SUPPLEMENTARY CONSOLIDATED BALANCE SHEET INFORMATION (Schedule of Other Long-Term Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
SUPPLEMENTARY BALANCE SHEET INFORMATION [Abstract]
Long-term deferred taxes		$ 25
Long-term deferred rent	521
Other	110	83
Other long-term liabilities	$ 631	$ 108

Supplementary Balance Sheet Information [Abstract].

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- Definition

Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting.

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For a classified balance sheet, the cumulative difference between the rental income or payments required by a lease agreement and the rental income or expense recognized on a straight-line basis, or other systematic and rational basis more representative of the time pattern in which use or benefit is granted or derived from the leased property, expected to be recognized in income or expense, by the lessor or lessee, respectively, more than one year after the balance sheet date.

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Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.

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Obligations not otherwise itemized or categorized in the footnotes to the financial statements that are expected to be paid after one year (or the normal operating cycle, if longer), from the balance sheet date.

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