Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
OPERATING ACTIVITIES
Net income (loss)	$ 15,243	$ (691)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Deferred rent revenue and amortization of lease intangibles	(1,111)	47
Depreciation and amortization	20,583	33,279
Amortization of debt issuance costs and debt fair value adjustments	368	446
Stock-based compensation expense	1,098	727
Lease termination income	(4,518)	0
Other noncash interest expense	(320)	(320)
Other, net	678	2,031
Changes in operating assets and liabilities
Change in accounts receivable	466	577
Change in other assets	45	(337)
Change in accounts payable and accrued expenses	7,150	5,434
Change in security deposits payable	(1,265)	2,113
Change in other liabilities and deferred credits	(1,586)	666
Net cash provided by operating activities	36,831	43,972
INVESTING ACTIVITIES
Capital expenditures	(20,932)	(10,138)
Leasing commissions	(1,505)	(1,227)
Net cash used in investing activities	(22,437)	(11,365)
FINANCING ACTIVITIES
Repayment of secured notes payable	(19,909)	(74,116)
Proceeds from unsecured line of credit	24,000	35,000
Debt issuance costs	(415)	(2,656)
Proceeds from issuance of common stock, net	7,034
Proceeds from issuance of common stock, net		(176)
Dividends paid to common stock and unitholders	(18,061)	(17,388)
Net cash used in financing activities	(7,351)	(59,336)
Net (decrease) increase in cash and cash equivalents	7,043	(26,729)
Cash, cash equivalents, and restricted cash equivalents, beginning of period	57,272	91,954
Cash, cash equivalents, and restricted cash equivalents, end of period	64,315	65,225
Cash and cash equivalents	54,538	55,336
Restricted cash	9,777	9,889
American Assets Trust, L.P.
OPERATING ACTIVITIES
Net income (loss)	15,243	(691)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Deferred rent revenue and amortization of lease intangibles	(1,111)	47
Depreciation and amortization	20,583	33,279
Amortization of debt issuance costs and debt fair value adjustments	368	446
Stock-based compensation expense	1,098	727
Lease termination income	(4,518)	0
Other noncash interest expense	(320)	(320)
Other, net	678	2,031
Changes in operating assets and liabilities
Change in accounts receivable	466	577
Change in other assets	45	(337)
Change in accounts payable and accrued expenses	7,150	5,434
Change in security deposits payable	(1,265)	2,113
Change in other liabilities and deferred credits	(1,586)	666
Net cash provided by operating activities	36,831	43,972
INVESTING ACTIVITIES
Capital expenditures	(20,932)	(10,138)
Leasing commissions	(1,505)	(1,227)
Net cash used in investing activities	(22,437)	(11,365)
FINANCING ACTIVITIES
Repayment of secured notes payable	(19,909)	(74,116)
Proceeds from unsecured line of credit	24,000	35,000
Debt issuance costs	(415)	(2,656)
Proceeds from issuance of common stock, net		(176)
Contributions from American Assets Trust, Inc.	7,034
Dividends paid to common stock and unitholders	(18,061)	(17,388)
Net cash used in financing activities	(7,351)	(59,336)
Net (decrease) increase in cash and cash equivalents	7,043	(26,729)
Cash, cash equivalents, and restricted cash equivalents, beginning of period	57,272	91,954
Cash, cash equivalents, and restricted cash equivalents, end of period	64,315	65,225
Cash and cash equivalents	54,538	55,336
Restricted cash	$ 9,777	$ 9,889