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Derivative Instruments and Hedging Activities (Effect of Derivative Instruments on the Income Statement) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Derivative Instruments, Gain (Loss) [Line Items]      
Gain (loss) recognized in income $ 2,695 $ 5,521 $ 2,274
Derivatives Not Designated as Hedging Instruments [Member]      
Derivative Instruments, Gain (Loss) [Line Items]      
Gain (loss) recognized in income 2,695 5,521 2,274
Interest Rate Swap [Member] | Derivatives Not Designated as Hedging Instruments [Member] | Income from Derivative Instruments, Net [Member]      
Derivative Instruments, Gain (Loss) [Line Items]      
Gain (loss) recognized in income 2,852 4,707 2,189
Credit Contract [Member] | Derivatives Not Designated as Hedging Instruments [Member] | Income from Derivative Instruments, Net [Member]      
Derivative Instruments, Gain (Loss) [Line Items]      
Gain (loss) recognized in income 74 455 29
Mortgage Banking [Member] | Derivatives Not Designated as Hedging Instruments [Member] | Income from Derivative Instruments, Net [Member]      
Derivative Instruments, Gain (Loss) [Line Items]      
Gain (loss) recognized in income $ 231 $ 359 $ 56