| INCOME TAXES (Details Narrative) - USD ($) $ in Millions | 12 Months Ended | |
|---|---|---|
| Dec. 31, 2020 | Dec. 31, 2019 | |
| Operating Loss Carryforwards [Line Items] | ||
| Valuation allowance increased (decreased) | $ (0.6) | $ 3.8 | 
| General business tax credits | $ 10.5 | 9.9 | 
| Statutory federal tax rate (in percent) | 21.00% | |
| Federal | ||
| Operating Loss Carryforwards [Line Items] | ||
| Operating loss carryforwards expiration year | 2037 | |
| Business credits expiration year | 2040 | |
| Net operating loss carryforwards | $ 63.1 | 62.9 | 
| State and Local | ||
| Operating Loss Carryforwards [Line Items] | ||
| Operating loss carryforwards expiration year | 2040 | |
| Net operating loss carryforwards | $ 57.6 | $ 55.9 | 
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- Definition Expiration year of general business tax credits included in operating loss carryforward, in CCYY format. No definition available. 
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- Definition Expiration year of each operating loss carryforward included in operating loss carryforward, in CCYY format. No definition available. 
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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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. No definition available. 
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- Definition The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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