Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Revenues
Rental revenue, net	$ 168,536	$ 156,933	$ 496,792	$ 449,069
SUMMIT Operator revenue	32,883	36,437	86,424	94,643
Investment income	4,356	5,344	26,809	18,938
Interest income from real estate loans held by consolidated securitization vehicles	10,838	4,771	47,868	4,771
Other income	28,204	26,206	68,686	72,972
Total revenues	244,817	229,691	726,579	640,393
Expenses
Operating expenses, including related party expenses of $6 and $9 in 2025, and $0 and $2 in 2024	57,673	49,507	164,840	139,448
Real estate taxes	37,627	30,831	112,594	94,495
Operating lease rent	6,106	6,363	18,317	19,136
SUMMIT Operator expenses	35,959	37,901	82,570	82,947
Interest expense, net of interest income	47,235	42,091	138,234	109,067
Amortization of deferred financing costs	1,724	1,669	5,153	4,885
SUMMIT Operator tax expense (benefit)	1,279	(1,779)	2,781	(1,219)
Interest expense on senior obligations of consolidated securitization vehicles	10,838	3,330	45,827	3,330
Depreciation and amortization	63,216	53,176	187,874	154,007
Loan loss and other investment reserves, net of recoveries	0	0	(71,326)	0
Transaction related costs	13,129	171	13,601	263
Marketing, general and administrative	23,701	21,015	67,004	62,360
Total expenses	298,487	244,275	767,469	668,719
Equity in net (loss) income from unconsolidated joint ventures	(9,287)	(15,428)	(30,892)	100,057
Income from debt fund investments, net	1,176	0	1,776	0
Equity in net gain on sale of interest in unconsolidated joint venture/real estate	86,872	371	84,926	19,006
Purchase price and other fair value adjustments	11,138	12,906	(8,090)	(36,321)
(Loss) gain on sale of real estate, net	(1,068)	7,471	(1,717)	4,730
Depreciable real estate reserves and impairment	0	0	(8,546)	(65,839)
Gain on sale of investments in marketable securities	0	0	10,232	0
Gain on early extinguishment of debt	0	0	0	17,777
Net income (loss)	35,161	(9,264)	6,799	11,084
Net (income) loss attributable to noncontrolling interests:
Noncontrolling interests in the Operating Partnership	(1,737)	914	503	166
Noncontrolling interests in other partnerships	(2,658)	985	3,079	4,150
Preferred units distributions	(2,154)	(2,176)	(6,461)	(6,485)
Net income (loss) attributable to SL Green	28,612	(9,541)	3,920	8,915
Perpetual preferred stock dividends	(3,738)	(3,738)	(11,213)	(11,213)
Net income (loss) attributable to SL Green common stockholders	$ 24,874	$ (13,279)	$ (7,293)	$ (2,298)
Basic earnings (loss) per share (in dollars per share)	$ 0.35	$ (0.21)	$ (0.12)	$ (0.06)
Diluted earnings (loss) per share (in dollars per share)	$ 0.34	$ (0.21)	$ (0.12)	$ (0.06)
Basic weighted average common shares outstanding (in shares)	70,443	64,388	70,434	64,355
Diluted weighted average common shares and common share equivalents outstanding (in shares)	71,148	64,388	70,434	64,355