Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Basic EPS
Net income	$ 15,575	$ 11,011	$ 30,131	$ 19,650
Weighted average shares outstanding	28,244,884	28,167,920	28,230,409	28,349,404
Basic earnings per share	$ 0.55	$ 0.39	$ 1.07	$ 0.69
Diluted EPS
Net income	$ 15,575	$ 11,011	$ 30,131	$ 19,650
Weighted average shares outstanding	28,244,884	28,167,920	28,230,409	28,349,404
Dilutive effect of restricted stock awards	107,908	111,644	105,736	142,195
Weighted average shares for diluted earnings per share	28,352,792	28,279,564	28,336,145	28,491,599
Diluted earnings per share	$ 0.55	$ 0.39	$ 1.06	$ 0.69