Represents the unvested compensation cost.

No definition available.

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- Definition

Percentage of exercise price to the fair market value of the shares covered by the stock option on the date of grant.

+ References

No definition available.

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- Definition

Percentage of the exercise price to the fair market value of the shares covered by the stock option on the date of grant in the case of an ISO granted to a 10% stockholder.

+ References

No definition available.

+ Details

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- Definition

Represent total number of performance restricted share units awarded.

+ References

No definition available.

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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

+ References

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- Definition

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.

+ References

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- Definition

Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

+ References

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- Definition

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).

+ References

+ Details

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- Definition

Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

+ References

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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.

+ References

No definition available.

+ Details

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- Definition

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

+ References

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Percentage of vesting of award under share-based payment arrangement.

+ References

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- Definition

Amount of cost expensed and capitalized for award under share-based payment arrangement.

+ References

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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.

+ References

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- Definition

Number of share options (or share units) exercised during the current period.

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STOCK COMPENSATION PLAN (Details) - USD ($)	3 Months Ended	12 Months Ended
STOCK COMPENSATION PLAN (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2020	Dec. 31, 2019	May 28, 2019	May 18, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding shares		231,000	231,000
Exercise of stock options (in shares)		0
Restricted stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to non-vested stock options		$ 2,000,000.0
Compensation cost related to stock awards		$ 1,500,000	$ 1,200,000
Number of shares, Granted	60,307	62,092	106,423
Vesting period		3 years
Unrecognized compensation expense recognition period		1 year 8 months 4 days
Fair value of shares vested		$ 2,100,000	$ 2,400,000
Restricted stock \| Non-employee directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation cost related to stock awards		$ 410,000	400,000
Number of shares, Granted		3,890,000
Vesting percentage		33.00%
Service period (in years)		3 years
Vesting period		3 years
Restricted stock \| Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares, Granted		1,785
Performance-Based Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation cost related to stock awards		$ 1,400,000	$ 1,400,000
Service period (in years)			3 years
Number of PRSUs awarded			90,000
Performance-Based Restricted Stock Units \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of PRSUs awarded		90,000
Directors' fees \| Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost related to non-vested stock options		$ 440,000
Unrecognized compensation expense recognition period		1 year
Equity Incentive Plan 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment award, shares authorized, maximum		311,251		340,000
Equity Incentive Plan 2019 \| Stock Option \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of exercise price to the fair market value		100.00%
Equity Incentive Plan 2019 \| Incentive stock options granted to any 10% stockholder \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of the exercise price to the fair market value of the shares covered by the stock option on the date of grant in the case of an ISO granted to 10% stockholder		110.00%
Equity Incentive Plan 2009
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment award, shares authorized, maximum			341,562
Outstanding shares				468,382	628,719
Non-vested stock compensation cost		$ 0	$ 0
Equity Incentive Plan 2009 \| Equity Incentive Plan \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment award, exercise period from the grant date		10 years
Equity Incentive Plan 2009 \| Incentive stock options \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment award, exercise period from the grant date		5 years