XML 63 R51.htm IDEA: XBRL DOCUMENT
v3.22.2

LEASES - Additional Information (Detail) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2022 USD ($) agreement
MGM China | M G M Macau |
Leases [Line Items] |
Lease agreement initial lease term | 25 years
Lease agreement renewal period | 10 years
MGM China | M G M Cotai |
Leases [Line Items] |
Lease agreement initial lease term | 25 years
Lease agreement renewal period | 10 years
Blackstone real estate income trust | Las Vegas Strip Resorts | Bellagio BREIT Venture |
Leases [Line Items] |
Lease agreement initial lease term | 30 years
Number of renewal periods, exercisable at option | agreement | 2
Lease agreement renewal period | 10 years
Annual rent escalator from year one through year ten | 2.00%
Lease agreement renewal period | 10 years
Annual rent escalator cap from year eleven through year twenty | 3.00%
Annual rent escalator after year twenty | 4.00%
Annual rent escalator from year eleven through year twenty | 2.00%
Lessee, operating lease, annual rent expense | $ | $ 255
VICI BREIT Venture | Mandalay Bay and MGM Grand Las Vegas |
Leases [Line Items] |
Lease agreement initial lease term | 30 years
Number of renewal periods, exercisable at option | agreement | 2
Lease agreement renewal period | 10 years
Lease agreement renewal period | 15 years
Lessee, operating lease, annual rent expense | $ | $ 304
Annual rent escalator from year one through year fifteen | 2.00%
Annual rent escalator after year fifteen | 2.00%
Annual rent escalator cap after year fifteen | 3.00%
Affiliated Entity | Aria and Vdara |
Leases [Line Items] |
Lease agreement initial lease term | 30 years
Number of renewal periods, exercisable at option | agreement | 3
Lease agreement renewal period | 10 years
Lease agreement renewal period | 15 years
Lessee, operating lease, annual rent expense | $ | $ 215
Annual rent escalator after year fifteen | 2.00%
Annual rent escalator cap after year fifteen | 3.00%
Fixed rent escalator for fifteen years | 2.00%
VICI Properties, Inc | VICI Lease and Ground Subleases |
Leases [Line Items] |
Lease agreement initial lease term | 25 years
Number of renewal periods, exercisable at option | agreement | 3
Lease agreement renewal period | 10 years
Annual rent escalator from year one through year ten | 2.00%
Lease agreement renewal period | 10 years
Lessee, operating lease, annual rent expense | $ | $ 860
Annual rent escalator after year ten | 2.00%
Annual rent escalator cap after year ten | 3.00%
Subsidiaries | Cosmopolitan of Las Vegas |
Leases [Line Items] |
Lease agreement initial lease term | 30 years
Number of renewal periods, exercisable at option | agreement | 3
Lease agreement renewal period | 10 years
Lease agreement renewal period | 15 years
Lessee, operating lease, annual rent expense | $ | $ 200
Annual rent escalator after year fifteen | 2.00%
Annual rent escalator cap after year fifteen | 3.00%
Fixed rent escalator for fifteen years | 2.00%

X
- Definition Annual Rent Escalator After Year Fifteen + References No definition available. + Details
Name: | mgm_AnnualRentEscalatorAfterYearFifteen
Namespace Prefix: | mgm_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Annual rent escalator after year ten. + References No definition available. + Details
Name: | mgm_AnnualRentEscalatorAfterYearTen
Namespace Prefix: | mgm_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Annual Rent Escalator After Year Twenty + References No definition available. + Details
Name: | mgm_AnnualRentEscalatorAfterYearTwenty
Namespace Prefix: | mgm_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Annual Rent Escalator Cap After Year Fifteen + References No definition available. + Details
Name: | mgm_AnnualRentEscalatorCapAfterYearFifteen
Namespace Prefix: | mgm_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Annual rent escalator cap after year ten. + References No definition available. + Details
Name: | mgm_AnnualRentEscalatorCapAfterYearTen
Namespace Prefix: | mgm_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Annual Rent Escalator Cap From Year Eleven Through Year Twenty + References No definition available. + Details
Name: | mgm_AnnualRentEscalatorCapFromYearElevenThroughYearTwenty
Namespace Prefix: | mgm_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Annual Rent Escalator From Year Eleven Through Year Twenty + References No definition available. + Details
Name: | mgm_AnnualRentEscalatorFromYearElevenThroughYearTwenty
Namespace Prefix: | mgm_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Annual Rent Escalator From Year One Through Year Fifteen + References No definition available. + Details
Name: | mgm_AnnualRentEscalatorFromYearOneThroughYearFifteen
Namespace Prefix: | mgm_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Annual Rent Escalator From Year One Through Year Ten + References No definition available. + Details
Name: | mgm_AnnualRentEscalatorFromYearOneThroughYearTen
Namespace Prefix: | mgm_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fixed Rent Escalator for Fifteen Years + References No definition available. + Details
Name: | mgm_FixedRentEscalatorForFifteenYears
Namespace Prefix: | mgm_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Lease Agreement Renewal Period + References No definition available. + Details
Name: | mgm_LeaseAgreementRenewalPeriod
Namespace Prefix: | mgm_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Leases. + References No definition available. + Details
Name: | mgm_LeasesLineItems
Namespace Prefix: | mgm_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Lessee, Operating Lease, Annual Rent Expense + References No definition available. + Details
Name: | mgm_LesseeOperatingLeaseAnnualRentExpense
Namespace Prefix: | mgm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Number of renewal periods, exercisable at option. + References No definition available. + Details
Name: | mgm_NumberOfRenewalPeriodsExercisableAtOption
Namespace Prefix: | mgm_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980 + Details
Name: | us-gaap_LesseeOperatingLeaseRenewalTerm
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980 + Details
Name: | us-gaap_LesseeOperatingLeaseTermOfContract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=mgm_MGMChinaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=mgm_MGMMacauMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=mgm_MGMCotaiMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=mgm_BlackstoneRealEstateIncomeTrustMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=mgm_LasVegasStripResortsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=mgm_BellagioMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=mgm_VICIBREITVentureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=mgm_MandalayBayAndMGMGrandLasVegasMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=srt_AffiliatedEntityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=mgm_AriaAndVdaraMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=mgm_VICIPropertiesIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=mgm_VICILeaseAndGroundSubleasesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=srt_SubsidiariesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=mgm_CosmopolitanOfLasVegasMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |