Derivatives and Hedging Activities (Gains and Losses) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Derivatives Not Designated as a Hedging Instruments
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) recognized in Income on derivatives	$ 423	$ (820)
Derivatives Not Designated as a Hedging Instruments | Interest rate products | Other income
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) recognized in Income on derivatives	400	(819)
Derivatives Not Designated as a Hedging Instruments | Credit contracts | Other income
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) recognized in Income on derivatives	23	(1)
Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) recognized in Income on derivatives	879	106
Designated as Hedging Instrument | Interest rate products | Other income
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) recognized in Income on derivatives	$ 879	$ 106