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COMMITMENTS AND CONTINGENCIES (Detail) MOP$ in Millions	1 Months Ended
	Jan. 31, 2023 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2023 MOP (MOP$)	Jan. 31, 2023 MOP (MOP$)	Dec. 31, 2022 USD ($)	Dec. 31, 2022 MOP (MOP$)
Loss Contingencies [Line Items]
Long-term debt, gross		$ 6,744,024,000			$ 8,761,189,000
Blackstone real estate income trust
Loss Contingencies [Line Items]
Obligation amount		3,010,000,000.00
Mandalay Bay and MGM Grand Las Vegas
Loss Contingencies [Line Items]
Obligation amount		3,000,000,000
MGM Grand Paradise SA | January 2023 Concessions
Loss Contingencies [Line Items]
Obligation amount	$ 124,000,000	87,000,000	MOP$ 700	MOP$ 1,000	$ 124,000,000	MOP$ 1,000
Guarantee expiration, days after the end of the concession term	180 days
Released pledged cash		300,000,000
Senior Credit Facility
Loss Contingencies [Line Items]
Credit facility outstanding		29,000,000
Revolving Credit Facility
Loss Contingencies [Line Items]
Long-term debt, gross		$ 1,350,000,000

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