Mortgage Servicing Rights - Schedule of Sensitivity Analysis of the Fair Value (Details) - Mortgage Servicing Rights - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Constant Prepayment Rate
Decrease in fair value from 25 basis points (“bps”) adverse change	$ (203)	$ (296)
Decrease in fair value from 50 bps adverse change	(401)	(586)
Discount Rate
Decrease in fair value from 25 bps adverse change	(184)	(264)
Decrease in fair value from 50 bps adverse change	$ (365)	$ (522)