Mortgage Servicing Rights, Net (Tables)

12 Months Ended

Dec. 31, 2020

Mortgage Servicing [Abstract]

Schedule Of Servicing Assets At Fair Value [Table Text Block]

Year ended December 31

(Dollars in thousands)

2020

2019

Beginning balance

$

1,299

1,441

Additions, net

671

241

Amortization expense

(640)

(383)

Ending balance

$

1,330

1,299

Valuation allowance included in MSRs, net:

Beginning of period

$

—

—

End of period

—

—

Fair value of amortized MSRs:

Beginning of period

$

2,111

2,697

End of period

1,489

2,111

Data And Assumptions Used In Fair Value Calculation Of MSRs [Table Text Block]

December 31

(Dollars in thousands)

2020

2019

Unpaid principal balance

$

265,964

274,227

Weighted average prepayment speed (CPR)

20.7

%

11.6

Discount rate (annual percentage)

10.0

%

10.0

Weighted average coupon interest rate

3.6

%

3.9

Weighted average remaining maturity (months)

253

255

Weighted average servicing fee (basis points)

25.0

25.0

Estimated Amortization Expense Of MSRs For Five Years [Table Text Block]

(Dollars in thousands)

December 31, 2020

2021

$

308

2022

227

2023

170

2024

129

2025

101