CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
REVENUE
Rental income	$ 4,166	$ 5,517	$ 9,891	$ 5,935
Management and other fee income	$ 50	$ 367	$ 98	$ 629
Type of Revenue [Extensible List]	Management and Other Fee Income [Member]	Management and Other Fee Income [Member]	Management and Other Fee Income [Member]	Management and Other Fee Income [Member]
Total revenue	$ 4,216	$ 5,884	$ 9,989	$ 6,564
EXPENSES
Property operating	4,160	5,196	7,833	13,381
Real estate taxes	1,238	2,170	2,631	3,707
Depreciation and amortization	1,212	4,151	6,483	8,715
General and administrative	6,874	10,099	16,066	22,319
Total expenses	13,484	21,616	33,013	48,122
Gain on sale of real estate, net	2,034	33,488	3,173	45,880
Gain on sale of interest in unconsolidated entities		7,323		7,323
Impairment of real estate assets	(86,388)	(104,467)	(87,536)	(107,043)
Equity in loss of unconsolidated entities	(566)	(13,698)	(187)	(50,070)
Interest and other income, net	717	9,869	2,140	15,454
Interest expense	(6,282)	(12,528)	(13,293)	(27,730)
Loss before income taxes	(99,753)	(95,745)	(118,727)	(157,744)
(Provision) benefit for income taxes	(1,474)	38	(1,485)	51
Net income (loss)	(101,227)	(95,707)	(120,212)	(157,693)
Preferred dividends	(1,225)	(1,225)	(2,450)	(2,450)
Net loss attributable to Seritage common shareholders	$ (102,452)	$ (96,932)	$ (122,662)	$ (160,143)
Net loss per share attributable to Seritage Class A common shareholders - Basic	$ (1.82)	$ (1.73)	$ (2.18)	$ (2.85)
Net loss per share attributable to Seritage Class A common shareholders - Diluted	$ (1.82)	$ (1.73)	$ (2.18)	$ (2.85)
Weighted average Class A common shares outstanding - Basic	56,268	56,173	56,242	56,116
Weighted average Class A common shares outstanding - Diluted	56,268	56,173	56,242	56,116