Consolidated Balance Sheets (Partnership) (Parenthetical) - USD ($) shares in Thousands, $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Assets
Debt and preferred equity investments, discount and deferred origination fees	$ 1,618	$ 1,630
Allowance for loan and lease losses, real estate	13,520	13,520
SLGOP partners' capital:
Land and land interests	1,134,432	1,092,671
Building and improvements	3,743,316	3,655,624
Building leasehold and improvements	1,365,423	1,354,569
Right-of-use assets - operating leases	875,878	885,929
Accumulated depreciation	2,041,102	1,968,004
Other assets	507,712	413,670
Mortgages and other loans payable, net	1,644,494	1,491,319
Lease liability - financing leases	106,187	105,531
Other liabilities	423,816	471,401
SL Green Operating Partnership
Assets
Debt and preferred equity investments, discount and deferred origination fees	1,618	1,630
Allowance for loan and lease losses, real estate	$ 13,520	$ 13,520
Liabilities
Limited partner interests in Operating Partnership, limited partner common units outstanding (shares)	4,299	3,949
SLGOP partners' capital:
SL Green partner's capital, general partner common units outstanding (shares)	691	687
SL Green partners' capital, limited partner common units outstanding (shares)	64,123	64,039
Land and land interests	$ 1,134,432
Building and improvements	3,743,316
Building leasehold and improvements	1,365,423
Right-of-use assets - operating leases	875,878	$ 885,929
Accumulated depreciation	2,041,102	1,968,004
Other assets	507,712	413,670
Mortgages and other loans payable, net	1,644,494	1,491,319
Lease liability - financing leases	106,187	105,531
Other liabilities	423,816	471,401
Service Corporation
SLGOP partners' capital:
Land and land interests	104,100	41,200
Building and improvements	65,200	40,500
Building leasehold and improvements	0	0
Right-of-use assets - operating leases	0	0
Accumulated depreciation	1,600	5,400
Other assets	783,200	676,900
Mortgages and other loans payable, net	204,300	50,000
Accrued interest payable	900	900
Lease liability - financing leases	0	0
Other liabilities	$ 328,900	$ 306,500
Series I Preferred Stock | SL Green Operating Partnership
SLGOP partners' capital:
Preferred units, liquidation preference (in dollars per share)	$ 25.00	$ 25.00
Preferred units, shares issued (in shares)	9,200	9,200
Preferred units, shares outstanding (in shares)	9,200	9,200