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Basis of Presentation and Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2019 | Mar. 31, 2018 | Jan. 01, 2019 | Dec. 31, 2018
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Percentage of minority interest | 30.20% |  |  |
Total assets | $ 31,146,921 |  |  | $ 30,210,706
Total liabilities | 19,829,718 |  |  | 19,638,665
Commissions, complimentaries and other incentives | 602,000 | $ 540,000 |  |
Operating ROU assets | 641,912 |  | $ 656,000 | 0
Operating lease liabilities | 573,897 |  | $ 580,000 |
Food and Beverage Revenue [Member] |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Lease revenue | 12,000 | 13,000 |  |
Entertainment Retail and Other Revenue [Member] |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Lease revenue | $ 22,000 | $ 21,000 |  |
MGM Growth Properties LLC [Member] |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Percentage of minority interest | 30.20% |  |  |
Total assets | $ 12,300,000 |  |  | 11,000,000
Total liabilities | $ 5,600,000 |  |  | $ 5,100,000

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