Leases - Summary of Other Information Related to Operating Leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Operating right-of-use assets	$ 6,786	$ 8,254
Operating lease liabilities	$ 8,429	$ 10,126
Weighted average remaining lease term - operating leases	5 years	5 years 8 months 12 days
Weighted average discount rate - operating leases	2.99%	2.98%
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 2,005	$ 1,902