v3.8.0.1
Earnings Per Share - Computation of Basic and Diluted Earnings Per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Earnings Per Share [Abstract]    
Net income, Basic $ 8,976 $ 6,113
Basic common shares outstanding 38,577,271 32,805,010
Earnings per share, Basic $ 0.23 $ 0.19
Net income, Diluted $ 8,976 $ 6,113
Effect of contingent shares issuable 1,592 1,592
Effect of options and restricted stock 545,869 1,154,618
Diluted common shares outstanding 39,124,732 33,961,220
Earnings per share, Diluted $ 0.23 $ 0.18