps Available-for-sale Securities, Fair Value Disclosure Available-for-sale securities, Fair value (net carrying amount) Available-for-sale securities Weighted Average Number Diluted Shares Outstanding Adjustment Potential dilution from the assumed exercise of stock options and nonvested stock Weighted Average Number Diluted Shares Outstanding Adjustment, Total Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Stock options excluded from calculation of diluted EPS Anti-dilutive stock options excluded from the calculation of diluted earnings per share Accumulated other comprehensive income Foreign currency translation, March 31, 2012 Foreign currency translation, December 31, 2011 Current period other comprehensive income foreign currency translation Accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax Unrealized Gain/loss on securities, March 31, 2012 Unrealized Gain/loss on securities, December 31, 2011 Current period other comprehensive income accumulated other comprehensive income Other Comprehensive Income Adjustments During Period Net Of Tax Other Comprehensive Income Adjustments During Period Net Of Tax Accumulated other comprehensive income, Current period other comprehensive income Interest Paid, Net Cash paid for interest, net of amounts capitalized Interest Paid, Net, Total Interest paid Change in Property and Equipment Included in Accounts and Construction Payables Change in Property and Equipment Included in Accounts and Construction Payables Change in construction payables and retention Change in construction payables and retention Note payable issued in conjunction with the redemption of shares. Redemption Price Promissory Note Redemption price of promissory note Due date of promissory note. Promissory note, due date Promissory note, year due Cash Paid for Capitalized Interest Interest captalized Capitalized interest Schedule of Available-for-sale Securities [Table] Schedule of Available-for-sale Securities, Major Types of Debt and Equity Securities [Axis] Major Types Of Debt And Equity Securities [Domain] Major Types of Debt and Equity Securities [Domain] Domestic And Foreign Corporate Bonds [Member] Domestic And Foreign Corporate Bonds [Member] Domestic And Foreign Corporate Bonds [Member] Schedule of Available-for-sale Securities [Line Items] Available-for-sale Securities, Amortized Cost Basis Available-for-sale securities, Amortized cost Available-for-sale Securities, Amortized Cost Basis, Total Available-for-sale Securities, Gross Unrealized Gains Available-for-sale securities, Gross unrealized gains Available-for-sale Securities, Gross Unrealized Gains, Total Available-for-sale Securities, Gross Unrealized Losses Available-for-sale securities, Gross unrealized losses Available-for-sale securities, Gross unrealized losses Available-for-sale Securities, Gross Unrealized Losses, Total Available-for-sale Securities, Debt Maturities, within One Year, Amortized Cost Basis Due in one year or less, Amortized Cost Available For Sale Securities Debt Maturities After One Through Three Years Amortized Cost Due after one year through three years, Amortized Cost Available-for-sale Securities, Debt Maturities, Amortized Cost Basis Available-for-sale debt securities, Amortized Cost Available-for-sale Securities, Debt Maturities, within One Year, Fair Value Due in one year or less, Fair value Available For Sale Securities Debt Maturities After One Through Three Years Fair Value Due after one year through three years, Fair value Available-for-sale Securities, Debt Securities Available-for-sale debt securities, Fair value Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts Receivable, Gross, Current Receivables, gross Allowance for Doubtful Accounts Receivable, Current Less: allowance for doubtful accounts Allowance for Doubtful Accounts Receivable, Current, Ending Balance Allowance for Doubtful Accounts Receivable, Current, Beginning Balance Land Land and improvements Buildings and improvements Buildings and Improvements, Gross, Total Airplanes, gross Airplanes Gross Airplanes Furniture, fixtures and equipment Leasehold interest in land, gross Leasehold Interest In Land, Gross Leasehold interest in land Construction in progress Property and equipment, gross Property, Plant and Equipment, Gross, Ending Balance Property, Plant and Equipment, Gross, Beginning Balance Property and equipment, gross Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Less: accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance Less: accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total Schedule of Long-term Debt Instruments [Table] Range [Axis] Range [Member] Range [Domain] Maximum [Member] Maximum [Member] Minimum [Member] Minimum [Member] Long-term Debt, Type [Axis] Longterm Debt Type [Domain] Long-term Debt, Type [Domain] Seven And Seven Over Eight Percentage Wynn Las Vegas First Mortgage Notes, Due November One Two Thousand Seventeen [Member] Seven And Seven Over Eight Percentage Wynn Las Vegas First Mortgage Notes Due Novemberone Two Thousand Seventeen [Member] 7 7/8% Wynn Las Vegas First Mortgage Notes, Due November 1, 2017 [Member] Seven And Seven Over Eight Percentage Wynn Las Vegas First Mortgage Notes, Due May One Two Thousand Twenty [Member] Seven And Seven Over Eight Percentage Wynn Las Vegas First Mortgage Notes Due Mayone Two Thousand Twenty [Member] 7 7/8% Wynn Las Vegas First Mortgage Notes, Due May 1, 2020 [Member] Seven And Three Over Four Wynn Las Vegas First Mortgage Notes, Due August Fifteen Two Thousand Twenty [Member] Seven And Three Over Four Wynn Las Vegas First Mortgage Notes Due Augustfifteen Two Thousand Twenty [Member] 7 3/4% Wynn Las Vegas First Mortgage Notes, Due August 15, 2020 [Member] 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] 5 3/8% Wynn Las Vegas First Mortgage Notes, Due March 15, 2022 [Member] Wynn Las Vegas Revolving Credit Facility, Due July Fifteen Two Thousand Thirteen [Member] Wynn Las Vegas Revolving Credit Facility Due Julyfifteen Two Thousand Thirteen [Member] Wynn Las Vegas Revolving Credit Facility, Due July 15, 2013 [Member] Wynn Las Vegas Revolving Credit Facility, Due July Seventeen Two Thousand Fifteen [Member] Wynn Las Vegas Revolving Credit Facility Due Julyseventeen Two Thousand Fifteen [Member] Wynn Las Vegas Revolving Credit Facility, Due July 17, 2015 [Member] Wynn Las Vegas Term Loan Facility, Due August Fifteen Two Thousand Thirteen [Member] Wynn Las Vegas Term Loan Facility Due Augustfifteen Two Thousand Thirteen [Member] Wynn Las Vegas Term Loan Facility, Due August 15, 2013 [Member] Wynn Las Vegas Term Loan Facility, Due August Seventeen Two Thousand Fifteen [Member] Wynn Las Vegas Term Loan Facility Due Augustseventeen Two Thousand Fifteen [Member] Wynn Las Vegas Term Loan Facility, Due August 17, 2015 [Member] Wynn Macau Senior Term Loan Facilities (As Amended June Two Thousand Seven), Due June Twenty Seven Two Thousand Fourteen [Member] Wynn Macau Senior Term Loan Facilities As Amended June Two Thousand Seven Due June Twenty Seven Two Thousand Fourteen [Member] Wynn Macau Senior Term Loan Facilities (As Amended June 2007), Due June 27, 2014 [Member] Wynn Macau Senior Revolving Credit Facility, Due June Two Thousand Twelve [Member] Wynn Macau Senior Revolving Credit Facility Due June Two Thousand Twelve [Member] Wynn Macau Senior Revolving Credit Facility, Due June 27, 2012 [Member] 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] Redemption Price Promissory Note With Former Stockholder And Related Party, Due February 18, 2022; Interest At 2% [Member] Fourty Two Million Dollar Note Payable, Due April One Two Thousand Seventeen [Member] Fourty Two Million Dollar Note Payable Due Aprilone Two Thousand Seventeen [Member] $42 Million Note Payable, Due April 1, 2017 [Member] Thirty Two Point Five Million Dollar Note Payable, Due August Ten Two Thousand Twelve [Member] Thirty Two Point Five Million Dollar Note Payable Due Augustten Two Thousand Twelve [Member] $32.5 Million Note Payable, Due August 10, 2012 [Member] Debt Instrument [Line Items] Debt Instrument, Interest Rate, Stated Percentage Debt instrument, interest rate Debt instrument interest in addition to LIBOR Debt Instrument Interest In Addition To LIBOR Interest in addition to LIBOR Debt instrument interest in addition to LIBOR or HIBOR Debt Instrument Interest In Addition To LIBOR Or HIBOR Interest in addition to LIBOR or HIBOR Debt Instrument, Maturity Date Credit facility maturity date Long-term debt due date Loan maturity date Debt Instrument, Unamortized Discount Original issue discount Debt instrument unamortized discount Long-term Debt Element Long-term debt total Long-term debt total Debt, aggregate principal amount Debt Instrument, Stated Amount Debt Instrument, Stated Amount Debt instrument, stated amount Debt Instrument, Increase Decrease in Premium Debt Instrument, Increase Decrease in Premium Debt premium decrease Debt redemption price as percentage of principal Debt Redemption Price as Percentage of Principal Debt redemption price as percentage of principal Percentage of Principal Repayment on Event of Change of Control Percentage of Principal Repayment on Event of Change of Control Percentage of principal repayment on the event of change of control Percentage of principal repayment on Event of Loss on Sale of Assets Percentage of Principal Repayment on Event of Loss on Sale of Assets Percentage of principal repayment on event of loss on sale of assets and without using proceeds from insurance or sale Wynn Las Vegas Revolver [Member] Wynn Las Vegas Revolver [Member] Wynn Las Vegas Revolver [Member] Line of Credit Facility, Amount Outstanding Revolving credit facility outstanding Outstanding credit facility amount Letters of credit outstanding against credit facility. Letters Of Credit Outstanding Against Credit Facility Outstanding credit facility amount Letters of credit outstanding Line of Credit Facility, Remaining Borrowing Capacity Available credit facility Debt Instrument Previous Maturity Date Debt Instrument Previous Maturity Date Long-term debt previous due date Line of Credit Facility, Expiration Date Revolving credit, expiration date Line of Credit Facility, Average Outstanding Amount Revolving credit commitments Wynn Macau Senior Term Loan Facilities [Member]. Wynn Macau Senior Term Loan Facilities [Member] Wynn Macau Senior Term Loan Facilities [Member] Line of Credit Facility, Maximum Borrowing Capacity Available credit facility Repayment of borrowings Net book value of first mortgage notes. Debt Instrument Net Book Value Debt instrument net book value Debt Instrument, Fair Value Fair value of debt instrument Other debt instruments net book value Other Debt Instruments Net Book Value Other debt instruments, net book value Other debt instruments fair value Other Debt Instruments Fair Value Other debt instruments, fair value Interest Rate Swaps [Table] Interest Rate Swaps [Table] Derivative Instrument Risk [Axis] Derivative Contract Type [Domain] Derivative Contract Type [Domain] Wynn Las Vegas Swap [Member] Wynn Las Vegas Swap [Member] Wynn Las Vegas Swap [Member] Wynn Macau Revolver [Member] Wynn Macau Revolver [Member] Wynn Macau Revolver [Member] Interest Rate Swaps [Line Items] Interest Rate Swaps [Line Items] Number of Interest Rate Derivatives Held Number of interest rate swap agreements Interest rate swap fixed interest rate Notional Amount of Interest Rate Derivatives Interest rate swap notional amount Interest rate swap interest rate Interest rate swap maturity date Wynn Macau Swap [Member] Wynn Macau Swap [Member] Wynn Macau Swap [Member] Schedule of Related Party Transactions, by Related Party [Table] Lease Agreement [Axis] Lease Agreement [Axis] Lease Agreement [Domain] Lease Agreement [Domain] Lease Agreement [Domain] S W Lease [Member] S W Lease [Member] SW Lease [Member] Related Party Transaction [Line Items] Amount due to officers and directors Notice required for lease termination at Villa Suite, days Notice Required For Lease Termination Notice required for lease termination at Villa Suite, days Operating Leases, Income Statement, Lease Revenue Rental value Operating Leases, Income Statement, Lease Revenue, Total Surname Rights Agreement, Expiration Date Surname Rights Agreement, Expiration Date Surname Rights Agreement expiration date Percentage of issuance of common stock Percentage Of Issuance Of Common Stock Percentage of issuance of common stock Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table] Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Capitalized Amount Total stock-based compensation capitalized Employee Benefits and Share-based Compensation Total stock-based compensation costs Total stock-based compensation costs Stock-based compensation Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Vesting Period Commitments and Contingencies [Table] Commitments and Contingencies [Table] Pre And Post Construction Payments [Axis] Pre And Post Construction Payments [Axis] Pre And Post Construction Payments [Domain] Pre And Post Construction Payments [Domain] Pre And Post Construction Payments [Domain] Pre Construction Completion Payments [Member] Pre Construction Completion Payments [Member] Pre Construction Completion Payments [Member] Post Construction Completion Payments [Member] Post Construction Completion Payments [Member] Post Construction Completion Payments [Member] Long-term Purchase Commitment by Category of Item Purchased [Axis] Long Term Purchase Commitment Category Of Item Purchased [Domain] Long-term Purchase Commitment, Category of Item Purchased [Domain] Pending Or Threatened Litigation [Member] Pending Or Threatened Litigation [Member] 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] Cotai Development And Land Concession Contract [Member] Cotai Development And Land Concession Contract [Member] Cotai Development And Land Concession Contract [Member] Cotai Land Agreement [Member] Cotai Land Agreement [Member] Cotai Land Agreement [Member] Commitments And Contingencies [Line Items] Commitments And Contingencies [Line Items] Number Of Hotel Rooms Number Of Rooms Number of rooms and suites Quantity of land acquired Quantity Of Land Acquired Quantity of land acquired, acres Total land premium payable Total Land Premium Payable Total land premium payable Land concession contract period Land Concession Contract Period Land concession contract period (years) Acquisition costs Payment under land concession contract Payments made to third party to relinquish their development rights Down payment of premium Down Payment Of Premium Down payment of premium Semi Annual Payment Of Premium Semi Annual Payment Of Premium Individual semi-annual payments of premium (8 total) Rate Of Interest On Premium Rate Of Interest On Premium Rate of interest on premium Operating Leases, Future Minimum Payments Due Annual lease payments Operating Leases, Future Minimum Payments Due, Total Contract Payment Accrued Contract Payment Accrued Contract payment accrued Loss contingency, estimate of possible loss Redemption Price Promissory Note, Principal Amount Redemption Price Promissory Note, Principal Amount Redemption price promissory note, principal amount Redemption Price Promissory Note, Maturity Date Redemption Price Promissory Note, Maturity Date Redemption price promissory note, maturity date Redemption Price Promissory Note, Interest Rate Redemption Price Promissory Note, Interest Rate Redemption price promissory note, interest rate Donation To Third Party Donation To Third Party Donation to University of Macau Development Foundation Commitment For Additional Donation To Third Party Commitment For Additional Donation To Third Party Commitment for additional donations to be made Income Tax Expense (Benefit), Continuing Operations Income tax expense (provision) Income tax benefit (provision), total Income tax expense and benefit Income Tax Reconciliation, Nondeductible Expense, Share-based Compensation Cost Excess tax deductions associated with stock compensation costs Tax Exemption Period Tax Exemption Period Tax exemption period (in years) Complementary Tax Rate Complementary Tax Rate Complementary tax rate Amount of complementary tax exemption Amount Of Complementary Tax Exemption Amount of complementary tax exemption Special Gaming Tax On Gross Revenue Special Gaming Tax On Gross Revenue Gaming tax Income Taxes Paid Cash tax payment Income Tax Reconciliation, Tax Settlements, Foreign Foreign tax credit Tax Credit Carryforward, Amount General business tax credit carry forwards Schedule of Segment Reporting Information, by Segment [Table] Legal Entity [Axis] Entity [Domain] Entity [Domain] Wynn Las Vegas [Member] Wynn Las Vegas [Member] Wynn Las Vegas [Member] Wynn Macau [Member] Wynn Macau [Member] Wynn Macau [Member] Corporate And Other [Member] Corporate And Other [Member] Corporate And Other [Member] Segment Reporting Information [Line Items] Supplementary Insurance Information, by Segment [Table] Adjusted Property EBITDA Adjusted Property EBITDA Adjusted Property EBITDA Corporate Expenses And Other Corporate Expenses And Other Corporate expenses and other Other Cost and Expense, Operating Total other operating costs and expenses Total other operating costs and expenses Subsequent Event [Table] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Dividend Declared [Member] Dividend Declared [Member] Subsequent Event [Line Items] Dividends Payable, Date Declared, Day, Month and Year Dividend payable, date declared Dividends Payable, Amount Per Share Declared cash dividend Dividends Payable, Date to be Paid, Day, Month and Year Dividends payable, date to be paid Dividends Payable, Date of Record, Day, Month and Year Dividend payable, record date Parent Company [Member] Wynn Resorts, Ltd [Member] Statement, Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock [Member] Common Stock [Member] Treasury Stock [Member] Treasury Stock [Member] Additional Paid In Capital [Member] Additional Paid-In Capital [Member] Accumulated Other Comprehensive Income [Member] Accumulated Other Comprehensive Income [Member] Retained Earnings [Member] Retained Earnings [Member] Noncontrolling Interest [Member] Noncontrolling Interest [Member] Commercial Paper Not Included With Cash And Cash Equivalents [Member] Commercial Paper [Member] Accounts, Notes, Loans and Financing Receivable by Legal Entity of Counterparty, Type [Axis] Legal Entity Type Of Counterparty [Domain] Legal Entity Type of Counterparty [Domain] Casino [Member] Casino [Member] Casino [Member] Hotel [Member] Hotel [Member] Hotel [Member] Retail Leases and Other [Member] Retail Leases And Other [Member] Retail Leases And Other [Member] Five Point Three Seven Five Percentage First Mortgage Notes Due Two Thousand Twenty Two [Member] Five Point Three Seven Five Percentage First Mortgage Notes Due Two Thousand Twenty Two [Member] 5.375 % First Mortgage Notes Due 2022 [Member] Statement, Business Segments [Axis] Segment [Domain] Segment [Domain] General And Administrative [Member] General And Administrative [Member] General And Administrative [Member] Aruze United States Of America, Inc [Member] Aruze United States Of America Inc [Member] Aruze USA, Inc. [Member]