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Commitments and Contingencies - Additional Information (Detail) - USD ($) | 5 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2019 | Jun. 30, 2019 | May 31, 2019
Loss Contingencies [Line Items] |  |  |
Statute of limitation toll date | May 15, 2020 |  |
Insurance coverage available to fund litigation liabilities | $ 751,000,000 | $ 751,000,000 |
Percentage of participation to increase the amount for settlement to Claimants | 100.00% |  |
MGM Grand Paradise SA [Member] | Extension Agreement [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Bank guarantee |  |  | $ 102,000,000
Guarantee term |  | In connection with the Extension Agreement, MGM Grand Paradise provided a bank guarantee in an amount of approximately $102 million to the government of Macau in May 2019 to warrant the fulfillment of labor debts upon the expiration of the Extension Agreement in June 2022 |
MGP Senior Credit Facility [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Credit facility outstanding | $ 0 | $ 0 |
Senior Credit Facility [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Credit facility outstanding | 12,000,000 | 12,000,000 |
Letters of credit [Member] | MGP Senior Credit Facility [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Credit facility amount | 75,000,000 | 75,000,000 |
Letters of credit [Member] | MGM China Credit Facility [Member] | Standby Letters of Credit [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Credit facility amount | 100,000,000 | 100,000,000 |
Letters of credit [Member] | Senior Credit Facility [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Credit facility amount | 250,000,000 | 250,000,000 |
Minimum [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Estimated amount for settlement to Claimants | 735,000,000 | 735,000,000 |
Maximum [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Estimated amount for settlement to Claimants | $ 800,000,000 | $ 800,000,000 |

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