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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Number of warrants or rights outstanding.

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Unrecognized cost of unvested share-based compensation awards.

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Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.

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Value of stock related to Restricted Stock Awards forfeited during the period.

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Number of shares that have been repurchased during the period and are being held in treasury.

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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%