v3.26.3
Loan and Lease Financings (Details 2) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
90 Days or More Past Due and Accruing $ 142 $ 460
Total Accruing Loans 7,284,149 6,970,067
Nonaccrual 56,942 76,602
Nonaccrual with No Allowance for Credit Losses 45,202 41,779
Total loans and leases 7,341,091 7,046,669
Accrued interest receivable on loans and leases 27,150 27,430
Current    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 7,277,460 6,957,994
30 to 59 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 5,850 10,412
60 to 89 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 697 1,201
Commercial and agricultural    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total Accruing Loans 850,466 795,099
Nonaccrual 4,947 2,493
Nonaccrual with No Allowance for Credit Losses 3,752 773
Total loans and leases 855,413 797,592
Commercial and agricultural | Current    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 850,071 794,559
Commercial and agricultural | 30 to 59 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 361 516
Commercial and agricultural | 60 to 89 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 34 24
Renewable energy    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total Accruing Loans 797,941 652,799
Nonaccrual 0 0
Nonaccrual with No Allowance for Credit Losses 0 0
Total loans and leases 797,941 652,799
Renewable energy | Current    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 797,941 652,799
Renewable energy | 30 to 59 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 0 0
Renewable energy | 60 to 89 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 0 0
Auto and light truck    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total Accruing Loans 778,678 833,528
Nonaccrual 39,261 54,348
Nonaccrual with No Allowance for Credit Losses 39,250 28,411
Total loans and leases 817,939 887,876
Auto and light truck | Current    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 778,633 833,507
Auto and light truck | 30 to 59 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 45 21
Auto and light truck | 60 to 89 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 0 0
Medium and heavy duty truck    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total Accruing Loans 298,743 268,173
Nonaccrual 1,066 1,576
Nonaccrual with No Allowance for Credit Losses 1,066 0
Total loans and leases 299,809 269,749
Medium and heavy duty truck | Current    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 298,743 268,173
Medium and heavy duty truck | 30 to 59 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 0 0
Medium and heavy duty truck | 60 to 89 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 0 0
Aircraft    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total Accruing Loans 1,096,391 1,086,821
Nonaccrual 0 0
Nonaccrual with No Allowance for Credit Losses 0 0
Total loans and leases 1,096,391 1,086,821
Aircraft | Current    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 1,094,934 1,084,554
Aircraft | 30 to 59 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 1,457 2,267
Aircraft | 60 to 89 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 0 0
Construction equipment    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total Accruing Loans 1,276,657 1,209,794
Nonaccrual 3,793 11,341
Nonaccrual with No Allowance for Credit Losses 0 10,797
Total loans and leases 1,280,450 1,221,135
Construction equipment | Current    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 1,275,327 1,205,931
Construction equipment | 30 to 59 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 1,330 3,863
Construction equipment | 60 to 89 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 0 0
Commercial real estate    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total Accruing Loans 1,315,322 1,267,306
Nonaccrual 2,696 2,459
Nonaccrual with No Allowance for Credit Losses 1,134 1,798
Total loans and leases 1,318,018 1,269,765
Commercial real estate | Current    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 1,315,100 1,267,157
Commercial real estate | 30 to 59 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 222 149
Commercial real estate | 60 to 89 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 0 0
Residential real estate and home equity    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
90 Days or More Past Due and Accruing 142 460
Total Accruing Loans 764,098 737,132
Nonaccrual 4,346 3,645
Nonaccrual with No Allowance for Credit Losses 0 0
Total loans and leases 768,444 740,777
Residential real estate and home equity | Current    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 761,383 733,037
Residential real estate and home equity | 30 to 59 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 1,933 2,677
Residential real estate and home equity | 60 to 89 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 640 958
Consumer    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
90 Days or More Past Due and Accruing 0 0
Total Accruing Loans 105,853 119,415
Nonaccrual 833 740
Nonaccrual with No Allowance for Credit Losses 0 0
Total loans and leases 106,686 120,155
Consumer | Current    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 105,328 118,277
Consumer | 30 to 59 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases 502 919
Consumer | 60 to 89 Days Past Due    
Amortized cost of loans and leases, segregated by portfolio segment, with delinquency aging and nonaccrual status    
Total loans and leases $ 23 $ 219