Consolidated Statements of Comprehensive Income (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
REVENUE:
Rental income	$ 63,593	$ 62,405	$ 182,868	$ 181,332
Other property income	3,750	2,913	10,654	9,080
Total revenue	67,343	65,318	193,522	190,412
EXPENSES:
Rental expenses	17,374	17,430	50,494	50,402
Real estate taxes	5,899	5,768	17,054	16,044
General and administrative	4,682	4,031	13,929	12,658
Depreciation and amortization	16,352	16,648	50,902	50,614
Total operating expenses	44,307	43,877	132,379	129,718
OPERATING INCOME	23,036	21,441	61,143	60,694
Interest expense	(13,325)	(14,764)	(40,396)	(44,244)
Other income (expense), net	(621)	(419)	352	(763)
NET INCOME	9,090	6,258	21,099	15,687
Net income attributable to restricted shares	(95)	(132)	(259)	(397)
Noncontrolling Interest in Net Income (Loss) Operating Partnerships, Redeemable	(2,578)	(1,903)	(6,108)	(4,752)
NET INCOME ATTRIBUTABLE TO AMERICAN ASSETS TRUST, INC. STOCKHOLDERS	6,417	4,223	14,732	10,538
EARNINGS PER COMMON SHARE, BASIC
Earnings per common share, basic	$ 0.15	$ 0.11	$ 0.35	$ 0.27
Weighted average shares of common stock outstanding-basic	42,539,019	39,816,753	41,653,229	39,439,488
EARNINGS PER COMMON SHARE, DILUTED
Earnings per common share, diluted	$ 0.15	$ 0.11	$ 0.35	$ 0.27
Weighted average shares of common stock outstanding-diluted	60,444,276	57,777,667	59,559,944	57,423,959
Dividends declared per common share	$ 0.22	$ 0.21	$ 0.66	$ 0.63
COMPREHENSIVE INCOME
Net income	9,090	6,258	21,099	15,687
Other comprehensive income - unrealized gain on swap derivatives during the period	2,439	0	882	0
Comprehensive income	11,529	6,258	21,981	15,687
Comprehensive income attributable to non-controlling interest	(3,300)	(1,903)	(6,366)	(4,752)
Comprehensive income attributable to American Assets Trust, Inc.	$ 8,229	$ 4,355	$ 15,615	$ 10,935