Description of equity-based compensation awards vesting period that can vary based on the stock perofrmance results.

No definition available.

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- Definition

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

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- Definition

Unrecognized cost of unvested share-based compensation awards.

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- Definition

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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- Definition

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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- Definition

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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No definition available.

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- Definition

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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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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- Definition

Net number of share options (or share units) granted during the period.

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- Definition

Gross number of share options (or share units) granted during the period.

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No definition available.

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- Definition

Percentage of vesting of share-based compensation awards.

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Expected term of share-based compensation awards, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (f)(2)(i)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.D.2)
-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809

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- Definition

Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

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SHARE BASED COMPENSATION (Additional Information) (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2017	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	May 06, 2015
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Exercise period		5 years 8 months	5 years 9 months	5 years 5 months
Options exercised intrinsic value		$ 669
Stock Options Granted, Net of Forfeitures		12,941
2015 Omnibus Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, vesting peirod description		Vesting can vary from 0-150% of the target grant based on the results of the Company’s stock performance.
2015 Omnibus Incentive Plan \| Stock Option \| 3 Year Vesting Period
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock Options Granted	12,941
Vesting period	3 years
2015 Omnibus Incentive Plan \| Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock, shares authorizes					1,500,000
Common stock, shares available for issuance		1,340,359
Term of share based compensation plan		10 years
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage		100.00%
2015 Omnibus Incentive Plan \| Common Stock \| Minimum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Exercise period		7 years
2015 Omnibus Incentive Plan \| Common Stock \| Maximum [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Exercise period		10 years
2015 Omnibus Incentive Plan \| Common Stock \| Stock Options and Restricted Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Recognized Compensation expense		$ 2,100	$ 1,900	$ 1,900
Stock Options Vested, Fair Value		200	200	200
2015 Omnibus Incentive Plan \| Common Stock \| Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized Compensation expense		$ 200
Expected cost recognition weighted average period		1 year 9 months 18 days
Options exercised intrinsic value		$ 700	$ 600	$ 500
2015 Omnibus Incentive Plan \| Common Stock \| Restricted Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized Compensation expense		$ 4,300
Expected cost recognition weighted average period		3 years
2015 Omnibus Incentive Plan \| Common Stock \| Restricted Stock \| 5 Year Vesting Period
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock Options Granted	48,338
Vesting period	5 years
2015 Omnibus Incentive Plan \| Common Stock \| Performance Restricted Stock Units (RSUs) [Member] \| 3 Year Vesting Period
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock Options Granted	6,873
Vesting period	3 years