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Loan Servicing (Tables)
 9 Months Ended
Sep. 30, 2021
Mortgage Banking [Abstract]  
Servicing Asset at Amortized Cost The following schedules disclose the change in the carrying value of mortgage servicing rights that is included in other assets, principal balances of loans serviced and the fair value of mortgage servicing rights:
(Dollars in thousands)September 30,
2021		December 31,
2020
Carrying value at beginning of period$8,976 1,618 
Additions3,996 8,298 
Amortization(1,327)(940)
Carrying value at end of period$11,645 8,976 
Principal balances of loans serviced for others$1,511,199 1,269,080 
Fair value of servicing rights$15,477 12,087