Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Net income	$ 176,753	$ 73,594	$ 203,210	$ 480,538
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	(5,423)	3,919	(8,853)	11,380
Change in unrealized gain (loss) on marketable securities	317	(506)	(337)	1,282
Other comprehensive (loss) income	(5,106)	3,413	(9,190)	12,662
Comprehensive income	171,647	77,007	194,020	493,200
Net loss attributable to noncontrolling interests and preferred units distributions	(9,357)	(5,168)	(24,167)	(23,005)
Other comprehensive income (loss) attributable to noncontrolling interests	191	(113)	349	(347)
Comprehensive income attributable to SL Green/SLGOP	162,481	71,726	170,202	469,848
SL Green Operating Partnership
Net income	176,753	73,594	203,210	480,538
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	(5,423)	3,919	(8,853)	11,380
Change in unrealized gain (loss) on marketable securities	317	(506)	(337)	1,282
Other comprehensive (loss) income	(5,106)	3,413	(9,190)	12,662
Comprehensive income	171,647	77,007	194,020	493,200
Net loss attributable to noncontrolling interests and preferred units distributions	(665)	(1,712)	(13,217)	(5,045)
Comprehensive income attributable to SL Green/SLGOP	$ 170,982	$ 75,295	$ 180,803	$ 488,155