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The following table summarizes the changes in the Company’s equity investments in an unconsolidated entity, AVLP, during the year ended December 31, 2021 and the three months ended March 31, 2022: (Details) - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Restructuring Cost and Reserve [Line Items]    
Balance at January 1, 2022 $ 22,130,000 $ 15,957,000
Investment in convertible promissory notes 700,000 7,344,000
Fair value of warrants   2,786,000
Unrealized loss in warrants   (7,772,000)
Unrealized gain in common stock   (150,000)
Loss from equity investment (533,000) (311,000)
Accretion of discount   4,210,000
Accrued interest   66,000
Balance at March 31, 2022 22,297,000 22,130,000
Avalanche International Corp and Alzamend [Member] | Warrants and Common Stock [Member]    
Restructuring Cost and Reserve [Line Items]    
Balance at January 1, 2022 39,000 5,486,000
Investment in convertible promissory notes
Fair value of warrants   2,786,000
Unrealized loss in warrants   (7,772,000)
Unrealized gain in common stock   (150,000)
Loss from equity investment (39,000) (311,000)
Accretion of discount  
Accrued interest  
Balance at March 31, 2022 39,000
Avalanche International Corp and Alzamend [Member] | Convertible Promissory Note [Member]    
Restructuring Cost and Reserve [Line Items]    
Balance at January 1, 2022 22,091,000 10,471,000
Investment in convertible promissory notes 700,000 7,344,000
Fair value of warrants  
Unrealized loss in warrants  
Unrealized gain in common stock  
Loss from equity investment (494,000)
Accretion of discount   4,210,000
Accrued interest   66,000
Balance at March 31, 2022 $ 22,297,000 $ 22,091,000