Quarterly report pursuant to Section 13 or 15(d)

Income Per Share (Details)

v3.8.0.1
Income Per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Income from continuing operations $ 31,393 $ 24,566 $ 53,142 $ 51,299
Net income $ 31,393 $ 24,566 $ 53,142 $ 51,299
Weighted average number of common shares outstanding - basic 35,022,113 37,599,137 36,203,497 37,683,764
Dilutive effect of common stock equivalents:        
Stock options 296,500 81,466 249,019 52,040
Weighted average number of common shares outstanding - diluted 35,737,629 37,952,333 36,842,144 37,942,540
Basic income per common share:        
Income from continuing operations $ 0.90 $ 0.65 $ 1.47 $ 1.36
Net income 0.90 0.65 1.47 1.36
Diluted income per common share:        
Income from continuing operations 0.88 0.65 1.44 1.35
Net income $ 0.88 $ 0.65 $ 1.44 $ 1.35
Service-based conditions        
Dilutive effect of common stock equivalents:        
Restricted stock awards 216,724 234,699 215,069 174,928
Market-based conditions        
Dilutive effect of common stock equivalents:        
Restricted stock awards 202,292 37,031 174,559 31,808