Quarterly report pursuant to Section 13 or 15(d)

LOANS / LEASES AND ALLOWANCE FOR CREDIT LOSSES - Nonaccrual Loans by Loan Class (Details)

v3.7.0.1
LOANS / LEASES AND ALLOWANCE FOR CREDIT LOSSES - Nonaccrual Loans by Loan Class (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Dec. 31, 2016
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total nonaccrual loans $ 364,456 $ 423,003
Commercial | Commercial and Industrial    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total nonaccrual loans 195,279 234,184
Commercial | Commercial Real Estate    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total nonaccrual loans 16,763 20,508
Consumer | Automobile    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total nonaccrual loans 3,825 5,766
Consumer | Home Equity    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total nonaccrual loans 67,940 71,798
Consumer | Residential Mortgage    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total nonaccrual loans 80,306 90,502
Consumer | RV and Marine FInance    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total nonaccrual loans 341 245
Consumer | Other Consumer    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total nonaccrual loans $ 2 $ 0