Loans and Leases - Allowance for Loan and Lease Losses and Reserve for Unfunded Loan Commitments (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Receivables [Abstract]
Balance, beginning of period	$ 210,055	$ 197,398	$ 200,732	$ 200,564
Reserve for Unfunded Loan Commitments, Balance, beginning of period	75,571	75,071	91,071	73,071
Allowance for Credit Losses, Balance, beginning of period	285,626	272,469	291,803	273,635
Allowance for Loan and Lease Losses, Charge-offs	(31,708)	(2,799)	(42,105)	(6,033)
Reserve for Unfunded Loan Commitments, Charge-offs	0	0	0	0
Allowance for Credit Losses, Charge-offs	(31,708)	(2,799)	(42,105)	(6,033)
Allowance for Loan and Lease Loss, Recoveries	887	4,106	2,107	6,174
Reserve for Unfunded Loan Commitments, Recoveries	0	0	0	0
Allowance for Credit Losses, Recoveries	887	4,106	2,107	6,174
Net (charge-offs) recoveries	(30,821)	1,307	(39,998)	141
Reserve for Unfunded Loan Commitments, Net charge-offs	0	0	0	0
Allowance For Credit Losses, Net charge-offs	(30,821)	1,307	(39,998)	141
Provision for Loan, Leases and Unfunded Loan Commitments	2,000	10,000	5,000	10,000
Provision for credit losses	40,000	10,000	58,500	12,000
Reserve for Unfunded Commitments, Provision (negative provision)	(38,000)	20,000	53,500	(22,000)
Balance, end of period	219,234	188,705	219,234	188,705
Reserve for Unfunded Loan Commitments, Balance, end of period	37,571	95,071	37,571	95,071
Allowance for Credit Losses, Balance, end of period	$ 256,805	$ 283,776	$ 256,805	$ 283,776