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Long-Term Debt - Additional Information (Details) - USD ($) $ in Thousands				1 Months Ended		2 Months Ended	9 Months Ended
	Oct. 02, 2024	Oct. 01, 2024	Sep. 16, 2024	Oct. 31, 2024	Sep. 30, 2024	Mar. 31, 2024	Sep. 30, 2024	Sep. 20, 2024	Feb. 29, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Long-term debt					$ 11,786,562		$ 11,786,562			$ 11,738,337
Debt instrument, fair value disclosure					11,820,000		11,820,000			11,490,000
Long-term debt, gross					11,852,710		$ 11,852,710			11,826,986
Senior Secured Term Loan \| WRF
Debt Instrument [Line Items]
Borrowing capacity extended			$ 71,800
Senior Secured Term Loan \| WRF \| SOFR
Debt Instrument [Line Items]
Interest in addition to variable rate							1.85%
WRF 2031 Senior Notes and WLV 2025 Senior Notes \| Senior Notes
Debt Instrument [Line Items]
Loss on restructuring of debt							$ 1,600
Debt issuance costs					5,600		5,600
WRF 7 1/8% Senior Notes, due 2031 \| Senior Notes \| WRF
Debt Instrument [Line Items]
Debt instrument, face amount									$ 400,000
Debt redemption price as percentage of principal						103.00%
Long-term debt									$ 409,500
Long-term debt, gross					1,000,000		1,000,000			600,000
WLV 5 1/2% Senior Notes, due 2025 (2) \| Senior Notes
Debt Instrument [Line Items]
Debt redemption price as percentage of principal						100.00%
Long-term debt						$ 3,300
Repurchased face amount						800,000
Debt instrument, early tender premium						$ 20,300
WLV 5 1/2% Senior Notes, due 2025 (2) \| Senior Notes \| Subsequent Event
Debt Instrument [Line Items]
Debt redemption price as percentage of principal				100.00%
Repurchased face amount				$ 600,000
WLV 5 1/2% Senior Notes, due 2025 (2) \| Senior Notes \| Period One
Debt Instrument [Line Items]
Debt redemption price as percentage of principal						97.20%
Repurchased face amount						$ 681,000
WLV 5 1/2% Senior Notes, due 2025 (2) \| Senior Notes \| Period Two
Debt Instrument [Line Items]
Repurchased face amount						119,000
WLV 5 1/2% Senior Notes, due 2025 (2) \| Senior Notes \| WLV
Debt Instrument [Line Items]
Repayments of debt						$ 796,700
Long-term debt, gross					583,310		583,310			1,380,001
WRF Credit Facility Agreement Amendment \| Senior Secured Term Loan \| WRF
Debt Instrument [Line Items]
Loss on restructuring of debt			100
Debt issuance costs					500		500
WRF 6 1/4% Senior Notes, due 2033 \| Senior Notes \| WRF
Debt Instrument [Line Items]
Debt instrument, face amount					800,000		800,000
Debt issuance costs					8,200		8,200
Long-term debt, gross					800,000		800,000			0
Proceeds from senior debt					795,000
Related fees and expenses					5,000
Retail Term Loan Agreement \| Medium-term Notes [Member] \| Wynn/CA Plaza Property Owner, LLC And Wynn/CA Property Owner, LLC (The Borrowers)
Debt Instrument [Line Items]
Long-term debt, gross					615,000		$ 615,000			615,000
Retail Term Loan Agreement \| Medium-term Notes [Member] \| Wynn/CA Plaza Property Owner, LLC And Wynn/CA Property Owner, LLC (The Borrowers) \| SOFR
Debt Instrument [Line Items]
Interest in addition to variable rate							1.80%
Retail Term Loan Agreement \| Medium-term Notes [Member] \| Wynn/CA Plaza Property Owner, LLC And Wynn/CA Property Owner, LLC (The Borrowers) \| Subsequent Event
Debt Instrument [Line Items]
Required quarterly repayments	$ 15,000
Retail Term Loan Agreement \| Medium-term Notes [Member] \| Wynn/CA Plaza Property Owner, LLC And Wynn/CA Property Owner, LLC (The Borrowers) \| Subsequent Event \| SOFR
Debt Instrument [Line Items]
Interest in addition to variable rate	2.15%
Retail Term Loan Agreement \| Medium-term Notes [Member] \| Wynn/CA Plaza Property Owner, LLC And Wynn/CA Property Owner, LLC (The Borrowers) \| Subsequent Event \| Maximum \| SOFR
Debt Instrument [Line Items]
Interest in addition to variable rate	3.385%
WM Cayman II Revolver, due 2025 \| Senior Secured Revolving Credit Facility \| WM Cayman Holdings Limited II
Debt Instrument [Line Items]
Debt issuance costs								$ 19,200
Long-term debt, gross					1,150,962		$ 1,150,962			1,497,610
WM Cayman II Revolver, due 2025 \| Senior Secured Revolving Credit Facility \| WM Cayman Holdings Limited II \| SOFR
Debt Instrument [Line Items]
Interest in addition to variable rate							0.10%
WML 4 7/8% Senior Notes, due 2024 (2) \| Senior Notes \| WML
Debt Instrument [Line Items]
Long-term debt, gross					$ 600,000		$ 600,000			$ 600,000
WML 4 7/8% Senior Notes, due 2024 (2) \| Senior Notes \| WML \| Subsequent Event
Debt Instrument [Line Items]
Extinguishment of debt		$ 600,000
Senior Revolving Credit Facility, Due 2024 \| Senior Secured Revolving Credit Facility \| WRF
Debt Instrument [Line Items]
Borrowing capacity extended			$ 68,700