Goodwill and Intangibles - Additional Information (Details) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Schedule Of Finite Lived Intangible Assets And Goodwill [Line Items]
Goodwill	$ 69,790,000		$ 58,563,000
Impairment losses recognized on goodwill	0	$ 0
Unamortized balance of intangible assets	6,234,000		$ 6,100,000
Amortization of intangibles	1,441,000	1,187,000
Core Deposit Intangible
Schedule Of Finite Lived Intangible Assets And Goodwill [Line Items]
Amortization of intangibles	$ 357,000	$ 388,000
Core Deposit Intangible | Minimum
Schedule Of Finite Lived Intangible Assets And Goodwill [Line Items]
Intangible assets, estimated useful life	8 years
Core Deposit Intangible | Maximum
Schedule Of Finite Lived Intangible Assets And Goodwill [Line Items]
Intangible assets, estimated useful life	10 years