0000001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 0000002 - Document - Audit Information link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - Consolidated Statements of Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - Consolidated Statements of Equity link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - Consolidated Balance Sheets - LP link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - Consolidated Balance Sheets - LP (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952158 - Statement - Consolidated Statements of Comprehensive Income - LP link:presentationLink link:calculationLink link:definitionLink 9952159 - Statement - Consolidated Statements of Partners' Capital - LP link:presentationLink link:calculationLink link:definitionLink 9952160 - Statement - Consolidated Statements of Cash Flows - LP link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - REAL ESTATE link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - ACQUIRED IN-PLACE LEASES AND ABOVE/BELOW MARKET LEASES link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - OTHER ASSETS link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - OTHER LIABILITIES AND DEFERRED CREDITS link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - DEBT link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - DERIVATIVE AND HEDGING ACTIVITIES link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - PARTNERS' CAPITAL OF AMERICAN ASSETS TRUST, L.P. link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - EQUITY OF AMERICAN ASSETS TRUST, INC. link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - INCOME TAXES link:presentationLink link:calculationLink link:definitionLink 9952172 - Disclosure - COMMITMENTS AND CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 9952173 - Disclosure - LEASES link:presentationLink link:calculationLink link:definitionLink 9952174 - Disclosure - COMPONENTS OF RENTAL INCOME AND EXPENSE link:presentationLink link:calculationLink link:definitionLink 9952175 - Disclosure - OTHER INCOME link:presentationLink link:calculationLink link:definitionLink 9952176 - Disclosure - RELATED PARTY TRANSACTIONS link:presentationLink link:calculationLink link:definitionLink 9952177 - Disclosure - SEGMENT REPORTING link:presentationLink link:calculationLink link:definitionLink 9952178 - Disclosure - QUARTERLY FINANCIAL INFORMATION (UNAUDITED) link:presentationLink link:calculationLink link:definitionLink 9952179 - Disclosure - SCHEDULE III-Consolidated Real Estate and Accumulated Depreciation link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - REAL ESTATE (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - ACQUIRED IN-PLACE LEASES AND ABOVE/BELOW MARKET LEASES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - OTHER ASSETS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - OTHER LIABILITIES AND DEFERRED CREDITS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - DEBT (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - DERIVATIVE AND HEDGING ACTIVITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - EQUITY OF AMERICAN ASSETS TRUST, INC. (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - INCOME TAXES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - LEASES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - COMPONENTS OF RENTAL INCOME AND EXPENSE (Tables) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - OTHER INCOME (Tables) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - SEGMENT REPORTING (Tables) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - QUARTERLY FINANCIAL INFORMATION (UNAUDITED) (Tables) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Supplemental Disclosures Related to Consolidated Statements of Cash Flows (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - REAL ESTATE - Summary of Real Estate Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - REAL ESTATE - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - REAL ESTATE - Summary of Purchase Price Allocation (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - REAL ESTATE - Summary of Acquiree Operating Results Since Acquisition Date (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - ACQUIRED IN-PLACE LEASES AND ABOVE/BELOW MARKET LEASES - Acquired Lease Intangibles and Leasing Costs Included in Other Assets and Other Liabilities and Deferred Credits (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - ACQUIRED IN-PLACE LEASES AND ABOVE/BELOW MARKET LEASES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - ACQUIRED IN-PLACE LEASES AND ABOVE/BELOW MARKET LEASES - Increases (Decreases) in Net Income as Result of Amortization of In-Place Leases Above Market Leases and Below Market Leases (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - ACQUIRED IN-PLACE LEASES AND ABOVE/BELOW MARKET LEASES - Amortization for Acquired In-Place Leases During Next Five Years and Thereafter Assuming No Early Lease Terminations (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS - Financial Liabilities Fair Value Measurement on a Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS - Carrying Amount and Fair Value of Financial Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - OTHER ASSETS (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - OTHER LIABILITIES AND DEFERRED CREDITS (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - DEBT - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - DEBT - Summary of Total Secured Notes Payable Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - DEBT - Summary of Total Unsecured Notes Payable Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - DEBT - Summary of Principal Payments on Notes Payable (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - DERIVATIVE AND HEDGING ACTIVITIES - Summary of Interest Rate Swap Terms (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - DERIVATIVE AND HEDGING ACTIVITIES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - PARTNERS' CAPITAL OF AMERICAN ASSETS TRUST, L.P. (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - EQUITY OF AMERICAN ASSETS TRUST, INC. - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - EQUITY OF AMERICAN ASSETS TRUST, INC. - Dividends Declared and Paid on Shares of Common Stock and Noncontrolling Common Units (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - EQUITY OF AMERICAN ASSETS TRUST, INC. - Summary of Income Tax Status of Dividends Per Share Paid (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - EQUITY OF AMERICAN ASSETS TRUST, INC. - Restricted Common Stock Issued (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - EQUITY OF AMERICAN ASSETS TRUST, INC. - Summary of Activity of Restricted Stock Awards (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - EQUITY OF AMERICAN ASSETS TRUST, INC. - Computation of Basic and Diluted EPS (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - INCOME TAXES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - INCOME TAXES - Income Tax Provision Included in Other Income Expense on Consolidated Statement of Operations (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - LEASES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - LEASES - Minimum Future Rentals from Noncancelable Operating Leases (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - LEASES - Current Annual Payment Under Operating Leases (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - LEASES - Current Annual Payment Under Operating Leases (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - LEASES - Lease Costs & Additional Lease Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955562 - Disclosure - LEASES - Supplemental Lease Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955563 - Disclosure - COMPONENTS OF RENTAL INCOME AND EXPENSE - Component of Rental Income (Details) link:presentationLink link:calculationLink link:definitionLink 9955564 - Disclosure - COMPONENTS OF RENTAL INCOME AND EXPENSE - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955565 - Disclosure - COMPONENTS OF RENTAL INCOME AND EXPENSE - Components of Rental Expenses (Details) link:presentationLink link:calculationLink link:definitionLink 9955566 - Disclosure - OTHER INCOME (Details) link:presentationLink link:calculationLink link:definitionLink 9955567 - Disclosure - OTHER INCOME - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955568 - Disclosure - RELATED PARTY TRANSACTIONS (Details) link:presentationLink link:calculationLink link:definitionLink 9955569 - Disclosure - SEGMENT REPORTING - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955570 - Disclosure - SEGMENT REPORTING - Schedule of Segment Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955571 - Disclosure - SEGMENT REPORTING - Reconciliation of Segment Profit to Net Income Attributable to Stockholders (Details) link:presentationLink link:calculationLink link:definitionLink 9955572 - Disclosure - SEGMENT REPORTING - Net Real Estate and Secured Note Payable Balances for Each Segment (Details) link:presentationLink link:calculationLink link:definitionLink 9955573 - Disclosure - QUARTERLY FINANCIAL INFORMATION (UNAUDITED) - Selected Quarterly Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955574 - Disclosure - SCHEDULE III-Consolidated Real Estate and Accumulated Depreciation (Details) link:presentationLink link:calculationLink link:definitionLink 9955575 - Disclosure - SCHEDULE III-Consolidated Real Estate and Accumulated Depreciation Rollforward (Details) link:presentationLink link:calculationLink link:definitionLink