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FINANCIAL INSTRUMENTS (Tables) | 12 Months Ended
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Dec. 31, 2021
Investments, All Other Investments [Abstract] |
SCHEDULE OF CASH AND MARKETABLE SECURITIES BY SIGNIFICANT INVESTMENT CATEGORY | The following tables show the Company’s cash and marketable securities by significant investment category as of December 31, 2021 and December 31, 2020: SCHEDULE OF CASH AND MARKETABLE SECURITIES BY SIGNIFICANT INVESTMENT CATEGORY
|  | 2021 |
|  | Adjusted Cost |  |  | Unrealized Gain |  |  | Fair Value |  |  | Cash and Cash Equivalents |  |  | Restricted Cash |  |  | Marketable Securities |  |  | Notes Receivable |  |  | Investments |
Cash |  | $ | 50,286,000 |  |  | $ | - |  |  | $ | 50,286,000 |  |  | $ | 50,286,000 |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |
Restricted Cash |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Level 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money Market Funds |  |  | 6,309,000 |  |  |  | - |  |  |  | 6,309,000 |  |  |  | 6,309,000 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Marketable Securities |  |  | 12,993,000 |  |  |  | 1,544,000 |  |  |  | 14,537,000 |  |  |  | - |  |  |  | - |  |  |  | 14,537,000 |  |  |  | - |  |  |  | - |
Level 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants |  |  | 3,318,000 |  |  |  | - |  |  |  | 3,318,000 |  |  |  | - |  |  |  |  |  |  |  | - |  |  |  | - |  |  |  | 3,318,000 |
Convertible securities |  |  | 1,023,000 |  |  |  | - |  |  |  | 1,023,000 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 1,023,000 |
Total |  | $ | 73,929,000 |  |  | $ | 1,544,000 |  |  | $ | 75,473,000 |  |  | $ | 56,595,000 |  |  | $ | - |  |  | $ | 14,537,000 |  |  | $ | -0 |  |  | $ | 4,341,000 |
|  | 2020 |
|  | Adjusted Cost |  |  | Unrealized Gain/(Loss) |  |  | Fair Value |  |  | Cash and Cash Equivalents |  |  | Current Marketable Securities |  |  | Investment |
Cash and cash equivalents |  | $ | 1,690,000 |  |  | $ | - |  |  | $ | 1,690,000 |  |  | $ | 1,690,000 |  |  | $ | - |  |  | $ | - |
Level 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money Market Funds |  |  | 3,493,000 |  |  |  | - |  |  |  | 3,493,000 |  |  |  | 3,493,000 |  |  |  | - |  |  |  | - |
Marketable Securities |  |  | 5,641,000 |  |  |  | 3,495,000 |  |  |  | 9,136,000 |  |  |  | - |  |  |  | 9,136,000 |  |  |  | - |
Level 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants |  |  | 700,000 |  |  |  | 356,000 |  |  |  | 1,056,000 |  |  |  | - |  |  |  | - |  |  |  | 1,056,000 |
Total |  | $ | 11,524,000 |  |  | $ | 3,851,000 |  |  | $ | 15,375,000 |  |  | $ | 5,183,000 |  |  | $ | 9,136,000 |  |  | $ | 1,056,000 |

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