CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
REVENUE
Rental income	$ 4,457	$ 5,725
Management and other fee income	$ 142	$ 48
Type of Revenue [Extensible List]	Management and Other Fee Income [Member]	Management and Other Fee Income [Member]
Total revenue	$ 4,599	$ 5,773
EXPENSES
Property operating	2,908	3,673
Real estate taxes	953	1,393
Depreciation and amortization	2,075	5,271
General and administrative	15,693	9,192
Total expenses	21,629	19,529
Gain on sale of real estate, net	6,936	1,139
Impairment of real estate assets	0	(1,148)
Equity in (loss) income of unconsolidated entities	(7,928)	379
Interest and other income (expense), net	860	1,423
Interest expense	(5,230)	(7,011)
Loss before income taxes	(22,392)	(18,974)
Benefit (provision) for income taxes	190	(11)
Net loss	(22,202)	(18,985)
Preferred dividends	(1,225)	(1,225)
Net loss attributable to Seritage common shareholders	$ (23,427)	$ (20,210)
Net loss per share attributable to Seritage Class A common shareholders - Basic	$ (0.42)	$ (0.36)
Net loss per share attributable to Seritage Class A common shareholders - Diluted	$ (0.42)	$ (0.36)
Weighted average Class A common shares outstanding - Basic	56,283	56,215
Weighted average Class A common shares outstanding - Diluted	56,283	56,215