Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
REVENUES
Rental revenues	$ 48,950	$ 43,499	$ 156,491	$ 143,087
EXPENSES
Operating, including fees to Vornado of $1,536, $1,177, $4,585 and $3,795, respectively	(21,433)	(22,448)	(68,655)	(63,979)
Depreciation and amortization	(9,008)	(7,587)	(25,682)	(23,129)
General and administrative, including management fees to Vornado of $595 and $1,785 in each three and nine month period, respectively	(1,272)	(1,386)	(4,638)	(4,948)
Total expenses	(31,713)	(31,421)	(98,975)	(92,056)
Interest and other income, net	157	220	480	2,473
Interest and debt expense	(5,124)	(4,463)	(15,350)	(19,208)
Change in fair value of marketable securities	(869)	(1,231)	3,411	(10,789)
Net gain on sale of real estate	0	0	9,124	0
Net income	$ 11,401	$ 6,604	$ 55,181	$ 23,507
Net income per common share - basic (in usd per share)	$ 2.22	$ 1.29	$ 10.77	$ 4.59
Net income per common share - diluted (in usd per share)	$ 2.22	$ 1.29	$ 10.77	$ 4.59
Weighted average shares outstanding - basic (in shares)	5,124,478	5,122,206	5,123,321	5,120,490
Weighted average shares outstanding - diluted (in shares)	5,124,478	5,122,206	5,123,321	5,120,490