Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Real estate, at cost:
Land	$ 44,971	$ 44,971
Buildings and leasehold improvements	987,165	985,800
Development and construction in progress	2,913	2,780
Total	1,035,049	1,033,551
Accumulated depreciation and amortization	(259,655)	(252,737)
Real estate, net	775,394	780,814
Cash and cash equivalents	306,530	288,926
Restricted cash	85,496	85,752
Marketable securities	34,471	37,918
Tenant and other receivables, net of allowance for doubtful accounts of $1,778 and $1,473, respectively	2,549	3,056
Receivable arising from the straight-lining of rents	177,940	179,010
Deferred leasing costs, net, including unamortized leasing fees to Vornado of $36,087 and $36,960, respectively	47,271	48,387
Other assets	14,281	27,367
Total assets	1,443,932	1,451,230
LIABILITIES AND EQUITY
Mortgages payable, net of deferred debt issuance costs	1,051,973	1,052,359
Amounts due to Vornado	542	897
Accounts payable and accrued expenses	39,111	42,200
Other liabilities	2,922	2,929
Total liabilities	1,094,548	1,098,385
Commitments and contingencies
Preferred stock: $1.00 par value per share; authorized, 3,000,000 shares; issued and outstanding, none	0	0
Common stock: $1.00 par value per share; authorized, 10,000,000 shares; issued, 5,173,450 shares; outstanding, 5,107,290 shares and 5,106,196 shares, respectively	5,173	5,173
Additional capital	31,183	31,189
Retained earnings	308,925	308,995
Accumulated other comprehensive income	4,471	7,862
Equity before treasury stock	349,752	353,219
Treasury stock: 66,160 shares and 67,254 shares, respectively, at cost	(368)	(374)
Total equity	349,384	352,845
Total liabilities and equity	$ 1,443,932	$ 1,451,230