Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Real estate, at cost:
Land	$ 44,971	$ 44,971
Buildings and leasehold improvements	976,342	988,846
Development and construction in progress	3,695	3,551
Total	1,025,008	1,037,368
Accumulated depreciation and amortization	(283,885)	(283,044)
Real estate, net	741,123	754,324
Cash and cash equivalents	293,840	307,536
Restricted cash	6,243	85,743
Rego Park II loan participation	197,018	198,537
Marketable securities	30,419	35,156
Tenant and other receivables, net of allowance for doubtful accounts of $1,433 and $1,501, respectively	3,022	2,693
Receivable arising from the straight-lining of rents	172,675	174,713
Deferred leasing costs, net, including unamortized leasing fees to Vornado of $33,108 and $35,152, respectively	43,234	45,790
Other assets	36,683	27,903
Total assets	1,524,257	1,632,395
LIABILITIES AND EQUITY
Mortgages payable, net of deferred debt issuance costs	1,162,632	1,240,222
Amounts due to Vornado	434	2,490
Accounts payable and accrued expenses	41,873	42,827
Other liabilities	13,147	2,901
Total liabilities	1,218,086	1,288,440
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	5,173	5,173
Additional capital	31,971	31,577
Retained earnings	269,525	302,543
Accumulated other comprehensive (loss) income	(130)	5,030
Equity before treasury stock	306,539	344,323
Treasury stock: 66,160 shares, at cost	(368)	(368)
Total equity	306,171	343,955
Total liabilities and equity	$ 1,524,257	$ 1,632,395