Other Real Estate Owned and Repossessed Assets - Summary of Foreclosed Property Activity (Details) - USD ($) $ in Thousands		6 Months Ended
		Jun. 30, 2020	Jun. 30, 2019
Other Real Estate [Abstract]
Beginning balance		$ 1,078	$ 1,505
Additions	[1]	293	262
Sales proceeds		(358)	(483)
Gross gains		38	39
Gross losses		(38)	(27)
Net gains (losses)			12
Impairment		(10)	(38)
Ending balance		$ 1,003	$ 1,258

[1] Additions to other real estate owned (“OREO”) include transfers from loans, other assets and capitalized improvements to existing OREO properties.