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COMMITMENTS AND CONTINGENCIES (Details) $ in Thousands, ¥ in Millions, MOP$ in Millions		1 Months Ended	12 Months Ended
	Dec. 16, 2022	Feb. 28, 2025 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2024 MOP (MOP$)	Dec. 31, 2024 JPY (¥)	Dec. 31, 2023 USD ($)	Dec. 31, 2023 JPY (¥)	Dec. 31, 2022 USD ($)	Dec. 31, 2024 MOP (MOP$)	Dec. 31, 2024 JPY (¥)
Loss Contingencies [Line Items]
Funded amount			$ 182,078			$ 161,040		$ 254,786
Long term debt			$ 6,403,119			6,371,852
Japanese Joint Venture | JAPAN
Loss Contingencies [Line Items]
Ownership interest (in percent)			50.00%						50.00%	50.00%
Osaka IR KK | JAPAN
Loss Contingencies [Line Items]
Commitment amount			$ 1,700,000							¥ 271,000
Funded amount			157,000		¥ 25,200	69,000	¥ 10,300
Osaka IR KK | JAPAN | Asset Pledged as Collateral
Loss Contingencies [Line Items]
Equity method investments			274,000
Performance Guarantee
Loss Contingencies [Line Items]
Guarantee obligation amount			80,000							¥ 12,650
Blackstone Real Estate Income Trust
Loss Contingencies [Line Items]
Guarantee obligation amount			3,010,000
Senior Credit Facility
Loss Contingencies [Line Items]
Credit facility outstanding			25,000
Insurance Carriers | Subsequent Event
Loss Contingencies [Line Items]
Payments for legal settlements		$ 45,000
MGM Grand Paradise
Loss Contingencies [Line Items]
Gaming concession contract, term	10 years
Revolving Credit Facility
Loss Contingencies [Line Items]
Long term debt			1,350,000
MGM Grand Paradise SA | Concession Contract
Loss Contingencies [Line Items]
Collaborative agreement, obligations due annually for next five years			270,000						MOP$ 2,200
Collaborative agreement, obligations after year five			811,000						6,500
Investment in gaming and non-gaming projects and development of international tourist markets			2,100,000	MOP$ 16,700
Gross gaming revenue, milestone | MOP$				180,000
Total investment in gaming and non-gaming projects and development of international tourist markets			2,500,000	19,700
MGM Grand Paradise SA | Concession Contract | Non-Gaming Projects
Loss Contingencies [Line Items]
Investment in gaming and non-gaming projects and development of international tourist markets			1,900,000	15,000
Total investment in gaming and non-gaming projects and development of international tourist markets			2,200,000	MOP$ 18,000
MGM Grand Paradise SA | Gaming Concessions
Loss Contingencies [Line Items]
Guarantee obligation amount			87,000			$ 87,000			700
MGM Grand Paradise SA | June 2022 Gaming Concessions
Loss Contingencies [Line Items]
Share capital required to be maintained			625,000						5,000
MGM Grand Paradise SA | January 2023 Concessions
Loss Contingencies [Line Items]
Guarantee obligation amount			$ 125,000						1,000
Guarantee expiration, days after the end of the concession term			180 days	180 days	180 days
MGM Grand Paradise SA | Reversion Agreement
Loss Contingencies [Line Items]
Collaborative agreement, obligations after year five			$ 56,000						445
Collaborative agreement, obligations in 2025			6,000						45
Collaborative agreement, obligations due annually for next four years			$ 19,000						MOP$ 148

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