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BUSINESS COMBINATION (Details) $ in Thousands |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jan. 17, 2014 USD ($) entity banking_branch shares | Dec. 31, 2014 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2013 USD ($)
Business combination |  |  |  |
Issuance of common stock pursuant to MetroCorp Bancshares, Inc. (“MetroCorp”) acquisition |  | $ 190,830 |  |
Goodwill recorded as a result of the business combination |  | 469,433 | $ 469,433 | $ 337,438
MetroCorp |  |  |  |
Business combination |  |  |  |
Number of branches | banking_branch | 19 |  |  |
Number of subsidiaries | entity | 2 |  |  |
Percentage of purchase consideration satisfied in stock | 66.67% |  |  |
Percentage of purchase consideration satisfied in cash | 33.33% |  |  |
Fair value of the consideration transferred | $ 291,400 |  |  |
Consideration transferred in the acquisition (in shares) | shares | 5,583,093 |  |  |
Issuance of common stock pursuant to MetroCorp Bancshares, Inc. (“MetroCorp”) acquisition | $ 190,800 |  |  |
Consideration transferred in cash | 89,400 |  |  |
Additional cash given to acquiree's stock option holders as part of consideration transferred | 2,400 |  |  |
Amount given for warrant's assumed as part of consideration transferred | 8,800 |  |  |
Fair value of assets acquired | 1,700,000 |  |  |
Fair value of liabilities acquired | 1,410,000 |  |  |
Goodwill recorded as a result of the business combination | $ 121,000 | 132,000 |  |
MetroCorp | Adjustments |  |  |  |
Business combination |  |  |  |
Deferred tax assets |  | 10,300 |  |
Bank owned life insurance |  | $ 700 |  |

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