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CALCULATION OF EARNINGS PER COMMON SHARE
12 Months Ended
Dec. 31, 2016
Earnings Per Share [Abstract]  
CALCULATION OF EARNINGS PER COMMON SHARE
 CALCULATION OF EARNINGS PER COMMON SHARE

The following tables show the calculation of earnings per common share (in thousands, except per share data):
 
Years Ended December 31
 
2016
 
2015
 
2014
Net income
$
85,385

 
$
45,222

 
$
54,070

Weighted average number of common shares outstanding
 
 
 
 
 
Basic
33,820,148

 
23,801,373

 
19,359,409

Diluted
33,853,511

 
23,866,621

 
19,402,656

Earnings per common share
 
 
 
 
 
Basic
$
2.52

 
$
1.90

 
$
2.79

Diluted
$
2.52

 
$
1.89

 
$
2.79



At December 31, 2016, 2015 and 2014 there were 290,719, 231,562, and 195,106, respectively, issued but unvested restricted stock shares and units that were included in the computation of diluted earnings per share.

At December 31, 2016 and 2015 there were options to purchase an additional 5,000 shares of common stock and at December 31, 2014 there were options to purchase an additional 10,664 shares of common stock that were not included in the computation of diluted earnings per share because their exercise price resulted in them being anti-dilutive. At December 31, 2016, 2015 and 2014 there was a warrant to purchase up to 243,998 shares of common stock and they were not included in the computation of diluted earnings per share because their exercise price resulted in them being anti-dilutive.