Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Net income	$ 16,015	$ 149,095	$ 16,939	$ 181,598
Other comprehensive loss:
Change in net unrealized gain (loss) on derivative instruments, including SL Green's/SLGOP's share of joint venture net unrealized (loss) gain on derivative instruments	(2,520)	257	(3,595)	(7,315)
Change in unrealized gain on marketable securities	263	354	(4,487)	(869)
Other comprehensive (loss) income	(2,257)	611	(8,082)	(8,184)
Comprehensive income	13,758	149,706	8,857	173,414
Net (income) loss attributable to noncontrolling interests and preferred units distributions	(4,056)	(11,901)	10,109	(17,445)
Net loss (income) attributable to noncontrolling interests	(786)	(3,435)	16,705	(5,409)
Other comprehensive loss attributable to noncontrolling interests	100	53	299	375
Comprehensive income attributable to SL Green/SLGOP	9,802	137,858	19,265	156,344
SL Green Operating Partnership
Net income	16,015	149,095	16,939	181,598
Other comprehensive loss:
Change in net unrealized gain (loss) on derivative instruments, including SL Green's/SLGOP's share of joint venture net unrealized (loss) gain on derivative instruments	(2,520)	257	(3,595)	(7,315)
Change in unrealized gain on marketable securities	263	354	(4,487)	(869)
Other comprehensive (loss) income	(2,257)	611	(8,082)	(8,184)
Comprehensive income	13,758	149,706	8,857	173,414
Net loss (income) attributable to noncontrolling interests	(786)	(3,435)	16,705	(5,409)
Other comprehensive loss attributable to noncontrolling interests	100	53	299	375
Comprehensive income attributable to SL Green/SLGOP	$ 13,072	$ 146,324	$ 25,861	$ 168,380