Consolidated Statements of Operations (Partnership) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues
Rental revenue, net	$ 150,632	$ 185,945	$ 292,136	$ 380,987
SUMMIT Operator revenue	32,602	28,180	58,206	47,951
Investment income	6,191	9,103	13,594	18,160
Other income	33,395	22,808	46,766	44,702
Total revenues	222,820	246,036	410,702	491,800
Expenses
Operating expenses	46,333	46,957	89,941	99,021
Real estate taxes	32,058	39,885	63,664	81,268
Operating lease rent	6,368	6,655	12,773	12,956
SUMMIT Operator expenses	23,188	22,836	45,046	43,524
Interest expense, net of interest income	35,803	40,621	66,976	82,274
Amortization of deferred financing costs	1,677	2,154	3,216	4,175
SUMMIT Operator tax expense	1,855	1,879	560	3,146
Depreciation and amortization	52,247	69,335	100,831	148,117
Loan loss and other investment reserves, net of recoveries	0	0	0	6,890
Transaction related costs	76	33	92	917
Marketing, general and administrative	20,032	22,974	41,345	46,259
Total expenses	219,637	253,329	424,444	528,547
Equity in net income (loss) from unconsolidated joint ventures	4,325	(21,932)	115,485	(29,344)
Equity in net (loss) gain on sale of interest in unconsolidated joint venture/real estate	(8,129)	0	18,635	(79)
Purchase price and other fair value adjustments	1,265	(17,409)	(49,227)	(17,170)
Loss on sale of real estate, net	(2,741)	(26,678)	(2,741)	(28,329)
Depreciable real estate reserves and impairment	(13,721)	(305,916)	(65,839)	(305,916)
Gain on early extinguishment of debt	17,777	0	17,777	0
Net income (loss)	1,959	(379,228)	20,348	(417,585)
Net loss attributable to noncontrolling interests:
Noncontrolling interests in other partnerships	1,871	1,040	3,165	2,665
Preferred units distributions	(2,406)	(1,851)	(4,309)	(3,449)
Net income (loss) attributable to SL Green	1,577	(356,457)	18,456	(392,450)
Perpetual preferred stock dividends	(3,737)	(3,737)	(7,475)	(7,475)
SL Green Operating Partnership
Revenues
Rental revenue, net	150,632	185,945	292,136	380,987
SUMMIT Operator revenue	32,602	28,180	58,206	47,951
Investment income	6,191	9,103	13,594	18,160
Other income	33,395	22,808	46,766	44,702
Total revenues	222,820	246,036	410,702	491,800
Expenses
Operating expenses	46,333	46,957	89,941	99,021
Real estate taxes	32,058	39,885	63,664	81,268
Operating lease rent	6,368	6,655	12,773	12,956
SUMMIT Operator expenses	23,188	22,836	45,046	43,524
Interest expense, net of interest income	35,803	40,621	66,976	82,274
Amortization of deferred financing costs	1,677	2,154	3,216	4,175
SUMMIT Operator tax expense	1,855	1,879	560	3,146
Depreciation and amortization	52,247	69,335	100,831	148,117
Loan loss and other investment reserves, net of recoveries	0	0	0	6,890
Transaction related costs	76	33	92	917
Marketing, general and administrative	20,032	22,974	41,345	46,259
Total expenses	219,637	253,329	424,444	528,547
Equity in net income (loss) from unconsolidated joint ventures	4,325	(21,932)	115,485	(29,344)
Equity in net (loss) gain on sale of interest in unconsolidated joint venture/real estate	(8,129)	0	18,635	(79)
Purchase price and other fair value adjustments	1,265	(17,409)	(49,227)	(17,170)
Loss on sale of real estate, net	(2,741)	(26,678)	(2,741)	(28,329)
Depreciable real estate reserves and impairment	(13,721)	(305,916)	(65,839)	(305,916)
Gain on early extinguishment of debt	17,777	0	17,777	0
Net income (loss)	1,959	(379,228)	20,348	(417,585)
Net loss attributable to noncontrolling interests:
Noncontrolling interests in other partnerships	1,871	1,040	3,165	2,665
Preferred units distributions	(2,406)	(1,851)	(4,309)	(3,449)
Net income (loss) attributable to SL Green		(380,039)	19,204	(418,369)
Perpetual preferred stock dividends	(3,737)	(3,737)	(7,475)	(7,475)
Net (loss) income attributable to SLGOP common unitholders	$ (2,313)	$ (383,776)	$ 11,729	$ (425,844)
Basic earnings (loss) per unit (in dollars per share)	$ (0.04)	$ (5.63)	$ 0.16	$ (6.25)
Diluted earnings (loss) per unit (in dollars per share)	$ (0.04)	$ (5.63)	$ 0.16	$ (6.25)
Basic weighted average common units outstanding (in shares)	68,740	68,341	68,753	68,263
Diluted weighted average common units and common unit equivalents outstanding (in shares)	68,740	68,341	70,137	68,263