Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2013

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The table below presents the calculation of basic and diluted EPS:

	Year Ended December 31,
	2013		2012		2011
Numerator (in thousands):
Net income attributable to common stockholders	$	45,311	$	22,942	$	1,451
Add back: Net income attributable to noncontrolling interests in our Operating Partnership	9,021		4,965		366
Numerator for diluted net income attributable to all equity holders	$	54,332	$	27,907	$	1,817
Denominator (in thousands):
Weighted average shares of common stock outstanding - basic	142,556		139,791		126,187
Effect of dilutive securities(1):
Operating partnership units and vested long term incentive plan (LTIP) units	28,381		30,251		31,840
Stock options	3,288		2,487		1,412
Unvested LTIP units	577		591		527
Weighted average shares of common stock and common stock equivalents outstanding - diluted	174,802		173,120		159,966
Basic earnings per share:
Net income attributable to common stockholders per share	$	0.32	$	0.16	$	0.01
Diluted earnings per share:
Net income attributable to common stockholders per share	$	0.31	$	0.16	$	0.01

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(1) Diluted shares are calculated in accordance with GAAP, and represent ownership in our company through shares of common stock, units in our operating partnership, and other convertible equity instruments.