Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Real estate, at cost:
Land	$ 44,971	$ 44,971
Buildings and leasehold improvements	978,474	988,846
Development and construction in progress	4,246	3,551
Total	1,027,691	1,037,368
Accumulated depreciation and amortization	(297,421)	(283,044)
Real estate, net	730,270	754,324
Cash and cash equivalents	283,056	307,536
Restricted cash	6,439	85,743
Rego Park II loan participation	195,708	198,537
Marketable securities	23,166	35,156
Tenant and other receivables, net of allowance for doubtful accounts of $671 and $1,501, respectively	4,075	2,693
Receivable arising from the straight-lining of rents	168,789	174,713
Deferred lease and other property costs, net, including unamortized leasing fees to Vornado of $31,039 and $35,152, respectively	40,669	45,790
Other assets	29,085	27,903
Assets	1,481,257	1,632,395
LIABILITIES AND EQUITY
Mortgages payable, net of deferred debt issuance costs	1,161,534	1,240,222
Amounts due to Vornado	708	2,490
Accounts payable and accrued expenses	30,889	42,827
Other liabilities	3,034	2,901
Total liabilities	1,196,165	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	248,443	302,543
Accumulated other comprehensive (loss) income	(127)	5,030
Equity before treasury stock	285,460	344,323
Treasury stock: 66,160 shares, at cost	(368)	(368)
Total equity	285,092	343,955
Total liabilities and equity	$ 1,481,257	$ 1,632,395