Derivatives and Hedging Activities (Textual) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Derivative [Line Items]
Derivative, Net Liability Position, Aggregate Fair Value	$ 0		$ 0		$ 34,800,000
Maximum Length of Time Hedged in Interest Rate Cash Flow Hedge			6 years 6 months
Gain (Loss) on Sales of Loans, Net	229,000	$ 4,900,000	$ 550,000	$ 17,200,000
Exposure to Institutional Counterparties	127,600,000		127,600,000		28,300,000
Customer related positions	8,000		8,000		62,400,000
Fair Value Hedges, Net	0		0		$ 0
Change in Fair Value on Loans Held for Sale	(194,000)	(75,000)	(620,000)	(1,534,000)
Interest Receivable	$ 42,700,000	$ 36,700,000	42,700,000	$ 36,700,000
Interest Expense [Member]
Derivative [Line Items]
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months			$ (22,500,000)
Interest rate collars on loans [Member]
Derivative [Line Items]
Derivative, Average Cap Interest Rate	3.09%		3.09%		2.73%
Derivative, Average Floor Interest Rate	2.19%		2.19%		2.20%
Derivative, Notional Amount	$ 400,000,000		$ 400,000,000		$ 400,000,000
Loan level swaps
Derivative [Line Items]
Interest Payable, Current	660,000		660,000		1,500,000
Interest Receivable	660,000		660,000		1,500,000
Interest rate swaps on borrowings [Member]
Derivative [Line Items]
Derivative, Notional Amount					25,000,000
Interest rate swaps on loans [Member]
Derivative [Line Items]
Derivative, Notional Amount	1,050,000,000		1,050,000,000		550,000,000
Interest Rate Swap [Member]
Derivative [Line Items]
Interest Payable, Current	36,000		36,000		5,000
Derivative, Notional Amount	1,450,000,000		1,450,000,000		975,000,000
Interest Receivable	$ 0		$ 0		$ 1,200,000