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Liability Related to the Sale of Future Proceeds from Disposition of Subsidiary (Details) - Schedule of activity within the liability account - Subsidiary [Member] - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Liability Related to the Sale of Future Proceeds from Disposition of Subsidiary (Details) - Schedule of activity within the liability account [Line Items]    
Liabilities related to sale of future proceeds from disposition of subsidiaries - beginning balance $ 59,000 $ 322,000
Non-Cash other income recognized (89,000) (360,000)
Non-Cash interest expense recognized 38,000 97,000
Liabilities related to sale of future proceeds from disposition of subsidiary - ending balance 8,000 59,000
Less: unamortized transaction costs (3,000) (3,000)
Liability related to sale of future proceeds from disposition of subsidiary, net $ 5,000 $ 56,000