Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Revenues
Rental revenue, net	$ 267,691	$ 238,635	$ 528,505	$ 465,655
Escalation and reimbursement	41,584	34,994	83,247	65,269
Investment and preferred equity income	33,448	15,144	59,786	79,823
Other income	6,282	9,932	16,659	17,180
Total revenues	349,005	298,705	688,197	627,927
Expenses
Operating expenses (including approximately $4,729 and $8,188 (2012) and $3,498 and $6,613 (2011) paid to affiliates)	68,919	62,395	142,188	122,698
Real estate taxes	52,569	43,975	104,067	84,042
Ground rent	8,890	7,813	17,696	15,647
Interest expense, net of interest income	82,327	68,173	162,464	132,439
Amortization of deferred financing costs	3,553	2,684	7,133	6,483
Depreciation and amortization	77,812	65,539	154,895	129,036
Loan loss and other investment reserves, net of recoveries		1,280	564	(1,870)
Transaction related costs	1,970	1,217	3,121	3,651
Marketing, general and administrative	20,721	22,454	40,917	42,475
Total expenses	316,761	275,530	633,045	534,601
Income from continuing operations before equity in net income of unconsolidated joint ventures, noncontrolling interests and discontinued operations	32,244	23,175	55,152	93,326
Equity in net income from unconsolidated joint ventures	70,890	2,184	69,330	10,390
Equity in net gain on sale of interest in unconsolidated joint venture/ real estate	9,534		16,794
Purchase price fair value adjustment		475,102		488,890
Loss on investment in marketable securities		(6)		(133)
Depreciable real estate reserves, net of recoveries	5,789		5,789
Gain on early extinguishment of debt		971		971
Income from continuing operations	118,457	501,426	147,065	593,444
Net (loss) income from discontinued operations		1,676	(78)	3,549
Gain on sale of discontinued operations		46,085	6,627	46,085
Net income	118,457	549,187	153,614	643,078
Net income attributable to noncontrolling interests in the operating partnership	(3,421)	(11,925)	(4,309)	(13,776)
Net income attributable to noncontrolling interests in other partnerships	(3,887)	(3,259)	(4,958)	(6,869)
Preferred units distributions	(565)		(962)
Net income attributable to SL Green	110,584	534,003	143,385	622,433
Preferred stock dividends	(7,544)	(7,545)	(15,089)	(15,089)
Net income attributable to SL Green common stockholders	103,040	526,458	128,296	607,344
Amounts attributable to SL Green common stockholders:
Income from continuing operations	93,833	15,324	105,718	80,803
Purchase price fair value adjustment		464,445		478,012
Equity in net gain on sale of interest in unconsolidated joint venture/real estate	9,207		16,244
Net (loss) income from discontinued operations		1,638	(76)	3,469
Gain on sale of discontinued operations		45,051	6,410	45,060
Net income	$ 103,040	$ 526,458	$ 128,296	$ 607,344
Basic earnings per share:
Net income from continuing operations before discontinued operations (in dollars per share)	$ 1.05	$ 5.74	$ 1.2	$ 6.85
Equity in net gain on sale of interest in unconsolidated joint venture/ real estate (in dollars per share)	$ 0.10		$ 0.18
Net income from discontinued operations (in dollars per share)		$ 0.02		$ 0.04
Gain on sale of discontinued operations (in dollars per share)		$ 0.54	$ 0.07	$ 0.55
Net income attributable to SL Green common stockholders (in dollars per share)	$ 1.15	$ 6.3	$ 1.45	$ 7.44
Diluted earnings per share:
Net income from continuing operations before discontinued operations (in dollars per share)	$ 1.04	$ 5.7	$ 1.20	$ 6.81
Equity in net gain on sale of interest in unconsolidated joint venture/ real estate (in dollars per share)	$ 0.10		$ 0.18
Net income from discontinued operations (in dollars per share)		$ 0.02		$ 0.04
Gain on sale of discontinued operations (in dollars per share)		$ 0.54	$ 0.07	$ 0.55
Net income attributable to SL Green common stockholders (in dollars per share)	$ 1.14	$ 6.26	$ 1.45	$ 7.4
Dividends per share (in dollars per share)	$ 0.25	$ 0.10	$ 0.50	$ 0.20
Basic weighted average common shares outstanding (in shares)	89,789	83,578	88,265	81,632
Diluted weighted average common shares and common share equivalents outstanding (in shares)	93,351	86,010	91,766	83,995