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LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES (Details 6) - Loans Receivable - Non-PCI loans - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | $ 36,191 | $ 24,264 | $ 34,790
Principal |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 17,125 | 13,124 | 31,411
Principal and Interest |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 18,590 | 6,644 | 676
Interest Rate Reduction |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 0 | 2,259 | 0
A/B Note |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 0 | 0 | 1,955
Other |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 476 | 2,237 | 748
CRE |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 1,788 | 8,624 | 17,456
CRE | Principal |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 521 | 691 | 15,923
CRE | Principal and Interest |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 791 | 5,100 | 540
CRE | Interest Rate Reduction |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 0 | 2,165 | 0
CRE | A/B Note |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 0 | 0 | 884
CRE | Other |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 476 | 668 | 109
C&I |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 34,124 | 3,162 | 15,624
C&I | Principal |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 16,325 | 2,677 | 15,488
C&I | Principal and Interest |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 17,799 | 73 | 136
C&I | Interest Rate Reduction |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 0 | 94 | 0
C&I | A/B Note |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 0 | 0 | 0
C&I | Other |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 0 | 318 | 0
Residential |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 279 | 11,974 | 1,071
Residential | Principal |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 279 | 9,756 | 0
Residential | Principal and Interest |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 0 | 1,471 | 0
Residential | Interest Rate Reduction |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 0 | 0 | 0
Residential | A/B Note |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | 0 | 0 | 1,071
Residential | Other |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment | $ 0 | 747 | 0
Consumer |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment |  | 504 | 639
Consumer | Principal |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment |  | 0 | 0
Consumer | Principal and Interest |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment |  | 0 | 0
Consumer | Interest Rate Reduction |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment |  | 0 | 0
Consumer | A/B Note |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment |  | 0 | 0
Consumer | Other |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Post-Modification Outstanding Recorded Investment |  | $ 504 | $ 639

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