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Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Debt and preferred equity investments, discount and deferred origination fees | $ 6,494 | $ 11,232
Allowance for loan and lease losses, real estate | $ 6,630 | $ 13,213
Preferred stock, par value (in dollars per share) | $ 0.01 |
Common stock, par value (in dollars per share) | $ 0.01 | $ 0.01
Common stock, shares authorized (in shares) | 160,000,000 | 160,000,000
Common stock, shares issued (in shares) | 67,926,000 | 69,534,000
Common stock, shares outstanding (in shares) | 67,926,000 | 69,534,000
Treasury stock, shares (in shares) | 1,061,000 | 1,026,000
Land and land interests | $ 1,489,101 | $ 1,315,832
Building and improvements | 3,828,052 | 4,168,193
Building leasehold and improvements | 1,649,796 | 1,448,134
Right of use asset - financing leases | 27,445 | 55,711
Accumulated depreciation | 1,904,465 | 1,956,077
Other assets | 347,407 | 448,213
Mortgages and other loans payable, net | 1,422,287 | 1,979,972
Accrued interest payable | 20,777 | 14,825
Lease liability - financing leases | 125,168 | 152,521
Other liabilities | $ 157,375 | $ 302,798
Series I Preferred Stock |  |
Preferred stock, par value (in dollars per share) | $ 0.01 | $ 0.01
Preferred stock, liquidation preference (in dollars per share) | $ 25.00 | $ 25.00
Preferred stock, shares issued (in shares) | 9,200,000 | 9,200,000
Preferred stock, shares outstanding (in shares) | 9,200,000 | 9,200,000
SL Green Operating Partnership |  |
Debt and preferred equity investments, discount and deferred origination fees | $ 6,494 | $ 11,232
Allowance for loan and lease losses, real estate | $ 6,630 | $ 13,213
Limited partner interests in Operating Partnership, limited partner common units outstanding (shares) | 3,888,000 | 3,939,000
SL Green partner's capital, general partner common units outstanding (shares) | 707,000 | 724,000
SL Green partners' capital, limited partner common units outstanding (shares) | 66,158,000 | 67,784,000
Land and land interests | $ 1,489,101 | $ 1,315,832
Building and improvements | 3,828,052 | 4,168,193
Building leasehold and improvements | 1,649,796 | 1,448,134
Right of use asset - financing leases | 27,445 | 55,711
Accumulated depreciation | 1,904,465 | 1,956,077
Other assets | 347,407 | 448,213
Mortgages and other loans payable, net | 1,422,287 | 1,979,972
Accrued interest payable | 20,777 | 14,825
Lease liability - financing leases | 125,168 | 152,521
Other liabilities | $ 157,375 | $ 302,798
SL Green Operating Partnership | Series I Preferred Stock |  |
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
Variable Interest Entity, Primary Beneficiary |  |
Land and land interests | $ 316,000 | $ 41,200
Building and improvements | 341,200 | 57,900
Building leasehold and improvements | 2,000 | 2,000
Right of use asset - financing leases | 53,200 | 37,800
Accumulated depreciation | 18,500 | 10,300
Other assets | 293,800 | 289,500
Mortgages and other loans payable, net | 450,100 | 94,000
Accrued interest payable | 1,300 | 700
Lease liability - financing leases | 45,400 | 29,900
Other liabilities | $ 24,900 | $ 56,600

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