Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
OPERATING ACTIVITIES
Net income	$ 10,721	$ 11,379
Adjustments to reconcile net income to net cash provided by operating activities:
Deferred rent revenue and amortization of lease intangibles	(964)	(1,353)
Depreciation and amortization	17,453	15,107
Amortization of debt issuance costs and debt fair value adjustments	1,125	1,045
Stock-based compensation expense	618	890
Other noncash interest expense	(57)	(58)
Other, net	(1,403)	180
Changes in operating assets and liabilities
Change in restricted cash	2,471	943
Change in accounts receivable	12	874
Change in other assets	(698)	(1,143)
Change in accounts payable and accrued expenses	4,718	4,145
Change in security deposits payable	108	353
Change in other liabilities and deferred credits	156	148
Net cash provided by operating activities	34,260	32,510
INVESTING ACTIVITIES
Capital expenditures	(17,135)	(44,125)
Change in restricted cash	(143)	(201)
Leasing commissions	(617)	(843)
Net cash used in investing activities	(17,895)	(45,169)
FINANCING ACTIVITIES
Repayment of secured notes payable	(84,941)	(101,729)
Proceeds from term loan	100,000	0
Proceeds from unsecured line of credit	10,000	20,000
Repayment of unsecured line of credit	(20,000)	0
Proceeds from issuance of unsecured notes payable	0	100,000
Debt issuance costs	(1,503)	(40)
Proceeds from issuance of common stock, net	0	10,272
Dividends paid to common stock and unitholders	(15,827)	(14,350)
Shares withheld for employee taxes	(12)	(6,212)
Net cash (used in) provided by financing activities	(12,283)	7,941
Net increase (decrease) in cash and cash equivalents	4,082	(4,718)
Cash and cash equivalents, beginning of period	39,925	59,357
Cash and cash equivalents, end of period	44,007	54,639
American Assets Trust, L.P.
OPERATING ACTIVITIES
Net income	10,721	11,379
Adjustments to reconcile net income to net cash provided by operating activities:
Deferred rent revenue and amortization of lease intangibles	(964)	(1,353)
Depreciation and amortization	17,453	15,107
Amortization of debt issuance costs and debt fair value adjustments	1,125	1,045
Stock-based compensation expense	618	890
Other noncash interest expense	(57)	(58)
Other, net	(1,403)	180
Changes in operating assets and liabilities
Change in restricted cash	2,471	943
Change in accounts receivable	12	874
Change in other assets	(698)	(1,143)
Change in accounts payable and accrued expenses	4,718	4,145
Change in security deposits payable	108	353
Change in other liabilities and deferred credits	156	148
Net cash provided by operating activities	34,260	32,510
INVESTING ACTIVITIES
Capital expenditures	(17,135)	(44,125)
Change in restricted cash	(143)	(201)
Leasing commissions	(617)	(843)
Net cash used in investing activities	(17,895)	(45,169)
FINANCING ACTIVITIES
Repayment of secured notes payable	(84,941)	(101,729)
Proceeds from term loan	100,000	0
Proceeds from unsecured line of credit	10,000	20,000
Repayment of unsecured line of credit	(20,000)	0
Proceeds from issuance of unsecured notes payable	0	100,000
Debt issuance costs	(1,503)	(40)
Contributions from American Assets Trust, Inc.	0	10,272
Dividends paid to common stock and unitholders	(15,827)	(14,350)
Shares withheld for employee taxes	(12)	(6,212)
Net cash (used in) provided by financing activities	(12,283)	7,941
Net increase (decrease) in cash and cash equivalents	4,082	(4,718)
Cash and cash equivalents, beginning of period	39,925	59,357
Cash and cash equivalents, end of period	$ 44,007	$ 54,639