Derivative Instruments and Hedging Activities (Schedule of the Carrying Amount and Associated Cumulative Basis Adjustment Related to the Application of Hedge Accounting) (Details) - Fair Value Hedges - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2023	Dec. 31, 2022
Interest-bearing deposits
Derivative [Line Items]
Hedge Accounting Basis Adjustment	$ 12,057
Long-term debt
Derivative [Line Items]
Hedge Accounting Basis Adjustment	3,952
Interest rate contracts | Interest-bearing deposits
Derivative [Line Items]
Carrying Amount of Assets/(Liabilities)	(2,288,000)	$ (1,680,000)
Hedge Accounting Basis Adjustment	(12,170)	24,227
Interest rate contracts | Long-term debt
Derivative [Line Items]
Carrying Amount of Assets/(Liabilities)	(1,041,971)	(545,787)
Hedge Accounting Basis Adjustment	$ (15,396)	$ 19,348