Document and Entity Information [Abstract] Document and Entity Information 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 ASSETS Current assets: Cash and cash equivalents Balance, end of period Balance, beginning of period Cash and Cash Equivalents, at Carrying Value, Total Receivables, Net, Current Receivables, Net, Current, Total Receivables, net Inventories Inventory, Net, Total Prepaid expenses and other Prepaid Expense, 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, Plant and Equipment, Net, Total Property and equipment, net Intangibles, net Intangible Assets, Net (Excluding Goodwill), Total Deferred financing costs Deferred Finance Costs, Noncurrent, Net, Total Deposits and other assets noncurrent. Deposits And Other Assets Noncurrent Deposits and other assets Investment in unconsolidated affiliates Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures, Total Deferred Tax Assets, Net, Noncurrent Deferred Tax Assets, Net, Noncurrent, Total Deferred income taxes Total assets Total assets LIABILITIES AND STOCKHOLDERS' EQUITY Current liabilities: Carrying value as of the balance sheet date of obligations incurred and payable for the acquisition of merchandise, materials, supplies and services pertaining to construction projects such as a new hotel resort or remodels to existing resorts not classified as trade payables, and liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Accounts And Construction Payable Current Accounts and construction payable Current portion of long-term debt Long-term Debt, Current Maturities, Total Income taxes payable Accrued interest Accrued compensation and benefits Employee-related Liabilities, Current, Total 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 Other accrued expenses Customer deposits 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 income taxes Total current liabilities Total current liabilities Long-term Debt, Excluding Current Maturities Long-term Debt, Excluding Current Maturities, Total Long-term debt Other long-term liabilities Other Liabilities, Noncurrent, Total Deferred Tax Liabilities, Noncurrent Deferred income taxes 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, more than one year from the balance sheet date (or more than one operating cycle, if longer). Construction Retention Payables Noncurrent Construction retention Total liabilities Total liabilities 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 Common stock, par value $0.01; 400,000,000 shares authorized; 136,749,127 and 136,098,410 shares issued; 123,944,173 and 123,293,456 shares outstanding Common Stock, Value, Issued, Ending Balance Common Stock, Value, Issued, Beginning Balance Common Stock, Value, Issued, Total Treasury stock, at cost; 12,804,954 shares Treasury stock, at cost; 12,804,954 shares Treasury Stock, Value, Ending Balance Treasury Stock, Value, Beginning Balance Additional paid-in capital Additional Paid in Capital, Ending Balance Additional Paid in Capital, Beginning Balance Additional Paid in Capital, Total Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax, Ending Balance Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax, Beginning Balance Accumulated deficit Retained Earnings (Accumulated Deficit), Ending Balance Retained Earnings (Accumulated Deficit), Beginning Balance Retained Earnings (Accumulated Deficit), Total Total Wynn Resorts, Limited stockholders' equity Stockholders' Equity Attributable to Parent, Ending Balance Stockholders' Equity Attributable to Parent, Beginning Balance Total Wynn Resorts, Limited stockholders' equity Stockholders' Equity Attributable to Noncontrolling Interest Stockholders' Equity Attributable to Noncontrolling Interest, Ending Balance Stockholders' Equity Attributable to Noncontrolling Interest, Beginning Balance Stockholders' Equity Attributable to Noncontrolling Interest, Total Noncontrolling interest Total equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Ending Balance Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Beginning Balance Total equity Total liabilities and stockholders' equity Total liabilities and stockholders' equity Preferred stock, par value 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, shares authorized Common stock, shares issued Common Stock, Shares, Issued, Total Common stock, shares outstanding Common Stock, Shares, Outstanding, Ending Balance Common Stock, Shares, Outstanding, Beginning Balance Treasury stock, shares Treasury Stock, Shares, Ending Balance Treasury Stock, Shares, Beginning Balance CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS 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 complimentaries provided on a routine basis as part of our normal day to day operations. Hotel And Casino Revenue Gross Gross revenues Gross revenues Less: promotional allowances Less: 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 Pre-opening costs 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. Project Abandonment Costs 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, Total Increase (decrease) in swap fair value Decrease in swap fair value Gain (Loss) on Derivative Instruments, Net, Pretax, Total Gain (loss) on extinguishment of debt/exchange offer Gain on extinguishment of debt Gains (Losses) on Extinguishment of Debt, Total Equity in income (loss) from unconsolidated affiliates Income (Loss) from Equity Method Investments, Total Other Other Nonoperating Income (Expense), Total Other income (expense), net Other income (expense), net Income (Loss) from Continuing Operations before Income Taxes and Minority Interest Income Loss From Continuing Operations Before Income Taxes And Minority Interest Income before income taxes Income before income taxes Provision for income taxes (Provision) benefit for income taxes Income Tax Expense (Benefit), Total Net income Net income (loss) Less: Net income attributable to noncontrolling interests Less: Net income attributable to non-controlling interests Net Income (Loss) Attributable to Noncontrolling Interest, Total Net income (loss) attributable to Wynn Resorts, Limited Net income (loss) attributable to Wynn Resorts, Limited Earnings Per Share, Basic and Diluted [Abstract] Earnings Per Share Basic And Diluted Abstract Basic and diluted income per common share: Earnings Per Share Net income (loss) attributable to Wynn Resorts, Limited: Earnings Per Share, Basic Earnings Per Share, Basic, Total Basic Earnings Per Share, Diluted Earnings Per Share, Diluted, Total Diluted Weighted average common shares outstanding: Weighted Average Number of Shares Outstanding, Basic Weighted Average Number of Shares Outstanding, Basic, Total Basic Weighted Average Number of Shares Outstanding, Diluted Weighted Average Number of Shares Outstanding, Diluted, Total Diluted Dividends declared per common share: CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS Cash flows from operating activities: Adjustments to reconcile net income to net cash provided by operating activities: Deferred income taxes Deferred Income Tax Expense (Benefit), Total Deferred income taxes Stock-based compensation Share-based Compensation, Total 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 Amount represents the difference between the fair value of the payments made and the carrying value of the debt at the time of its exchange, extinguishment, or settlement. Gain Losses On Exchange Extinguishment Settlement Of Debt Loss (gain) on extinguishment of debt/exchange offer 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 Decrease in swap fair value Increase (decrease) in cash from changes in: Receivables, net Receivables, net 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 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 Payments to Acquire Property, Plant, and Equipment, Total 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 Net cash used in investing activities Net cash used in investing activities Cash flows from financing activities: Proceeds from exercise of stock options ExcessTaxBenefitFromShareBasedCompensationFinancingActivities Excess tax benefits from stock-based compensation Proceeds from issuance of common stock Dividends Paid Dividends Paid Payments of Dividends, Total 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 Repayments of Long-term Debt, Total Repurchase of Wynn Las Vegas First Mortgage Notes Repurchase of Wynn Las Vegas First Mortgage Notes Payments on long-term land concession obligation Payment of financing costs Payment of financing costs Payments of Financing Costs, Total 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 (decrease) in cash and cash equivalents Notes to Financial Statements [Abstract] Notes to Financial Statements Organization and Basis of Presentation Summary of Significant Accounting Policies Earnings Per Share Text Block Earnings Per Share Comprehensive Income (loss) Supplemental Disclosure of Cash Flow Information Schedule of Accounts, Notes, Loans and Financing Receivable [Text Block] Receivables, net Property, Plant and Equipment [Text Block] Property and Equipment, net Long-term Debt [Text Block] Long-Term Debt Interest Rate Swaps Related Party Transactions 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 Disclosure [Text Block] Noncontrolling Interest Stockholders Equity Share-Based Compensation Commitments and Contingencies Income Taxes Segment Information Subsequent Events