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LOANS AND LEASES AND ALLOWANCE FOR LOAN AND LEASE LOSSES - Allowance for Loan and Lease Losses (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Allowance for Loan and Lease Losses [Roll Forward]        
Balance at beginning of period $ 42,736 $ 35,845 $ 40,444 $ 35,533
Loans and leases charged off (2,898) (772) (3,255) (874)
Recoveries of loans and leases previously charged off 44 641 110 734
Provision for loan and lease losses 2,503 1,769 5,086 2,090
Balance at end of period $ 42,385 $ 37,483 $ 42,385 $ 37,483