Loans and Leases - Aging of Loans Modified In Twelve Preceding Months (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Financing Receivable, Troubled Debt Restructuring [Line Items]
Non-accrual	$ 563,747	$ 460,725
Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	383,397	297,103
Non-accrual	180,522	108,404
Current | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	200,126	148,171
30-59 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	2,749	18,103
60-89 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	22,425
90 or More Days Past Due | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Commercial non-mortgage | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	207,843	175,057
Non-accrual	148,972	97,587
Commercial non-mortgage | Current | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	57,856	77,451
Commercial non-mortgage | 30-59 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	1,015	0
Commercial non-mortgage | 60-89 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	19
Commercial non-mortgage | 90 or More Days Past Due | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Asset-based | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	23,718	42,331
Non-accrual	0	0
Asset-based | Current | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	23,718	42,331
Asset-based | 30-59 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Asset-based | 60-89 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Asset-based | 90 or More Days Past Due | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Commercial real estate | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	146,398	25,028
Non-accrual	30,012	169
Commercial real estate | Current | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	116,386	24,859
Commercial real estate | 30-59 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Commercial real estate | 60-89 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Commercial real estate | 90 or More Days Past Due | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Multi-family | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	2,413	49,990
Non-accrual	0	9,481
Multi-family | Current | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	692	0
Multi-family | 30-59 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	1,721	18,103
Multi-family | 60-89 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	22,406
Multi-family | 90 or More Days Past Due | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Equipment financing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	351	2,079
Non-accrual	0	317
Equipment financing | Current | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	338	1,762
Equipment financing | 30-59 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	13	0
Equipment financing | 60-89 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Equipment financing | 90 or More Days Past Due | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Residential | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	1,790	2,022
Non-accrual	1,074	764
Residential | Current | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	716	1,258
Residential | 30-59 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Residential | 60-89 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Residential | 90 or More Days Past Due | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Home equity | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	884	596
Non-accrual	464	86
Home equity | Current | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	420	510
Home equity | 30-59 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Home equity | 60-89 Days Past Due and Accruing | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	0	0
Home equity | 90 or More Days Past Due | Aging Loan Modifications
Financing Receivable, Troubled Debt Restructuring [Line Items]
Total	$ 0	$ 0