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Earnings Per Share (Tables)
12 Months Ended
Dec. 31, 2015
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted
The following is a reconciliation of the calculation of basic and diluted earnings per share (in thousands, except share and per-share data):
 
Years Ended December 31,
 
2015
 
2014
 
2013
Numerator:
 
 
 
 
 
Income from continuing operations
$
85,630

 
$
163,377

 
$
23,828

Income from discontinued operations

 

 
25,237

Net income
$
85,630

 
$
163,377

 
$
49,065

Denominator:
 
 
 
 
 
Weighted-average number of common shares outstanding—basic
200,796,678

 
195,943,813

 
195,478,353

   Effect of dilutive securities:
 
 
 
 
 
Unvested restricted common stock
129,640

 
181,310

 
177,314

Shares related to unvested PSUs and MSUs
533,092

 
556,763

 
206,839

Unexercised stock appreciation rights

524

 
1,095

 

Weighted-average number of common shares outstanding—diluted
201,459,934

 
196,682,981

 
195,862,506

Basic earnings per share:
 
 
 
 
 
Continuing operations
$
0.43

 
$
0.83

 
$
0.12

Discontinued operations

 

 
0.13

Total
$
0.43

 
$
0.83

 
$
0.25

Diluted earnings earnings per share:
 
 
 
 
 
Continuing operations
$
0.43

 
$
0.83

 
$
0.12

Discontinued operations

 

 
0.13

Total
$
0.43

 
$
0.83

 
$
0.25