Consolidated Balance Sheets (Partnership) (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Debt and preferred equity investments, net of discounts and deferred origination fees	$ 1,618	$ 1,630
Allowance for loan and lease losses	13,520	13,520
Land	1,357,041	1,092,671
Building and improvements	3,862,224	3,655,624
Building leasehold and improvements	1,388,476	1,354,569
Right of use asset - operating leases	865,639	885,929
Accumulated depreciation	2,126,081	1,968,004
Other assets	610,911	413,670
Real estate debt	1,944,635	1,491,319
Lease liabilities	106,853	105,531
Other liabilities (includes $251,096 and $259,392 at fair value as of December 31, 2024 and December 31, 2023, respectively)	414,153	471,401
SL Green Operating Partnership
Debt and preferred equity investments, net of discounts and deferred origination fees	1,618	1,630
Allowance for loan and lease losses	$ 13,520	$ 13,520
Limited partner interests in Operating Partnership, limited partner common units outstanding (shares)	4,510,000	3,949,000
SL Green partner's capital, general partner common units outstanding (shares)	756,000	687,000
SL Green partners' capital, limited partner common units outstanding (shares)	70,341,000	64,039,000
Land	$ 1,357,041	$ 1,092,671
Building and improvements	3,862,224	3,655,624
Building leasehold and improvements	1,388,476	1,354,569
Right of use asset - operating leases	865,639	885,929
Accumulated depreciation	2,126,081	1,968,004
Other assets	610,911	413,670
Real estate debt	1,944,635	1,491,319
Lease liabilities	106,853	105,531
Other liabilities (includes $251,096 and $259,392 at fair value as of December 31, 2024 and December 31, 2023, respectively)	414,153	471,401
Service Corporation
Land	236,700	41,200
Building and improvements	159,100	40,500
Building leasehold and improvements	0	0
Right of use asset - operating leases	0	0
Accumulated depreciation	4,100	5,400
Other assets	830,300	676,900
Real estate debt	357,900	50,000
Accrued interest payable	1,100	900
Lease liabilities	0	0
Other liabilities (includes $251,096 and $259,392 at fair value as of December 31, 2024 and December 31, 2023, respectively)	$ 324,800	$ 306,500
Series I Preferred Stock | SL Green Operating Partnership
Preferred units, liquidation preference (in dollars per share)	$ 25.00	$ 25.00
Preferred units, shares issued (in shares)	9,200,000	9,200,000
Preferred units, shares outstanding (in shares)	9,200,000	9,200,000