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Derivatives and Hedging Activities (Tables)
 6 Months Ended
Jun. 30, 2021
Derivative Instruments and Hedging Activities Disclosure [Abstract]  
Summary of pre-tax gains or losses
The effect of cash flow hedge accounting on OCI for the periods ending June 30, 2021 and 2020 was as follows:
Three Months endedSix Months ended
(Dollars in thousands)June 30,
2021		June 30,
2020		June 30,
2021		June 30,
2020
Amount of loss recognized in OCI
$(144)(456)449 (456)