Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
REVENUE:
Rental income		$ 93,147	$ 78,079	$ 249,634	$ 231,172
Other property income		5,215	4,428	18,160	17,090
Total revenue		98,362	82,507	267,794	248,262
EXPENSES:
Rental expenses		23,989	21,383	66,611	62,685
Real estate taxes		10,942	8,787	29,263	25,961
General and administrative		6,479	5,176	18,495	16,139
Depreciation and amortization		26,568	19,886	69,733	86,033
Total operating expenses		67,978	55,232	184,102	190,818
OPERATING INCOME		30,384	27,275	83,692	57,444
Interest expense		(13,734)	(12,879)	(40,212)	(39,387)
Gain on sale of real estate		0	0	633	0
Other (expense) income, net		(131)	(125)	(410)	(64)
NET INCOME		16,519	14,271	43,703	17,993
Net income attributable to restricted shares		(92)	(71)	(277)	(215)
Net income attributable to unitholders in the Operating Partnership		(3,565)	(3,806)	(10,553)	(4,765)
NET INCOME ATTRIBUTABLE TO AMERICAN ASSETS TRUST, INC. STOCKHOLDERS		$ 12,862	$ 10,394	$ 32,873	$ 13,013
EARNINGS PER COMMON SHARE
Earnings per common share, basic (in USD per share)		$ 0.22	$ 0.22	$ 0.63	$ 0.28
Weighted average shares of common stock outstanding-basic (in shares)		59,441,887	46,959,752	52,239,668	46,945,095
EARNINGS PER COMMON SHARE, DILUTED
Earnings per common share, diluted (in USD per share)		$ 0.22	$ 0.22	$ 0.63	$ 0.28
Weighted average shares of common stock outstanding-diluted (in shares)		75,832,435	64,137,360	69,010,772	64,133,584
Dividends declared per common share (in USD per share)		$ 0.28	$ 0.27	$ 0.84	$ 0.81
COMPREHENSIVE INCOME
Reclassification of amortization of forward-starting swap included in interest expense		$ (333)	$ (320)	$ (972)	$ (959)
Comprehensive income		15,605	14,518	36,127	21,337
Comprehensive income attributable to non-controlling interest		(3,364)	(3,872)	(8,582)	(5,645)
Comprehensive income attributable to American Assets Trust, Inc.		12,241	10,646	27,545	15,692
American Assets Trust, L.P.
REVENUE:
Rental income		93,147	78,079	249,634	231,172
Other property income		5,215	4,428	18,160	17,090
Total revenue		98,362	82,507	267,794	248,262
EXPENSES:
Rental expenses		23,989	21,383	66,611	62,685
Real estate taxes		10,942	8,787	29,263	25,961
General and administrative		6,479	5,176	18,495	16,139
Depreciation and amortization		26,568	19,886	69,733	86,033
Total operating expenses		67,978	55,232	184,102	190,818
OPERATING INCOME		30,384	27,275	83,692	57,444
Interest expense		(13,734)	(12,879)	(40,212)	(39,387)
Gain on sale of real estate		0	0	633	0
Other (expense) income, net		(131)	(125)	(410)	(64)
NET INCOME		16,519	14,271	43,703	17,993
Net income attributable to restricted shares		(92)	(71)	(277)	(215)
NET INCOME ATTRIBUTABLE TO AMERICAN ASSETS TRUST, INC. STOCKHOLDERS		$ 16,427	$ 14,200	$ 43,426	$ 17,778
EARNINGS PER COMMON SHARE
Earnings per common share, basic (in USD per share)		$ 0.22	$ 0.22	$ 0.63	$ 0.28
Weighted average shares of common stock outstanding-basic (in shares)		75,832,435	64,137,360	69,010,772	64,133,584
EARNINGS PER COMMON SHARE, DILUTED
Earnings per common share, diluted (in USD per share)		$ 0.22	$ 0.22	$ 0.63	$ 0.28
Weighted average shares of common stock outstanding-diluted (in shares)		75,832,435	64,137,360	69,010,772	64,133,584
Distributions per unit (in USD per share)		$ 0.28	$ 0.27	$ 0.84	$ 0.81
COMPREHENSIVE INCOME
Reclassification of amortization of forward-starting swap included in interest expense		$ (333)	$ (320)	$ (972)	$ (959)
Comprehensive income		15,605	14,518	36,127	21,337
Limited Partner | American Assets Trust, L.P.
EXPENSES:
NET INCOME	[1]	3,565	3,806
COMPREHENSIVE INCOME
Comprehensive income attributable to American Assets Trust, Inc.		(3,364)	(3,872)	(8,582)	(5,645)
General Partner | American Assets Trust, L.P.
EXPENSES:
NET INCOME	[2]	12,954	10,465
COMPREHENSIVE INCOME
Comprehensive income attributable to American Assets Trust, Inc.		12,241	10,646	27,545	15,692
Interest Rate Swap
COMPREHENSIVE INCOME
Other comprehensive (loss) income - unrealized gain (loss) on derivatives		(1,094)	567	(7,117)	4,303
Interest Rate Swap | American Assets Trust, L.P.
COMPREHENSIVE INCOME
Other comprehensive (loss) income - unrealized gain (loss) on derivatives		(1,094)	567	(7,117)	4,303
Forward Contracts
COMPREHENSIVE INCOME
Other comprehensive (loss) income - unrealized gain (loss) on derivatives		513	0	513	0
Forward Contracts | American Assets Trust, L.P.
COMPREHENSIVE INCOME
Other comprehensive (loss) income - unrealized gain (loss) on derivatives		$ 513	$ 0	$ 513	$ 0

[1] Consists of limited partnership interests held by third parties.

[2] Consists of general partnership interests held by American Assets Trust, Inc.