EQUITY OF AMERICAN ASSETS TRUST, INC. - Dividends Declared and Paid on Shares of Common Stock and Noncontrolling Common Units (Details) - $ / shares |
3 Months Ended | 12 Months Ended | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Sep. 30, 2025 |
Jun. 30, 2025 |
Mar. 31, 2025 |
Dec. 31, 2024 |
Sep. 30, 2024 |
Jun. 30, 2024 |
Mar. 31, 2024 |
Dec. 31, 2023 |
Sep. 30, 2023 |
Jun. 30, 2023 |
Mar. 31, 2023 |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Equity [Abstract] | |||||||||||||||
| Amount per Share/Unit (in dollars per unit) | $ 0.340 | $ 0.340 | $ 0.340 | $ 0.340 | $ 0.335 | $ 0.335 | $ 0.335 | $ 0.335 | $ 0.330 | $ 0.330 | $ 0.330 | $ 0.330 | $ 1.36 | $ 1.34 | $ 1.32 |