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COMMITMENTS AND CONTINGENCIES - Additional Information (Details) $ in Thousands, MOP$ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($)	Dec. 31, 2023 MOP (MOP$)	Dec. 31, 2023 MOP (MOP$)	Dec. 31, 2023 JPY (¥)	Dec. 31, 2022 USD ($)	Dec. 31, 2022 MOP (MOP$)
Loss Contingencies [Line Items]
Commitment amount	$ 9,000,000			¥ 1,270,000,000,000
Long term debt	$ 6,371,852				$ 8,761,189
Japanese Joint Venture | JAPAN
Loss Contingencies [Line Items]
Ownership interest (in percent)	50.00%		50.00%	50.00%
Performance Guarantee
Loss Contingencies [Line Items]
Guarantee obligation amount	$ 89,000			¥ 12,650,000,000
Blackstone Real Estate Income Trust
Loss Contingencies [Line Items]
Guarantee obligation amount	3,010,000
Mandalay Bay and MGM Grand Las Vegas
Loss Contingencies [Line Items]
Guarantee obligation amount	3,000,000
Senior Credit Facility
Loss Contingencies [Line Items]
Credit facility outstanding	28,000
Revolving Credit Facility
Loss Contingencies [Line Items]
Long term debt	1,350,000
MGM Grand Paradise SA | Concession Contract
Loss Contingencies [Line Items]
Minimum future payments	269,000		MOP$ 2,200
Collaborative agreement, obligations thereafter	1,100,000		8,700
Collaborative agreement, obligations in 2025	6,000		45
Collaborative agreement, obligations in 2028	18,000		148
Collaborative agreement, obligations in thereafter	74,000		594
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	2,400,000	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 | June 2022 Sub Concession Extension Contract
Loss Contingencies [Line Items]
Share capital required to be maintained	622,000		5,000
Guarantee obligation amount	87,000		700		124,000
MGM Grand Paradise SA | January 2023 Concessions
Loss Contingencies [Line Items]
Guarantee obligation amount	$ 124,000		MOP$ 1,000		$ 124,000	MOP$ 1,000
Guarantee expiration, days after the end of the concession term	180 days	180 days
Released pledged cash	$ 300,000

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