v3.26.1
Loans and Leases Held for Investment and Credit Quality - Schedule of Guaranteed and Unguaranteed Loan and Lease Balance by Asset Quality Indicator (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Financing Receivable Recorded Investment [Line Items]    
Total loans and leases receivable $ 11,950,810 $ 11,749,209
Guaranteed Balance    
Financing Receivable Recorded Investment [Line Items]    
Total loans and leases receivable 3,249,121 3,309,886
Unguaranteed Balance    
Financing Receivable Recorded Investment [Line Items]    
Total loans and leases receivable $ 8,701,689 $ 8,439,323
% Guaranteed    
Financing Receivable Recorded Investment [Line Items]    
% Guaranteed 27.20% 28.20%
Pass    
Financing Receivable Recorded Investment [Line Items]    
Total loans and leases receivable $ 10,616,543 $ 10,359,506
Pass | Guaranteed Balance    
Financing Receivable Recorded Investment [Line Items]    
Total loans and leases receivable 2,595,739 2,590,030
Pass | Unguaranteed Balance    
Financing Receivable Recorded Investment [Line Items]    
Total loans and leases receivable $ 8,020,804 $ 7,769,476
Pass | % Guaranteed    
Financing Receivable Recorded Investment [Line Items]    
% Guaranteed 24.40% 25.00%
Special Mention    
Financing Receivable Recorded Investment [Line Items]    
Total loans and leases receivable $ 742,714 $ 727,239
Special Mention | Guaranteed Balance    
Financing Receivable Recorded Investment [Line Items]    
Total loans and leases receivable 280,454 261,506
Special Mention | Unguaranteed Balance    
Financing Receivable Recorded Investment [Line Items]    
Total loans and leases receivable $ 462,260 $ 465,733
Special Mention | % Guaranteed    
Financing Receivable Recorded Investment [Line Items]    
% Guaranteed 37.80% 36.00%
Substandard    
Financing Receivable Recorded Investment [Line Items]    
Total loans and leases receivable $ 591,553 $ 662,464
Substandard | Guaranteed Balance    
Financing Receivable Recorded Investment [Line Items]    
Total loans and leases receivable 372,928 458,350
Substandard | Unguaranteed Balance    
Financing Receivable Recorded Investment [Line Items]    
Total loans and leases receivable $ 218,625 $ 204,114
Substandard | % Guaranteed    
Financing Receivable Recorded Investment [Line Items]    
% Guaranteed 63.00% 69.20%