Related Party Transactions - Additional Information (Detail) - USD ($) $ in Millions			3 Months Ended
	Apr. 01, 2018	Oct. 05, 2017	Mar. 31, 2018	Mar. 31, 2017
Master Lease [Member]
Related Party Transaction [Line Items]
Annual rent payments under master lease of properties		$ 757
Master Lease [Member] | Subsequent Event [Member]
Related Party Transaction [Line Items]
Annual rent payments under master lease of properties	$ 770
Base Rent [Member]
Related Party Transaction [Line Items]
Percentage of initial total rent payments due			90.00%
Percentage Rent [Member]
Related Party Transaction [Line Items]
Percentage of initial total rent payments due			10.00%
MGM China [Member] | Ms Ho Pansy Catilina Chiu King
Related Party Transaction [Line Items]
Distribution made to noncontrolling interests			$ 10	$ 2