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Earnings Per Common Share (Tables)
9 Months Ended
Sep. 30, 2019
Earnings Per Common Share  
Schedule of computation of earnings per common share

Earnings per common share have been computed as follows (in thousands, except per share data):

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Three Months Ended

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Nine Months Ended

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September 30, 

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September 30, 

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2019

    

2018

    

2019

    

2018

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Net income

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$

24,828

​

$

26,859

​

$

74,382

​

$

73,638

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Shares:

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​

​

​

​

​

​

​

​

​

​

​

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Weighted average common shares outstanding

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55,410

​

 

48,892

​

 

54,783

​

 

48,828

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Dilutive effect of outstanding options, warrants and restricted

stock units as determined by the application of the treasury

stock method

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236

​

 

355

​

 

275

​

 

388

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​

​

​

​

​

​

​

​

​

​

​

​

​

​

Weighted average common shares outstanding, as adjusted for

diluted earnings per share calculation

​

 

55,646

​

 

49,247

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55,058

​

 

49,216

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​

​

​

​

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​

​

​

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​

​

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Basic earnings per common share

​

$

0.45

​

$

0.55

​

$

1.36

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$

1.51

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​

​

​

​

​

​

​

​

​

​

​

​

​

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Diluted earnings per common share

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$

0.45

​

$

0.55

​

$

1.35

​

$

1.50

​