v3.26.1
LOANS AND LEASES - Schedule of Loan Modifications, Subsequently Defaulted (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted $ 14.7 $ 0.1 $ 20.3 $ 11.9
Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 2.0 0.1 4.9 3.1
Term Extension and Rate Reduction        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 12.2 0.0 13.6 3.8
Other        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.5 0.0 1.8 5.0
Total commercial loans and leases        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 12.5   14.8 8.8
Total commercial loans and leases | Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.2   1.2 0.8
Total commercial loans and leases | Term Extension and Rate Reduction        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 11.8   11.8 3.0
Total commercial loans and leases | Other        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.5   1.8 5.0
Total commercial loans and leases | Commercial real estate        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 12.3   13.5 2.3
Total commercial loans and leases | Commercial real estate | Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.0   0.2 0.6
Total commercial loans and leases | Commercial real estate | Term Extension and Rate Reduction        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 11.8   11.8 0.0
Total commercial loans and leases | Commercial real estate | Other        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.5   1.5 1.7
Total commercial loans and leases | Commercial and industrial        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.2   1.3 6.5
Total commercial loans and leases | Commercial and industrial | Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.2   1.0 0.2
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 0.0   0.3 3.3
Total consumer loans        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 2.2 0.1 5.5 3.1
Total consumer loans | Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 1.8 0.1 3.7 2.3
Total consumer loans | Term Extension and Rate Reduction        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.4 0.0 1.8 0.8
Total consumer loans | Other        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.0 0.0 0.0 0.0
Total consumer loans | Direct installment        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.1   0.3 0.2
Total consumer loans | Direct installment | Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.1   0.3 0.2
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 2.1   5.2 2.8
Total consumer loans | Residential mortgages | Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 1.7   3.4 2.0
Total consumer loans | Residential mortgages | Term Extension and Rate Reduction        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted 0.4   1.8 0.8
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   0.1
Total consumer loans | Consumer lines of credit | Term Extension        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted   0.1   0.1
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
Total consumer loans | Consumer lines of credit | Other        
Financing Receivable, Modified [Line Items]        
Total loans that subsequently defaulted   $ 0.0   $ 0.0