Earnings per Share and Unit (Tables)

9 Months Ended

Sep. 30, 2016

Parent Company [Member]

Schedule of earnings per share

The following summarizes the calculation of basic and diluted earnings per share:

	Three months ended September 30,			Nine months ended September 30,
(in thousands, except per share data)	2016		2015	2016		2015
Numerator:
Income from operations attributable to common stockholders - basic	$	5,305	53,731	$	87,992	111,384
Income from operations attributable to common stockholders - diluted	$	5,305	53,731	$	87,992	111,384
Denominator:
Weighted average common shares outstanding for basic EPS	103,675		94,158	99,639		94,080
Weighted average common shares outstanding for diluted EPS (1)	104,255		94,595	100,128		94,483
Income per common share – basic	$	0.05	0.57	$	0.88	1.18
Income per common share – diluted	$	0.05	0.57	$	0.88	1.18

Partnership Interest [Member]

Schedule of earnings per share

The following summarizes the calculation of basic and diluted earnings per unit:

	Three months ended September 30,			Nine months ended September 30,
(in thousands, except per share data)	2016		2015	2016		2015
Numerator:
Income from operations attributable to common unit holders - basic	$	5,321	53,825	$	88,157	111,588
Income from operations attributable to common unit holders - diluted	$	5,321	53,825	$	88,157	111,588
Denominator:
Weighted average common units outstanding for basic EPU	103,829		94,312	99,793		94,234
Weighted average common units outstanding for diluted EPU (1)	104,409		94,749	100,282		94,637
Income per common unit – basic	$	0.05	0.57	$	0.88	1.18
Income per common unit – diluted	$	0.05	0.57	$	0.88	1.18

⁽¹⁾ Includes the dilutive impact of unvested restricted stock and forward equity offering using the treasury stock method.