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BUSINESS COMBINATIONS AND BRANCH SALES - Banco Popular's California Branch Network Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands | Nov. 08, 2014 | Dec. 31, 2015 | Dec. 31, 2014 | Nov. 07, 2014 | Dec. 31, 2013 | Dec. 31, 2012
--- | --- | --- | --- | --- | --- | ---
Fair value adjustments |  |  |  |  |  |
Consideration paid in excess of fair value of net assets acquired (goodwill) |  | $ 39,244 | $ 31,591 |  | $ 30,143 | $ 7,048
Banco Popular North America (BPNA) |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Total Consideration | $ 27,941 |  |  |  |  |
Fair value adjustments |  |  |  |  |  |
Loans receivable | (19,526) |  |  |  |  |
Core Deposit Intangibles | 15,777 |  |  |  |  |
Certificates of deposit purchase premium | (1,208) |  |  |  |  |
Premises and equipment | 1,218 |  |  |  |  |
Total fair value adjustments | (3,739) |  |  |  |  |
Fair value of net assets acquired | 20,288 |  |  |  |  |
Consideration paid in excess of fair value of net assets acquired (goodwill) | $ 7,653 |  |  |  |  |
Banco Popular North America (BPNA) |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Net assets pre-acquisition |  |  |  | $ 24,027 |  |

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