Consolidated Balance Sheets (Partnership) (Parenthetical) - USD ($) shares in Thousands, $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Debt and preferred equity investments, net of discounts and deferred origination fees	$ 1,811	$ 5,057
Allowance for loan and lease losses	6,630	6,630
Land	1,576,927	1,350,701
Building and improvements	4,903,776	3,671,402
Building leasehold and improvements	1,691,831	1,645,081
Right of use asset - operating leases	1,026,265	983,723
Accumulated depreciation	2,039,554	1,896,199
Other assets	546,945	262,841
Real estate debt	3,227,563	1,394,386
Accrued interest payable	14,227	12,698
Lease liabilities	104,218	102,914
Other liabilities	236,211	195,390
SL Green Operating Partnership
Debt and preferred equity investments, net of discounts and deferred origination fees	1,811	5,057
Allowance for loan and lease losses	$ 6,630	$ 6,630
Limited partner interests in Operating Partnership, limited partner common units outstanding (shares)	3,670	3,782
SL Green partner's capital, general partner common units outstanding (shares)	680	677
SL Green partners' capital, limited partner common units outstanding (shares)	63,700	63,428
Land	$ 1,576,927	$ 1,350,701
Building and improvements	4,903,776	3,671,402
Building leasehold and improvements	1,691,831	1,645,081
Right of use asset - operating leases	1,026,265	983,723
Accumulated depreciation	2,039,554	1,896,199
Other assets	546,945	262,841
Real estate debt	3,227,563	1,394,386
Accrued interest payable	14,227	12,698
Lease liabilities	104,218	102,914
Other liabilities	236,211	195,390
Service Corporation
Land	41,200	193,400
Building and improvements	41,000	336,900
Building leasehold and improvements	0	0
Right of use asset - operating leases	0	15,400
Accumulated depreciation	4,400	11,700
Other assets	599,200	574,400
Real estate debt	49,800	418,900
Accrued interest payable	200	800
Lease liabilities	0	15,300
Other liabilities	$ 146,400	$ 145,200
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	9,200
Preferred units, shares outstanding (in shares)	9,200	9,200