XML 80 R61.htm IDEA: XBRL DOCUMENT v3.23.2

RELATED PARTY TRANSACTIONS - Additional Information (Detail) - Master Lease - USD ($) $ in Millions	Apr. 01, 2022	Mar. 31, 2022
Related Party Transaction [Line Items]
Annual rent payments	$ 877	$ 873
Fixed annual rent escalator percentage	2.00%
Increase in annual rent payments	$ 16
Term to reset rent payments	5 years
Decrease in annual rent payments	$ 12

X

- Definition

Decrease In Annual Rent Payment

+ References

No definition available.

+ Details

Name:	mgm_DecreaseInAnnualRentPayment
Namespace Prefix:	mgm_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Fixed annual rent escalator percentage.

+ References

No definition available.

+ Details

Name:	mgm_FixedAnnualRentEscalatorPercentage
Namespace Prefix:	mgm_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Increase In Annual Rent Payment

+ References

No definition available.

+ Details

Name:	mgm_IncreaseInAnnualRentPayment
Namespace Prefix:	mgm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Rent Payment, Rent Reset Period

+ References

No definition available.

+ Details

Name:	mgm_RentPaymentRentResetPeriod
Namespace Prefix:	mgm_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Amount of operating lease expense. Excludes sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 4
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479041/842-20-45-4

+ Details

Name:	us-gaap_OperatingLeaseExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-07(2)(c)(2)(i))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483575/946-220-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-07(2)(c)(2)(ii))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483575/946-220-S99-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-07(2)(g)(3))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483575/946-220-S99-1

+ Details

Name:	us-gaap_RelatedPartyTransactionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_TypeOfArrangementAxis=mgm_MasterLeaseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: