Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Net income (loss)	$ 73,847	$ (91,608)
Other comprehensive (loss) income:
(Reduction) increase in unrealized net gain on available-for-sale securities	(15,009)	11,094
Pro rata share of amounts reclassified from accumulated other comprehensive income of a nonconsolidated subsidiary	9,268	0
Pro rata share of other comprehensive (loss) income of nonconsolidated subsidiaries	(51)	6
Increase (reduction) in value of interest rate swaps and other	5,842	(4,195)
Comprehensive income (loss)	73,897	(84,703)
Less comprehensive income attributable to noncontrolling interests / in consolidated subsidiaries	(9,969)	(2,618)
Comprehensive income (loss) attributable to Vornado / Vornado Realty L.P.	63,928	(87,321)
Vornado Realty L.P.
Net income (loss)	73,847	(91,608)
Other comprehensive (loss) income:
(Reduction) increase in unrealized net gain on available-for-sale securities	(15,009)	11,094
Pro rata share of amounts reclassified from accumulated other comprehensive income of a nonconsolidated subsidiary	9,268	0
Pro rata share of other comprehensive (loss) income of nonconsolidated subsidiaries	(51)	6
Increase (reduction) in value of interest rate swaps and other	5,842	(4,195)
Comprehensive income (loss)	73,897	(84,703)
Less comprehensive income attributable to noncontrolling interests / in consolidated subsidiaries	(6,737)	(9,678)
Comprehensive income (loss) attributable to Vornado / Vornado Realty L.P.	$ 67,160	$ (94,381)