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Earnings Per Share (Tables)
 12 Months Ended
Dec. 31, 2017
Earnings Per Share [Abstract]  
Earnings per share
The table below sets forth the computation of basic and diluted earnings per common share for the three years in the period ended December 31, 2017.
 
Year Ended December 31,
(Dollars in thousands, except per share data)
2017

 
2016

 
2015

Weighted Average Common Shares
 
 
 
 
 
Weighted average Common Shares outstanding
119,739,216

 
109,861,580

 
100,280,059

Non-vested shares
(1,813,058
)
 
(1,289,478
)
 
(1,108,707
)
Weighted average Common Shares - Basic
117,926,158

 
108,572,102

 
99,171,352

Weighted average Common Shares - Basic
117,926,158

 
108,572,102

 
99,171,352

Dilutive effect of non-vested shares
—

 
709,559

 
623,212

Dilutive effect of employee stock purchase plan
91,007

 
105,336

 
85,738

Weighted average Common Shares - Diluted
118,017,165

 
109,386,997

 
99,880,302

Net Income
 
 
 
 
 
Income from continuing operations
$
23,096

 
$
85,756

 
$
58,836

Dividends paid on nonvested share-based awards
(2,149
)
 
—

 
—

Income from continuing operations applicable to common stockholders
20,947

 
85,756

 
58,836

Discontinued operations
(4
)
 
(185
)
 
10,600

Net income applicable to common stockholders
$
20,943

 
$
85,571

 
$
69,436

Basic Earnings Per Common Share
 
 
 
 
 
Income from continuing operations
$
0.18

 
$
0.79

 
$
0.59

Income from discontinued operations
0.00

 
0.00

 
0.11

Net income
$
0.18

 
$
0.79

 
$
0.70

Diluted Earnings Per Common Share
 
 
 
 
 
Income from continuing operations
$
0.18

 
$
0.78

 
$
0.59

Income from discontinued operations
0.00

 
0.00

 
0.11

Net income
$
0.18

 
$
0.78

 
$
0.70