Consolidated Balance Sheets - LP - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Real estate, at cost
Operating real estate	$ 3,468,537	$ 3,389,726
Construction in progress	202,385	139,098
Held for development	547	547
Real estate, at cost	3,671,469	3,529,371
Accumulated depreciation	(936,913)	(847,390)
Net real estate	2,734,556	2,681,981
Cash and cash equivalents	49,571	139,524
Accounts receivable, net	7,848	7,445
Deferred rent receivables, net	87,192	82,724
Other assets, net	108,714	106,253
Assets acquired	2,987,881	3,017,927
LIABILITIES:
Secured notes payable, net	74,578	110,965
Unsecured notes payable, net	1,539,453	1,538,238
Unsecured line of credit, net	34,057	0
Accounts payable and accrued expenses	65,992	64,531
Security deposits payable	8,699	7,855
Other liabilities and deferred credits	79,577	86,215
Liabilities assumed	1,802,356	1,807,804
Commitments and contingencies (Note 12)
Partners' Capital [Abstract]
Accumulated other comprehensive income	10,624	2,872
TOTAL LIABILITIES AND EQUITY	2,987,881	3,017,927
American Assets Trust, L.P.
Real estate, at cost
Operating real estate	3,468,537	3,389,726
Construction in progress	202,385	139,098
Held for development	547	547
Real estate, at cost	3,671,469	3,529,371
Accumulated depreciation	(936,913)	(847,390)
Net real estate	2,734,556	2,681,981
Cash and cash equivalents	49,571	139,524
Accounts receivable, net	7,848	7,445
Deferred rent receivables, net	87,192	82,724
Other assets, net	108,714	106,253
Assets acquired	2,987,881	3,017,927
LIABILITIES:
Secured notes payable, net	74,578	110,965
Unsecured notes payable, net	1,539,453	1,538,238
Unsecured line of credit, net	34,057	0
Accounts payable and accrued expenses	65,992	64,531
Security deposits payable	8,699	7,855
Other liabilities and deferred credits	79,577	86,215
Liabilities assumed	1,802,356	1,807,804
Commitments and contingencies (Note 12)
Partners' Capital [Abstract]
Limited partners' capital, 16,181,537 and 16,181,537 units issued and outstanding as of December 31, 2022 and December 31, 2021, respectively	(39,127)	(30,138)
General partner's capital, 60,718,653 and 60,525,580 units issued and outstanding as of December 31, 2022 and December 31, 2021, respectively	1,210,641	1,236,092
Accumulated other comprehensive income	14,011	4,169
Total capital	1,185,525	1,210,123
TOTAL LIABILITIES AND EQUITY	$ 2,987,881	$ 3,017,927