v3.25.4

DERIVATIVE AND HEDGING ACTIVITIES - Narrative (Details) - USD ($) $ in Millions |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 10, 2024 | Dec. 31, 2025 | Sep. 17, 2024 | Sep. 09, 2024
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Reclassified within twelve months |  | $ 1.0 |  |
American Assets Trust, L.P. | 6.150% Senior Notes |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Stated Interest Rate |  |  | 6.15% |
American Assets Trust, L.P. | 6.150% Senior Notes | Unsecured term loan |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Stated Interest Rate |  | 6.15% | 6.15% |
Effective interest rate (percent) |  | 6.209% | 6.194% |
American Assets Trust, L.P. | Interest Rate Swap | Term Loan A |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Fixed interest rate on derivative |  | 2.70% |  |
American Assets Trust, L.P. | Interest Rate Swap | Term Loan B | First period |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Fixed interest rate on derivative |  | 5.47% |  |
American Assets Trust, L.P. | Interest Rate Swap | Term Loan B | Second period |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Fixed interest rate on derivative |  | 5.57% |  |
American Assets Trust, L.P. | Interest Rate Swap | Term Loan C | First period |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Fixed interest rate on derivative |  | 5.57% |  |
American Assets Trust, L.P. | Interest Rate Swap | Term Loan C | Second period |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Fixed interest rate on derivative |  | 5.47% |  |
American Assets Trust, L.P. | Forward Contracts | Series D Notes |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Fixed interest rate on derivative |  | 3.87% |  |
American Assets Trust, L.P. | Forward Contracts | Series E Notes |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Fixed interest rate on derivative |  | 4.18% |  |
American Assets Trust, L.P. | Forward Contracts | Series F Notes |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Fixed interest rate on derivative |  | 3.85% |  |
American Assets Trust, L.P. | Forward Contracts | Series G Notes |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Fixed interest rate on derivative |  | 3.88% |  |
American Assets Trust, L.P. | Treasury Locks |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Notional amount | $ 150.0 |  |  | $ 150.0
Loss on derivatives | $ 1.3 |  |  |
American Assets Trust, L.P. | Treasury Locks | 6.150% Senior Notes |  |  |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |  |  |
Effective interest rate (percent) |  | 6.209% |  |

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