Accumulated Other Comprehensive Loss - Summary of Changes in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Summary of changes in accumulated other comprehensive loss
Beginning Balance	$ 520,910	$ 530,320	$ 529,670	$ 533,111
Amounts reclassified from accumulated other comprehensive loss			(3)	2
Total other comprehensive (loss) income, net of tax	(640)	(2)	(1,195)	604
Ending Balance	542,650	542,140	542,650	542,140
Accumulated Other Comprehensive (Loss) Income
Summary of changes in accumulated other comprehensive loss
Beginning Balance	(890)	(68)	(335)	(674)
Other comprehensive loss before reclassifications			(1,192)
Amounts reclassified from accumulated other comprehensive loss			(3)
Total other comprehensive (loss) income, net of tax	(640)	(2)	(1,195)	604
Ending Balance	(1,530)	$ (70)	(1,530)	$ (70)
Unrealized (loss) and gain on available for sale securities
Summary of changes in accumulated other comprehensive loss
Beginning Balance			(84)
Other comprehensive loss before reclassifications			82
Amounts reclassified from accumulated other comprehensive loss			(3)
Total other comprehensive (loss) income, net of tax			79
Ending Balance	(5)		(5)
Unrealized loss Cash flow hedge, Interest rate swap
Summary of changes in accumulated other comprehensive loss
Beginning Balance			(251)
Other comprehensive loss before reclassifications			(1,274)
Total other comprehensive (loss) income, net of tax			(1,274)
Ending Balance	$ (1,525)		$ (1,525)