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MARKETABLE SECURITIES (Details 1) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Net Investment Income [Line Items] |  |
Sales of marketable equity securities | $ (4,062,000) | $ (373,000)
Realized gains on marketable equity securities | 1,924,000 |
Unrealized losses on marketable equity securities | (1,327,000) | 919,000
Realized losses on marketable equity securities | 21,187,000 | 75,000
Equity Securities [Member] |  |
Net Investment Income [Line Items] |  |
Balance at beginning | 2,563,000 | 640,000
Purchases of marketable equity securities in operations | 385,235,000 | 1,425,000
Sales of marketable equity securities | (4,062,000) | (373,000)
Realized gains on marketable equity securities | 27,377,000 | 75,000
Unrealized losses on marketable equity securities | (14,127,000) | 796,000
Purchases of marketable equity securities | 2,765,000 |
Conversion of debt securities to marketable securities | 2,656,000 |
Sales of marketable equity securities in operations | (355,837,000) |
Realized losses on marketable equity securities | (6,190,000) |
Balance at ending | $ 40,380,000 | $ 2,563,000

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