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BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details) MOP$ in Millions, $ in Millions	1 Months Ended	3 Months Ended
	Feb. 28, 2023 USD ($)	Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($)	Mar. 31, 2024 MOP (MOP$)	Dec. 31, 2023 USD ($)
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Ownership interest (in percent)		100.00%
Fair value of investment		$ 411			$ 435
Unrealized loss of equity investments		24	$ 1
Loss reserve for accounts receivable		139			130
Accrual for property and equipment within accounts payable		76			84
Food and Beverage Revenue
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Lease revenue		20	18
Entertainment Retail and Other Revenue
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Lease revenue		28	$ 30
Circus Circus Las Vegas And Adjacent Land
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Repayment of note receivable	$ 170
MGM Grand Paradise SA | June 2022 Sub Concession Extension Contract
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Obligation amount		$ 87		MOP$ 700	$ 87
Bellagio BREIT Venture
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Ownership interest by noncontrolling owner (in percent)		5.00%		5.00%

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