Consolidated Balance Sheets (Partnership) - USD ($) $ in Thousands		Dec. 31, 2023	Dec. 31, 2022
Commercial real estate properties, at cost:
Land and land interests		$ 1,092,671	$ 1,576,927
Building and improvements		3,655,624	4,903,776
Building leasehold and improvements		1,354,569	1,691,831
Right of use asset - operating leases		953,236	1,026,265
Total commercial real estate properties, at cost		7,056,100	9,198,799
Less: accumulated depreciation		(2,035,311)	(2,039,554)
Total commercial real estate properties, net		5,020,789	7,159,245
Cash and cash equivalents		221,823	203,273
Restricted cash		113,696	180,781
Investments in marketable securities		9,591	11,240
Tenant and other receivables		33,270	34,497
Related party receivables		12,168	27,352
Deferred rents receivable		264,653	257,887
Debt and preferred equity investments, net of discounts and deferred origination fees of $1,630 and $1,811 and allowances of $13,520 and $6,630 in 2023 and 2022, respectively		346,745	623,280
Investments in unconsolidated joint ventures		2,983,313	3,190,137
Deferred costs, net		111,463	121,157
Other assets		413,670	546,945
Total assets	[1]	9,531,181	12,355,794
Liabilities
Mortgages and other loans payable, net		1,491,319	3,227,563
Revolving credit facility, net		554,752	443,217
Unsecured term loans, net		1,244,881	1,641,552
Unsecured notes, net		99,795	99,692
Accrued interest payable		17,930	14,227
Other liabilities		471,401	236,211
Accounts payable and accrued expenses		153,164	154,867
Deferred revenue		134,053	272,248
Lease liability - financing leases		105,531	104,218
Lease liability - operating leases		827,692	895,100
Dividend and distributions payable		20,280	21,569
Security deposits		49,906	50,472
Junior subordinated deferrable interest debentures held by trusts that issued trust preferred securities		100,000	100,000
Total liabilities	[1]	5,270,704	7,260,936
Commitments and contingencies
Preferred units		166,501	177,943
SL Green stockholders equity:
Accumulated other comprehensive income		17,477	49,604
Total liabilities and equity/capital		9,531,181	12,355,794
SL Green Operating Partnership
Commercial real estate properties, at cost:
Land and land interests		1,092,671	1,576,927
Building and improvements		3,655,624	4,903,776
Building leasehold and improvements		1,354,569	1,691,831
Right of use asset - operating leases		953,236	1,026,265
Total commercial real estate properties, at cost		7,056,100	9,198,799
Less: accumulated depreciation		(2,035,311)	(2,039,554)
Total commercial real estate properties, net		5,020,789	7,159,245
Cash and cash equivalents		221,823	203,273
Restricted cash		113,696	180,781
Investments in marketable securities		9,591	11,240
Tenant and other receivables		33,270	34,497
Related party receivables		12,168	27,352
Deferred rents receivable		264,653	257,887
Debt and preferred equity investments, net of discounts and deferred origination fees of $1,630 and $1,811 and allowances of $13,520 and $6,630 in 2023 and 2022, respectively		346,745	623,280
Investments in unconsolidated joint ventures		2,983,313	3,190,137
Deferred costs, net		111,463	121,157
Other assets		413,670	546,945
Total assets	[2]	9,531,181	12,355,794
Liabilities
Mortgages and other loans payable, net		1,491,319	3,227,563
Revolving credit facility, net		554,752	443,217
Unsecured term loans, net		1,244,881	1,641,552
Unsecured notes, net		99,795	99,692
Accrued interest payable		17,930	14,227
Other liabilities		471,401	236,211
Accounts payable and accrued expenses		153,164	154,867
Deferred revenue		134,053	272,248
Lease liability - financing leases		105,531	104,218
Lease liability - operating leases		827,692	895,100
Dividend and distributions payable		20,280	21,569
Security deposits		49,906	50,472
Junior subordinated deferrable interest debentures held by trusts that issued trust preferred securities		100,000	100,000
Total liabilities	[2]	5,270,704	7,260,936
Commitments and contingencies
Limited partner interests in SLGOP (3,949 and 3,670 limited partner common units outstanding at December 31, 2023 and 2022, respectively)		238,051	269,993
Preferred units		166,501	177,943
SL Green stockholders equity:
Series I Preferred Units, $25.00 liquidation preference, 9,200 issued and outstanding at both December 31, 2023 and 2022		221,932	221,932
SL Green partners' capital (687 and 680 general partner common units, and 64,039 and 63,700 limited partner common units outstanding at December 31, 2023 and 2022, respectively)		3,546,906	4,313,497
Accumulated other comprehensive income		17,477	49,604
Total SLGOP partners' capital		3,786,315	4,585,033
Noncontrolling interests in other partnerships		69,610	61,889
Total capital		3,855,925	4,646,922
Total liabilities and equity/capital		$ 9,531,181	$ 12,355,794

[1] (1) The Company's consolidated balance sheets include assets and liabilities of consolidated variable interest entities ("VIEs"). See Note 2. The consolidated balance sheets include the following amounts related to our consolidated VIEs, excluding the Operating Partnership: $41.2 million and $41.2 million of land, $40.5 million and $41.0 million of building and improvements, $— million and $— million of building and leasehold improvements, $— million and $— million of right of use assets, $5.4 million and $4.4 million of accumulated depreciation, $676.9 million and $599.2 million of other assets included in other line items, $50.0 million and $49.8 million of real estate debt, net, $0.9 million and $0.2 million of accrued interest payable, $— million and $— million of lease liabilities, and $306.5 million and $146.4 million of other liabilities included in other line items as of December 31, 2023 and December 31, 2022, respectively.

[2] (1) The Operating Partnership's consolidated balance sheets include assets and liabilities of consolidated variable interest entities ("VIEs"). See Note 2. The consolidated balance sheets include the following amounts related to our consolidated VIEs, excluding the Operating Partnership: $41.2 million and $41.2 million of land, $40.5 million and $41.0 million of building and improvements, $— million and $— million of building and leasehold improvements, $— million and $— million of right of use assets, $5.4 million and $4.4 million of accumulated depreciation, $676.9 million and $599.2 million of other assets included in other line items, $50.0 million and $49.8 million of real estate debt, net, $0.9 million and $0.2 million of accrued interest payable, $— million and $— million of lease liabilities, and $306.5 million and $146.4 million of other liabilities included in other line items as of December 31, 2023 and December 31, 2022, respectively.