Accumulated Other Comprehensive Loss - Summary of Changes in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Summary of changes in accumulated other comprehensive loss
Beginning Balance	$ 568,170	$ 529,670
Amounts reclassified from accumulated other comprehensive loss	(11)	(3)
Total other comprehensive income (loss), net of tax	262	(555)
Ending Balance	568,104	520,910
Accumulated Other Comprehensive Loss.
Summary of changes in accumulated other comprehensive loss
Beginning Balance	(1,472)	(335)
Other comprehensive (loss) income before reclassifications	273
Amounts reclassified from accumulated other comprehensive loss	(11)
Total other comprehensive income (loss), net of tax	262	(555)
Ending Balance	(1,210)	$ (890)
Unrealized (loss) and gain on available for sale securities
Summary of changes in accumulated other comprehensive loss
Beginning Balance	16
Other comprehensive (loss) income before reclassifications	(1)
Amounts reclassified from accumulated other comprehensive loss	(11)
Total other comprehensive income (loss), net of tax	(12)
Ending Balance	4
Unrealized loss Cash flow hedge, Interest rate swap
Summary of changes in accumulated other comprehensive loss
Beginning Balance	(1,488)
Other comprehensive (loss) income before reclassifications	274
Total other comprehensive income (loss), net of tax	274
Ending Balance	$ (1,214)