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
Earnings Per Share [Abstract]
Net income	$ 20,615	$ 17,804	$ 36,991	$ 39,657
Basic weighted average shares (in shares)	52,432,822	52,099,694	52,389,989	52,160,348
Effect of dilutive stock options and restricted stock (in shares)	1,171,110	650,707	1,346,145	725,143
Diluted weighted average shares (in shares)	53,603,932	52,750,401	53,736,134	52,885,491
Basic (usd per share)	$ 0.39	$ 0.34	$ 0.71	$ 0.76
Diluted (usd per share)	$ 0.38	$ 0.34	$ 0.69	$ 0.75
Anti-dilutive shares (in shares)	397,656	1,047,616	249,140	650,526