v3.26.3
LOANS AND LEASES - Schedule of Loan Modifications, Subsequently Defaulted (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted $ 15.5 $ 0.1 $ 35.1 $ 13.8
Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 12.9 0.1 17.6 4.6
Term Extension and Rate Reduction        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.0 0.0 13.4 3.5
Other        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 2.6 0.0 4.1 5.7
Total commercial loans and leases        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 14.7 0.1 28.8 10.3
Total commercial loans and leases | Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 12.1 0.1 13.1 1.6
Total commercial loans and leases | Term Extension and Rate Reduction        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.0 0.0 11.6 3.0
Total commercial loans and leases | Other        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 2.6 0.0 4.1 5.7
Total commercial loans and leases | Commercial real estate        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted   0.1 12.6 3.0
Total commercial loans and leases | Commercial real estate | Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted   0.1 0.0 1.1
Total commercial loans and leases | Commercial real estate | Term Extension and Rate Reduction        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted   0.0 11.6 0.0
Total commercial loans and leases | Commercial real estate | Other        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted   $ 0.0 1.0 1.9
Total commercial loans and leases | Commercial and industrial        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 14.7   16.2 7.3
Total commercial loans and leases | Commercial and industrial | Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 12.1   13.1 0.5
Total commercial loans and leases | Commercial and industrial | Term Extension and Rate Reduction        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.0   0.0 3.0
Total commercial loans and leases | Commercial and industrial | Other        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 2.6   3.1 3.8
Total consumer loans        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.8   6.3 3.5
Total consumer loans | Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.8   4.5 3.0
Total consumer loans | Term Extension and Rate Reduction        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.0   1.8 0.5
Total consumer loans | Other        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.0   0.0 0.0
Total consumer loans | Direct installment        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.2   0.5 0.4
Total consumer loans | Direct installment | Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.2   0.5 0.4
Total consumer loans | Direct installment | Term Extension and Rate Reduction        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.0   0.0 0.0
Total consumer loans | Direct installment | Other        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.0   0.0 0.0
Total consumer loans | Residential mortgages        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.5   5.6 2.9
Total consumer loans | Residential mortgages | Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.5   3.8 2.4
Total consumer loans | Residential mortgages | Term Extension and Rate Reduction        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.0   1.8 0.5
Total consumer loans | Residential mortgages | Other        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.0   0.0 0.0
Total consumer loans | Consumer lines of credit        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.1   0.2 0.2
Total consumer loans | Consumer lines of credit | Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.1   0.2 0.2
Total consumer loans | Consumer lines of credit | Term Extension and Rate Reduction        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.0   0.0 0.0
Total consumer loans | Consumer lines of credit | Other        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted $ 0.0   $ 0.0 $ 0.0