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Loan Servicing (Tables)
 9 Months Ended
Sep. 30, 2022
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,
2022		December 31,
2021
Carrying value at beginning of period$12,839 8,976 
Acquisitions— 1,354 
Additions1,984 4,435 
Amortization(1,428)(1,926)
Carrying value at end of period$13,395 12,839 
Principal balances of loans serviced for others$1,652,764 1,639,058 
Fair value of servicing rights$20,071 16,938