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STOCK-BASED COMPENSATION - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015 | May 24, 2016
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Restricted stock issued on the employees |  | 1,099,756 |  |  |
Treasury Stock Shares Acquired |  | 438,891 | 291,759 |  |
Board Of Directors [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Stock Issued During Period Value Restricted Stock Award Forfeitures |  | $ 48 |  |  |
U S Treasury And Government [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Class Of Warrant Or Right Outstanding |  | 1,285,899 |  |  |
Senior Executives [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Granted shares |  | 582,193 | 755,223 |  |
Share based compensation cost |  | $ 3,300 | $ 3,000 |  |
Weighted-Average Grant Date Fair Value, Granted restricted stock |  | $ 5.64 | $ 3.96 |  |
Treasury Stock Shares Acquired |  | 195,789 | 226,261 |  |
Omnibus Plan [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Authorized granting up shares |  |  |  |  | 14,169,807
Restricted stock available for issuance |  | 7,558,450 |  |  |
Omnibus Plan [Member] | Board Of Directors [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Restricted stock issued on the employees |  | 148,424 | 130,873 |  |
Restricted stock vesting period |  | 1 year | 1 year |  |
Omnibus Plan [Member] | Senior Management [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Restricted stock issued on the employees |  | 951,332 | 1,794,702 |  |
Restricted stock vesting period |  | 2 years |  |  |
Omnibus Plan [Member] | Maximum [Member] | Senior Management [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Restricted stock vesting period |  |  | 3 years |  |
Omnibus Plan [Member] | Minimum [Member] | Senior Management [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Restricted stock vesting period |  |  | 2 years |  |
Troubled Asset Relief Program [Member] | Senior Management [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Restricted stock issued on the employees |  | 838,332 | 1,546,137 |  |
Percentage of Share vest during period |  | 50.00% | 50.00% |  |
Number of vested shares |  | 743,021 |  |  |
Fair Value Of Restricted Stock Granted |  | $ 2.71 | $ 1.43 |  |
Forefeited |  | 2,370,571 |  |  |
Restricted Stock Forfeitures Percentage |  | 50.00% | 50.00% |  |
Restricted Stock [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Share based compensation cost |  | $ 4,000 | $ 3,900 | $ 3,800 |
Number of vested shares |  | 1,050,356 |  |  |
Stock based compensation expense unrecognized related to nonvested shares of restricted stock |  | $ 3,000 |  |  |
Period for cost recognition not yet recognized |  | 1 year |  |  |
Treasury Stock Shares Acquired |  | 243,102 | 65,498 |  |
Forefeited |  | 2,411,223 |  |  |
Restricted Share Units Percentage | 60.00% |  |  |  |
Restricted Stock [Member] | Omnibus Plan [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Weighted-Average Grant Date Fair Value, Granted restricted stock |  | $ 3.31 |  |  |
performance shares [member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Performance Shares Baseds Awards Percentage | 40.00% |  |  |  |
Restricted Stock Vesting After Two Years [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Percentage of Share vest during period | 50.00% |  |  |  |
Restricted Stock Vesting After Three Years [Member] |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Percentage of Share vest during period | 50.00% |  |  |  |

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