Quarterly report pursuant to Section 13 or 15(d)

Loans and Leases - Allowance for Loan and Lease Losses (Detail)

v3.7.0.1
Loans and Leases - Allowance for Loan and Lease Losses (Detail) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Allowance for loan losses:    
Balance at beginning of period $ 32,429  
Loan and lease loss provision (income) (80) $ (1,525)
Balance at end of period 33,152  
Allowance for loan and lease losses [Member]    
Allowance for loan losses:    
Balance at beginning of period 32,429 42,935
Charge-offs (186) (637)
Recoveries on loans and leases previously charged off 989 253
Net loan and lease (charge-offs) recoveries 803 (384)
Loan and lease loss provision (income) (80) (1,525)
Balance at end of period 33,152 41,026
Non-PCI Loans and Leases [Member]    
Allowance for loan losses:    
Balance at beginning of period 31,458 37,494
Charge-offs (186) (637)
Recoveries on loans and leases previously charged off 989 253
Loan and lease loss provision (income) 0 (1,729)
Balance at end of period 32,261 35,381
Non-PCI Loans and Leases [Member] | Allowance for loan and lease losses [Member]    
Allowance for loan losses:    
Balance at beginning of period 31,458 37,494
Charge-offs (186) (637)
Recoveries on loans and leases previously charged off 989 253
Net loan and lease (charge-offs) recoveries 803 (384)
Loan and lease loss provision (income) 0 (1,729)
Balance at end of period 32,261 35,381
PCI Loans and Leases [Member]    
Allowance for loan losses:    
Balance at beginning of period 971 5,441
Charge-offs 0  
Loan and lease loss provision (income) (80) 204
Balance at end of period 891 5,645
PCI Loans and Leases [Member] | Allowance for loan and lease losses [Member]    
Allowance for loan losses:    
Balance at beginning of period 971 5,441
Charge-offs 0 0
Recoveries on loans and leases previously charged off 0 0
Net loan and lease (charge-offs) recoveries 0 0
Loan and lease loss provision (income) (80) 204
Balance at end of period $ 891 $ 5,645