Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Net income	$ 317,459	$ 545,863	$ 151,283
Other comprehensive income (loss):
Change in net unrealized (loss) gain on derivative instruments, including SL Green's/SLGOP's share of joint venture net unrealized (loss) gain on derivative instruments	(1,229)	10,643	13,490
Change in unrealized (loss) gain on marketable securities	(607)	(2,237)	1,497
Other comprehensive (loss) income	(1,836)	8,406	14,987
Comprehensive income	315,623	554,269	166,270
Net income attributable to noncontrolling interests and preferred units distributions	(33,375)	(27,807)	(15,912)
Other comprehensive income (loss) attributable to noncontrolling interests	67	(175)	(611)
Comprehensive income attributable to SL Green/SLGOP	282,315	526,287	149,747
SL Green Operating Partnership
Net income	317,459	545,863	151,283
Other comprehensive income (loss):
Change in net unrealized (loss) gain on derivative instruments, including SL Green's/SLGOP's share of joint venture net unrealized (loss) gain on derivative instruments	(1,229)	10,643	13,490
Change in unrealized (loss) gain on marketable securities	(607)	(2,237)	1,497
Other comprehensive (loss) income	(1,836)	8,406	14,987
Comprehensive income	315,623	554,269	166,270
Net income attributable to noncontrolling interests and preferred units distributions	(15,843)	(6,590)	(10,629)
Other comprehensive income (loss) attributable to noncontrolling interests	67	(175)	(611)
Comprehensive income attributable to SL Green/SLGOP	$ 299,847	$ 547,504	$ 155,030