Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2014

Earnings Per Share [Abstract]

Schedule of Calculation of Numerator and Denominator in Earnings Per Share [Table Text Block]

Computations of basic and diluted earnings per share from continuing operations were as follows (in thousands, except per share data):

	Three Months Ended September 30,				Nine Months Ended September 30,
Numerator	2014		2013		2014		2013
Net income attributable to common stockholders	$	22,671	$	3,749	$	35,445	$	10,528
Denominator
Weighted average common shares outstanding	41,023		35,499		39,283		33,802
Weighted average unvested restricted stock outstanding	687		629		660		461
Basic weighted average common shares and unvested restricted stock outstanding	41,710		36,128		39,943		34,263
Add: dilutive securities	12		15		16		16
Diluted weighted average common shares and securities	41,722		36,143		39,959		34,279
Earnings per share available to common stockholders:
Basic	$	0.54	$	0.10	$	0.89	$	0.31
Diluted	$	0.54	$	0.10	$	0.89	$	0.31

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

as of September 30, 2014 and 2013 (amounts in thousands):

	As of September 30,
	2014	2013
Common OP units	2,069	2,069
Series A-1 preferred OP units	437	455
Series A-3 preferred OP units	40	40
Aspen preferred OP units	1,325	1,325
Total securities	3,871	3,889