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STOCKHOLDERS’ EQUITY - Additional Information (Details) - USD ($) |  | 1 Months Ended | 2 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Mar. 15, 2021 | Mar. 31, 2021 | Feb. 23, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Nov. 30, 2023 | Feb. 28, 2023 | Mar. 31, 2022 | May 31, 2018
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Redemption of MGP OP units |  |  |  |  |  | $ 50,828,000 |  |  |  |
Common stock repurchases, value |  |  |  | $ 2,313,968,000 | $ 2,775,217,000 | $ 1,753,509,000 |  |  |  |
Common Stock |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Common stock repurchases (in shares) |  |  |  | 54,325,000 | 76,404,000 | 43,088,000 |  |  |  |
Common stock repurchases, value |  |  |  | $ 543,000 | $ 764,000 | $ 430,000 |  |  |  |
Share Repurchase Program One | Common Stock |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Authorized amount of stock repurchase |  |  |  |  |  | $ 2,000,000,000 |  |  |  | $ 2,000,000,000
Share Repurchase Program Two | Common Stock |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Authorized amount of stock repurchase |  |  |  |  | $ 3,000,000,000 |  |  |  | $ 2,000,000,000 |
Share Repurchase Program Three | Common Stock |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Authorized amount of stock repurchase |  |  |  |  |  |  | $ 2,000,000,000 | $ 2,000,000,000 | $ 2,000,000,000 |
Share Repurchase Program Four | Common Stock |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Authorized amount of stock repurchase |  |  |  |  |  |  |  | 2,000,000,000 |  |
Share Repurchase Program Five | Common Stock |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Authorized amount of stock repurchase |  |  |  |  |  |  | 2,000,000,000 |  |  |
Share Repurchase Program | Common Stock |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Common stock repurchases (in shares) |  |  |  | 54,000,000 | 76,000,000 | 43,000,000 |  |  |  |
Common stock repurchases, value |  |  |  | $ 2,300,000,000 | $ 2,800,000,000 | $ 1,800,000,000 |  |  |  |
Share Repurchase Program February 2023 | Common Stock |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Repurchase of common stock, remaining amount |  |  |  | $ 2,000,000,000 |  |  | $ 2,000,000,000 | $ 183,000,000 |  |
Subsequent Event | Share Repurchase Program | Common Stock |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Common stock repurchases (in shares) |  |  | 7,000,000 |  |  |  |  |  |  |
Common stock repurchases, value |  |  | $ 320,000,000 |  |  |  |  |  |  |
Corvex Management LP | Share Repurchase Program | Common Stock |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Common stock repurchases (in shares) |  |  |  |  | 4,500,000 |  |  |  |  |
Common stock repurchases, value |  |  |  |  | $ 202,500,000 |  |  |  |  |
MGM Growth Properties LLC | Operating Partnership |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Noncontrolling interest (in percent) | 42.10% | 42.10% |  |  |  |  |  |  |  |
Operating partnership units, redeemed (in shares) |  | 37,000,000 |  |  |  |  |  |  |  |
Partner capital account units redeemed for cash (in shares) |  | 15,000,000 |  |  |  |  |  |  |  |
Operating partnership redemption units for class A offering (in shares) |  | 22,000,000 |  |  |  |  |  |  |  |
Redemption of MGP OP units |  | $ 1,200,000,000 |  |  |  |  |  |  |  |
Class A shares | MGM Growth Properties LLC |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
New issuance of shares (in shares) | 22,000,000 |  |  |  |  | 3,000,000 |  |  |  |
Class A shares | MGM Growth Properties LLC | Operating Partnership |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Noncontrolling interest (in percent) |  |  |  |  |  | 41.60% |  |  |  |

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