Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Revenues
Rental revenue, net	$ 281,496	$ 242,938	$ 810,001	$ 708,593
Escalation and reimbursement	42,804	39,176	126,050	104,446
Investment and preferred equity income	27,869	18,433	87,655	98,256
Other income	9,272	6,076	25,932	23,256
Total revenues	361,441	306,623	1,049,638	934,551
Expenses
Operating expenses (including approximately $4,668 and $12,856 (2012) and $4,335 and $10,948 (2011) paid to affiliates)	83,980	69,093	226,168	191,792
Real estate taxes	53,595	44,915	157,662	128,957
Ground rent	8,874	8,463	26,570	24,110
Interest expense, net of interest income	85,828	74,603	248,292	207,042
Amortization of deferred financing costs	4,493	2,986	11,626	9,469
Depreciation and amortization	83,429	73,358	238,324	202,394
Loan loss and other investment reserves, net of recoveries			564	(1,870)
Transaction related costs	1,372	169	4,493	3,820
Marketing, general and administrative	20,551	18,900	61,469	61,375
Total expenses	342,122	292,487	975,168	827,089
Income from continuing operations before equity in net income of unconsolidated joint ventures, noncontrolling interests and discontinued operations	19,319	14,136	74,470	107,462
Equity in net income (loss) from unconsolidated joint ventures	11,658	(2,728)	80,988	7,663
Equity in net gain (loss) on sale of interest in unconsolidated joint venture/real estate	(4,807)	3,032	11,987	3,032
Purchase price fair value adjustment		999		489,889
Gain (loss) on investment in marketable securities	2,237		2,237	(133)
Depreciable real estate reserves, net of recoveries			5,789
Gain (loss) on early extinguishment of debt		(67)		904
Income from continuing operations	28,407	15,372	175,471	608,817
Net income from discontinued operations	223	1,116	145	4,665
Gain on sale of discontinued operations			6,627	46,085
Net income	28,630	16,488	182,243	659,567
Net income attributable to noncontrolling interests
Noncontrolling interests in the operating partnership	(567)	(170)	(4,876)	(13,946)
Noncontrolling interests in other partnerships	(1,835)	(1,694)	(6,792)	(8,564)
Preferred units distributions	(571)		(1,533)
Net income attributable to SL Green	25,657	14,624	169,042	637,057
Preferred stock redemption costs	(10,010)		(10,010)
Preferred stock dividends	(7,915)	(7,545)	(23,004)	(22,634)
Net income attributable to SL Green common stockholders	7,732	7,079	136,028	614,423
Amounts attributable to SL Green common stockholders:
Income from continuing operations	12,153	2,045	117,919	82,769
Purchase price fair value adjustment		977		479,062
Equity in net gain (loss) on sale of interest in unconsolidated joint venture/real estate	(4,636)	2,966	11,572	2,965
Net income from discontinued operations	215	1,091	139	4,560
Gain on sale of discontinued operations			6,398	45,067
Net income	$ 7,732	$ 7,079	$ 136,028	$ 614,423
Basic earnings per share:
Net income from continuing operations before discontinued operations (in dollars per share)	$ 0.14	$ 0.04	$ 1.33	$ 6.77
Equity in net gain (loss) on sale of interest in unconsolidated joint venture/real estate (in dollars per share)	$ (0.05)	$ 0.03	$ 0.13	$ 0.03
Net income from discontinued operations (in dollars per share)		$ 0.01		$ 0.06
Gain on sale of discontinued operations (in dollars per share)			$ 0.07	$ 0.54
Net income attributable to SL Green common stockholders (in dollars per share)	$ 0.09	$ 0.08	$ 1.53	$ 7.40
Diluted earnings per share:
Net income from continuing operations before discontinued operations (in dollars per share)	$ 0.14	$ 0.04	$ 1.32	$ 6.73
Equity in net gain (loss) on sale of interest in unconsolidated joint venture/real estate (in dollars per share)	$ (0.05)	$ 0.03	$ 0.13	$ 0.04
Net income from discontinued operations (in dollars per share)		$ 0.01		$ 0.05
Gain on sale of discontinued operations (in dollars per share)			$ 0.07	$ 0.54
Net income attributable to SL Green common stockholders (in dollars per share)	$ 0.09	$ 0.08	$ 1.52	$ 7.36
Dividends per share (in dollars per share)	$ 0.25	$ 0.25	$ 0.75	$ 0.75
Basic weighted average common shares outstanding (in shares)	90,241	85,696	88,929	83,001
Diluted weighted average common shares and common share equivalents outstanding (in shares)	93,891	88,081	92,485	85,384