BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details) MOP$ in Millions, $ in Millions	1 Months Ended	3 Months Ended		6 Months Ended
	Feb. 28, 2023 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2024 MOP (MOP$)	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		$ 385		$ 385			$ 435
Unrealized gain (loss) on equity investments		(26)	$ 6	(50)	$ 5
Loss reserve for accounts receivable		136		136			130
Accrual for property and equipment within accounts payable		78		78			84
Foreign Exchange Forward
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Derivative liability		81		81			17
Derivative liability current		35		35			8
Derivative liability noncurrent		46		46			9
Derivative asset							10
Derivative asset current							1
Derivative asset noncurrent							9
Net loss on derivative		62		100
Food and Beverage Revenue
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Lease revenue		21	19	41	37
Entertainment Retail and Other Revenue
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items]
Lease revenue		29	$ 29	58	$ 59
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		$ 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%		5.00%