Face amount or stated value per share of common stock.

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Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

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

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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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CAPITAL STOCK (Details) - $ / shares	12 Months Ended
CAPITAL STOCK (Details) - $ / shares	Dec. 31, 2020	Dec. 31, 2019	Nov. 30, 2014	Jun. 30, 2009	Mar. 31, 2009
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	9,440,000
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01	$ 0.01
Shares available for issuance	246,000
Stock Incentive Plans [Abstract]
Preferred stock, par value	$ 0.01	$ 0.01
Non-employee Director [Member]
Stock Incentive Plans [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	1 year
Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized				2,500,000	1,700,000
Shares available for issuance	519,182