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Commitments and Contingencies - Additional Information (Detail) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Nov. 15, 2019
Blackstone Real Estate Income Trust |  |
Loss Contingencies [Line Items] |  |
Guarantee obligation amount | $ 3,010,000,000.00 | $ 3,010,000,000.00
MGP BREIT Venture |  |
Loss Contingencies [Line Items] |  |
Guarantee obligation amount | $ 3,000,000,000 |
Guarantee term | 12 years |
Percentage of principal amount outstanding guaranteed | 10.00% |
MGM Grand Paradise SA | Extension Agreement |  |
Loss Contingencies [Line Items] |  |
Guarantee obligation amount | $ 102,000,000 |
MGP Senior Credit Facility |  |
Loss Contingencies [Line Items] |  |
Credit facility outstanding | 0 |
Senior Credit Facility |  |
Loss Contingencies [Line Items] |  |
Credit facility outstanding | 33,000,000 |
Letters of credit | MGP Senior Credit Facility |  |
Loss Contingencies [Line Items] |  |
Line of credit facility | 75,000,000 |
Letters of credit | Senior Credit Facility |  |
Loss Contingencies [Line Items] |  |
Line of credit facility | $ 1,350,000,000 |

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