XML 120 R96.htm IDEA: XBRL DOCUMENT v3.10.0.1
Loans and Leases - Impaired Loans (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Financing Receivable, Impaired [Line Items]    
Recorded Investment $ 116.2 $ 139.8
Unpaid principal balance 150.6 186.6
Specific allowance 7.2 5.4
Average recorded investment 124.6 149.2
Interest income recognized 2.2 1.6
Commercial    
Financing Receivable, Impaired [Line Items]    
Recorded Investment 15.0 33.9
Unpaid principal balance 18.1 46.1
Specific allowance 4.1 1.1
Average recorded investment 19.9 27.0
Interest income recognized 0.2 0.1
Commercial | Commercial and Institutional    
Financing Receivable, Impaired [Line Items]    
With no related specific reserve, recorded investment 0.2 24.9
With a related specific reserve, recorded investment 6.4 0.5
With no related specific reserve, unpaid principal balance 0.4 30.3
With a related specific reserve, unpaid principal balance 7.3 5.4
Specific allowance 3.0 0.5
With no related specific reserve, average recorded investment 6.8 8.7
With a related specific reserve, average recorded investment 4.6 6.5
With no related specific reserve, interest income recognized 0.0 0.0
With a related specific allowance, interest income recognized 0.0 0.0
Commercial | Real Estate    
Financing Receivable, Impaired [Line Items]    
With no related specific reserve, recorded investment 5.8 5.7
With a related specific reserve, recorded investment 2.6 2.8
With no related specific reserve, unpaid principal balance 7.6 7.6
With a related specific reserve, unpaid principal balance 2.8 2.8
Specific allowance 1.1 0.6
With no related specific reserve, average recorded investment 6.4 9.2
With a related specific reserve, average recorded investment 2.1 2.6
With no related specific reserve, interest income recognized 0.2 0.1
With a related specific allowance, interest income recognized 0.0 0.0
Personal    
Financing Receivable, Impaired [Line Items]    
Recorded Investment 101.2 105.9
Unpaid principal balance 132.5 140.5
Specific allowance 3.1 4.3
Average recorded investment 104.7 122.2
Interest income recognized 2.0 1.5
Personal | Real Estate    
Financing Receivable, Impaired [Line Items]    
With no related specific reserve, recorded investment 76.7 90.9
With a related specific reserve, recorded investment 22.8 14.3
With no related specific reserve, unpaid principal balance 104.7 124.9
With a related specific reserve, unpaid principal balance 26.1 14.9
Specific allowance 3.1 4.3
With no related specific reserve, average recorded investment 94.9 105.0
With a related specific reserve, average recorded investment 9.2 17.0
With no related specific reserve, interest income recognized 1.9 1.5
With a related specific allowance, interest income recognized 0.0 0.0
Personal | Private Client    
Financing Receivable, Impaired [Line Items]    
With no related specific reserve, recorded investment 1.7 0.7
With no related specific reserve, unpaid principal balance 1.7 0.7
With no related specific reserve, average recorded investment 0.6 0.2
With no related specific reserve, interest income recognized $ 0.1 $ 0.0