The distributions of earnings to an entity that is affiliated with the reporting entity by means of direct or indirect ownership.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585

Name:	us-gaap_PaymentsOfDistributionsToAffiliates
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Related Party Transactions - Additional Information (Detail) - USD ($) $ in Millions			3 Months Ended		9 Months Ended
	Apr. 01, 2018	Oct. 05, 2017	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Master Lease [Member]
Related Party Transaction [Line Items]
Annual rent payments under master lease of properties	$ 770	$ 757
MGM Branding and Development [Member] \| Ms Ho Pansy Catilina Chiu King [Member]
Related Party Transaction [Line Items]
Distribution made to noncontrolling interests			$ 4	$ 2	$ 17	$ 13