COMMITMENTS AND CONTINGENCIES Legal Fees (Details Narrative) - USD ($) |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
Mar. 31, 2021 |
Mar. 31, 2020 |
Dec. 31, 2020 |
|
| Legal Service Agreement With Dovel And Luner For Litigation Settlement In July 2010 [Member] | |||
| Contingent legal fees | $ 4,485,000 | $ 0 | |
| Legal Fees payment ,Terms | Legal fees of a maximum aggregate cash payment of $1.5 million plus a contingency fee of 24% (based on the settlement being achieved at the trial stage). | ||
| Accrued expenses | $ 4,490,000 | ||
| Legal Service Agreement With Dovel And Luner For Litigation Filed In September 2011 [Member] | |||
| Contingent legal fees | $ 0 | $ 19,000 | $ 38,000 |
| Legal Fees payment ,Terms | Legal fees on a full contingency basis ranging from 12.5% to 35% (with certain exceptions) of the net recovery (after deduction for expenses) | ||
| Accrued expenses | $ 887,000 | ||
| Legal Service Agreement With Russ, August Kabot For Litigation Filed In April 2014 and December 2014 [Member] | |||
| Legal Fees payment ,Terms | Legal fees on a full contingency basis ranging from 15% to 30% of the net recovery (after deduction of expenses) | ||
| Legal Service Agreement With Russ, August Kabot For Litigation Filed In May 2017 [Member] | |||
| Legal Fees payment ,Terms | Cash payments on a monthly basis subject to a cap plus a contingency fee ranging between 15% and 24% of the net recovery (after deduction of expenses) | ||