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PARTY-IN-INTEREST (Details) - EBP 004 - Common stock - Marriott International, Inc. - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2025 | Dec. 31, 2024
EBP, Related Party and Party-in-Interest Transactions [Line Items] |  |
Number of shares held (in shares) | 6,298,121 | 7,111,418
Dividend income | $ 18,659,067 |
Net asset value per share (in dollars per share) | $ 310.24 | $ 278.94
Investment acquired, number of shares (in shares) | 297,793 |
Investment acquired | $ 81,215,839 |
Investment sold, number of shares (in shares) | 1,111,090 |
Investment sold | $ 310,878,634 |

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