Loans and Leases (Activity In Allowance For Losses) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Mar. 31, 2022	Mar. 31, 2021
Financing Receivable, Allowance for Credit Loss [Line Items]
Balance, end of period	$ 571,499	$ 307,945	$ 571,499	$ 307,945	$ 569,371	$ 328,351
(Benefit) provision for credit losses	11,728	(21,574)	200,796	(47,333)
Allowance for Loan and Lease Losses, Write-offs	(19,653)	(3,402)
Recoveries	10,053	4,570
Commercial
Financing Receivable, Allowance for Credit Loss [Line Items]
Balance, end of period	511,745	263,071	511,745	263,071	510,696	283,906
(Benefit) provision for credit losses	12,041	(21,077)	196,368	(44,730)
Allowance for Loan and Lease Losses, Write-offs	(18,757)	(594)
Recoveries	7,765	836
Consumer
Financing Receivable, Allowance for Credit Loss [Line Items]
Balance, end of period	59,754	44,874	59,754	44,874	$ 58,675	$ 44,445
(Benefit) provision for credit losses	(313)	(497)	$ 4,428	$ (2,603)
Allowance for Loan and Lease Losses, Write-offs	(896)	(2,808)
Recoveries	$ 2,288	$ 3,734