Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement.

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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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No definition available.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cost to be recognized for option under share-based payment arrangement.

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Amount of cash inflow from exercise of option under share-based payment arrangement.

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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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Number of shares authorized for issuance under share-based payment arrangement.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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

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No definition available.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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No definition available.

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Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement.

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No definition available.

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STOCK-BASED COMPENSATION PLANS - Additional information (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	1,015		1,015
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	543		543
Weighted Average Exercise Price, Granted			$ 10.15	$ 5.65
Proceeds from Stock Options Exercised	$ 100	$ 34,000	$ 600	$ 200
Payments related to tax withholdings			$ 200
Vesting or exercise of awards in exchange shares withheld			20,236	0
Unrecognized compensation expense related to stock options	$ 4,700		$ 4,700
Weighted-average period of unrecognized compensation expense related to stock options			2 years 4 months 24 days
Weighted-average grant date fair value of options granted (in dollars per share)			$ 8.88	$ 4.98
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period			291	45,000
2017 Stock Option Plan
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	679		679
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	219		219
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	5,000,000		5,000,000
Number of Warrants, Granted	0
2017 Stock Option Plan \| Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost
Number of Warrants, Granted			14,000	621,000
2017 Stock Option Plan \| Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	83,000		291,000
2017 Stock Option Plan \| Management [Member] \| Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	100	35,000	300	45,000