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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
 12 Months Ended
Dec. 31, 2016
Accounting Policies [Abstract]  
Summary of Components Used to Calculate Basic and Diluted Earnings Per Share
Presented below is a summary of the components used to calculate basic and diluted earnings per share:
 
 
 
Years Ended December 31,
 
 
 
2016
 
2015
 
2014
 
 
 
(dollars in thousands, shares in thousands)
 
 
 
 
 
 
 
 
 
 
 
 
Net income available to common shareholders
 
$
72,100
 
$
40,847
 
$
38,437
 
 
 
 
 
 
 
 
 
 
 
 
Weighted average number of common shares outstanding
 
 
34,347
 
 
31,762
 
 
25,974
 
Effect of dilutive stock options
 
 
108
 
 
121
 
 
270
 
Effect of dilutive restricted stock awards
 
 
247
 
 
244
 
 
15
 
Weighted average number of common shares outstanding used to calculate diluted earnings per share
 
 
34,702
 
 
32,127
 
 
26,259