Stockholders' Equity of the Company (Tables)

6 Months Ended

Jun. 30, 2019

Stockholders' Equity Note [Abstract]

Class of Treasury Stock

At June 30, 2019, repurchases executed under the plan were as follows:

Period	Shares repurchased	Average price paid per share	Cumulative number of shares repurchased as part of the repurchase plan or programs
Year ended 2017	8,342,411	$101.64	8,342,411
Year ended 2018	9,744,911	$96.22	18,087,322
First quarter 2019	397,783	$86.07	18,485,105
Second quarter 2019	866,924	$86.58	19,352,029

Schedule of Common Stock Issued and Proceeds Received Dividend Reinvestments

The following table summarizes SL Green common stock issued, and proceeds received from dividend reinvestments and/or stock purchases under the DRSPP for the six months ended June 30, 2019 and 2018, respectively (dollars in thousands):

	Six Months Ended June 30,
	2019		2018
Shares of common stock issued	2,995		674
Dividend reinvestments/stock purchases under the DRSPP	$	263	$	64

Schedule of Earnings Per Share

SL Green's earnings per share for the three and six months ended June 30, 2019 and 2018 are computed as follows (in thousands):

	Three Months Ended June 30,						Six Months Ended June 30,
Numerator	2019			2018			2019			2018
Basic Earnings:
Income attributable to SL Green common stockholders	$	161,103		$	103,556		$	204,895		$	205,322
Less: distributed earnings allocated to participating securities	(128		)	(119		)	(257		)	(237		)
Less: undistributed earnings allocated to participating securities	(164		)	(55		)	(115		)	(100		)
Net income attributable to SL Green common stockholders (numerator for basic earnings per share)	$	160,811		$	103,382		$	204,523		$	204,985
Add back: distributed earnings allocated to participating securities	128			119			257			237
Add back: undistributed earnings allocated to participating securities	164			55			115			100
Add back: Effect of dilutive securities (redemption of units to common shares)	8,310			5,586			10,587			10,858
Income attributable to SL Green common stockholders (numerator for diluted earnings per share)	$	169,413		$	109,142		$	215,482		$	216,180

	Three Months Ended June 30,		Six Months Ended June 30,
Denominator	2019	2018	2019	2018
Basic Shares:
Weighted average common stock outstanding	82,971	87,176	83,141	88,772
Effect of Dilutive Securities:
Operating Partnership units redeemable for common shares	4,260	4,706	4,296	4,695
Stock-based compensation plans	167	201	169	200
Diluted weighted average common stock outstanding	87,398	92,083	87,606	93,667