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Mortgage Servicing Rights, Net (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Servicing Asset at Amortized Value, Balance [Roll Forward]        
Servicing Asset at Amortized Cost, Beginning $ 1,355 $ 1,549 $ 1,441 $ 1,644
Servicing Asset at Amortized Value, Additions 80 61 160 175
Servicing Asset at Amortized Value, Amortization 109 115 275 324
Servicing Asset at Amortized Cost, Ending 1,326 1,495 1,326 1,495
Valuation Allowance for Impairment of Recognized Servicing Assets, Balance [Abstract]        
Valuation Allowance for Impairment of Recognized Servicing Assets, Beginning Balance 0 0 0 0
Valuation Allowance for Impairment of Recognized Servicing Assets, Ending Balance 0 0 0 0
Servicing Asset at Amortized Value, Fair Value [Abstract]        
Servicing Asset at Amortized Value, Fair Value, Beginning 2,333 2,659 2,697 2,528
Servicing Asset at Amortized Value, Fair Value, Ending $ 2,068 $ 2,615 $ 2,068 $ 2,615