Derivative Instruments and Hedging Activities - Amount of Gain or Loss Recognized in Income on Derivatives (Details) - Not Designated as Hedging Instruments - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Derivative Instruments, Gain (Loss) [Line Items]
Total Derivatives Gain/(Loss)	$ 39	$ (470)
Interest rate swap contracts—commercial customers
Derivative Instruments, Gain (Loss) [Line Items]
Total Derivatives Gain/(Loss)	68	310
Interest rate lock commitments—mortgage loans
Derivative Instruments, Gain (Loss) [Line Items]
Total Derivatives Gain/(Loss)	(217)	(1,759)
Forward sale contracts—mortgage loans
Derivative Instruments, Gain (Loss) [Line Items]
Total Derivatives Gain/(Loss)	$ 188	$ 979