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LOANS AND LEASES AND ALLOWANCE FOR LOAN AND LEASE LOSSES - Composition of Nonaccrual Loans and Leases (Detail) - USD ($) $ in Thousands | Mar. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | $ 44,216 | $ 45,129
Non-Traditional Mortgages (NTM) |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 13,456 | 14,703
Traditional Loans |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 30,760 | 30,426
Commercial | Commercial and industrial |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 4,370 | 4,383
Commercial | Commercial real estate |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 1,165 | 1,552
Commercial | Multi-family |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 618 | 642
Commercial | SBA |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 353 | 422
Commercial | Lease financing |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 1,590 | 598
Commercial | Non-Traditional Mortgages (NTM) | Commercial and industrial |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 0 | 0
Commercial | Non-Traditional Mortgages (NTM) | Commercial real estate |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 0 | 0
Commercial | Non-Traditional Mortgages (NTM) | Multi-family |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 0 | 0
Commercial | Non-Traditional Mortgages (NTM) | SBA |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 0 | 0
Commercial | Non-Traditional Mortgages (NTM) | Lease financing |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 0 | 0
Commercial | Traditional Loans | Commercial and industrial |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 4,370 | 4,383
Commercial | Traditional Loans | Commercial real estate |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 1,165 | 1,552
Commercial | Traditional Loans | Multi-family |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 618 | 642
Commercial | Traditional Loans | SBA |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 353 | 422
Commercial | Traditional Loans | Lease financing |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 1,590 | 598
Consumer | Single family residential mortgage |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 25,943 | 27,230
Consumer | Consumer Home Equity Loan | Green Loans (HELOC) - first liens |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 10,007 | 10,088
Consumer | Other consumer |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 170 | 214
Consumer | Non-Traditional Mortgages (NTM) | Single family residential mortgage |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 3,449 | 4,615
Consumer | Non-Traditional Mortgages (NTM) | Consumer Home Equity Loan | Green Loans (HELOC) - first liens |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 10,007 | 10,088
Consumer | Non-Traditional Mortgages (NTM) | Other consumer |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 0 | 0
Consumer | Traditional Loans | Single family residential mortgage |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 22,494 | 22,615
Consumer | Traditional Loans | Consumer Home Equity Loan | Green Loans (HELOC) - first liens |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | 0 | 0
Consumer | Traditional Loans | Other consumer |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Nonaccrual loans and leases, Total | $ 170 | $ 214

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