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Marketable Securities (Details) - Schedule of marketable securities include investments in equity securities - USD ($)
$ in Thousands
Dec. 31, 2021
Aug. 31, 2021
Short-term:    
Short-term $ 7,747 $ 5,851
Long-term:    
Long-term 11,622 12,543
Held to maturity bonds [Member]    
Long-term:    
Long-term 3,875 6,692
D.N.A [Member]    
Short-term:    
Short-term 863 701
Entera [Member]    
Short-term:    
Short-term 337 571
Held to maturity bonds [Member]    
Short-term:    
Short-term $ 6,547 $ 4,579