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LOANS AND LEASES AND ALLOWANCE FOR LOAN AND LEASE LOSSES - Non Traditional Mortgage Performance Loan to Value Ratio (Detail) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 USD ($) Loan | Dec. 31, 2014 USD ($) Loan
Financing Receivable, Recorded Investment [Line Items] |  |
Amount | $ 5,184,394 | $ 3,949,122
Non-Traditional Mortgages |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Amount | $ 785,908 | $ 350,575
Consumer | Non-Traditional Mortgages |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 689 | 407
Amount | $ 785,908 | $ 350,575
Consumer | Non-Traditional Mortgages | Green Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Amount | 109,800 | 128,200
Consumer | Non-Traditional Mortgages | Interest Only Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Amount | 664,500 | 209,300
Consumer | Non-Traditional Mortgages | Negative amortization |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Amount | $ 11,600 | $ 13,100
Consumer | Non-Traditional Mortgages | First lien |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 672 | 387
Amount | $ 781,091 | $ 345,483
Consumer | Non-Traditional Mortgages | First lien | Loan Portfolio Concentration Risk | Nontraditional First Lien Mortgage Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 100.00% | 100.00%
Consumer | Non-Traditional Mortgages | First lien | Green Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 121 | 148
Amount | $ 105,131 | $ 123,177
Consumer | Non-Traditional Mortgages | First lien | Green Loans | Loan Portfolio Concentration Risk | Green Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 100.00% | 100.00%
Consumer | Non-Traditional Mortgages | First lien | Interest Only Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 521 | 207
Amount | $ 664,358 | $ 209,207
Consumer | Non-Traditional Mortgages | First lien | Interest Only Loans | Loan Portfolio Concentration Risk | Interest Only Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 100.00% | 100.00%
Consumer | Non-Traditional Mortgages | First lien | Negative amortization |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 30 | 32
Amount | $ 11,602 | $ 13,099
Consumer | Non-Traditional Mortgages | First lien | Negative amortization | Loan Portfolio Concentration Risk | Negative Amortization Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 100.00% | 100.00%
Consumer | Non-Traditional Mortgages | First lien | Less than 61 |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 228 | 152
Amount | $ 264,612 | $ 158,133
Consumer | Non-Traditional Mortgages | First lien | Less than 61 | Loan Portfolio Concentration Risk | Nontraditional First Lien Mortgage Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 33.90% | 45.80%
Consumer | Non-Traditional Mortgages | First lien | Less than 61 | Green Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 70 | 77
Amount | $ 51,221 | $ 58,856
Consumer | Non-Traditional Mortgages | First lien | Less than 61 | Green Loans | Loan Portfolio Concentration Risk | Green Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 48.70% | 47.80%
Consumer | Non-Traditional Mortgages | First lien | Less than 61 | Interest Only Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 141 | 60
Amount | $ 208,120 | $ 93,254
Consumer | Non-Traditional Mortgages | First lien | Less than 61 | Interest Only Loans | Loan Portfolio Concentration Risk | Interest Only Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 31.30% | 44.70%
Consumer | Non-Traditional Mortgages | First lien | Less than 61 | Negative amortization |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 17 | 15
Amount | $ 5,271 | $ 6,023
Consumer | Non-Traditional Mortgages | First lien | Less than 61 | Negative amortization | Loan Portfolio Concentration Risk | Negative Amortization Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 45.40% | 46.00%
Consumer | Non-Traditional Mortgages | First lien | 61-80 |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 336 | 111
Amount | $ 456,843 | $ 133,550
Consumer | Non-Traditional Mortgages | First lien | 61-80 | Loan Portfolio Concentration Risk | Nontraditional First Lien Mortgage Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 58.40% | 38.60%
Consumer | Non-Traditional Mortgages | First lien | 61-80 | Green Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 33 | 45
Amount | $ 42,075 | $ 46,177
Consumer | Non-Traditional Mortgages | First lien | 61-80 | Green Loans | Loan Portfolio Concentration Risk | Green Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 40.00% | 37.50%
Consumer | Non-Traditional Mortgages | First lien | 61-80 | Interest Only Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 291 | 54
Amount | $ 408,662 | $ 81,472
Consumer | Non-Traditional Mortgages | First lien | 61-80 | Interest Only Loans | Loan Portfolio Concentration Risk | Interest Only Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 61.60% | 38.90%
Consumer | Non-Traditional Mortgages | First lien | 61-80 | Negative amortization |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 12 | 12
Amount | $ 6,106 | $ 5,901
Consumer | Non-Traditional Mortgages | First lien | 61-80 | Negative amortization | Loan Portfolio Concentration Risk | Negative Amortization Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 52.70% | 45.00%
Consumer | Non-Traditional Mortgages | First lien | 81-100 |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 50 | 55
Amount | $ 37,228 | $ 27,554
Consumer | Non-Traditional Mortgages | First lien | 81-100 | Loan Portfolio Concentration Risk | Nontraditional First Lien Mortgage Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 4.80% | 8.00%
Consumer | Non-Traditional Mortgages | First lien | 81-100 | Green Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 12 | 18
Amount | $ 6,836 | $ 11,846
Consumer | Non-Traditional Mortgages | First lien | 81-100 | Green Loans | Loan Portfolio Concentration Risk | Green Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 6.50% | 9.60%
Consumer | Non-Traditional Mortgages | First lien | 81-100 | Interest Only Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 37 | 33
Amount | $ 30,167 | $ 14,927
Consumer | Non-Traditional Mortgages | First lien | 81-100 | Interest Only Loans | Loan Portfolio Concentration Risk | Interest Only Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 4.50% | 7.10%
Consumer | Non-Traditional Mortgages | First lien | 81-100 | Negative amortization |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 1 | 4
Amount | $ 225 | $ 781
Consumer | Non-Traditional Mortgages | First lien | 81-100 | Negative amortization | Loan Portfolio Concentration Risk | Negative Amortization Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 1.90% | 6.00%
Consumer | Non-Traditional Mortgages | First lien | Greater than 100 |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 58 | 69
Amount | $ 22,408 | $ 26,246
Consumer | Non-Traditional Mortgages | First lien | Greater than 100 | Loan Portfolio Concentration Risk | Nontraditional First Lien Mortgage Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 2.90% | 7.60%
Consumer | Non-Traditional Mortgages | First lien | Greater than 100 | Green Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 6 | 8
Amount | $ 4,999 | $ 6,298
Consumer | Non-Traditional Mortgages | First lien | Greater than 100 | Green Loans | Loan Portfolio Concentration Risk | Green Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 4.80% | 5.10%
Consumer | Non-Traditional Mortgages | First lien | Greater than 100 | Interest Only Loans |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 52 | 60
Amount | $ 17,409 | $ 19,554
Consumer | Non-Traditional Mortgages | First lien | Greater than 100 | Interest Only Loans | Loan Portfolio Concentration Risk | Interest Only Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 2.60% | 9.30%
Consumer | Non-Traditional Mortgages | First lien | Greater than 100 | Negative amortization |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Count | Loan | 0 | 1
Amount | $ 0 | $ 394
Consumer | Non-Traditional Mortgages | First lien | Greater than 100 | Negative amortization | Loan Portfolio Concentration Risk | Negative Amortization Loans Portfolio |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Concentration risk percentage | 0.00% | 3.00%

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- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522 + Details
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