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Marketable Securities (Details)
$ in Thousands
Dec. 31, 2021
USD ($)
Marketable Securities (Details) [Line Items]  
Cost of securities $ 595
D.N.A [Member]  
Marketable Securities (Details) [Line Items]  
Ownership percentage 1.70%
Entera [Member]  
Marketable Securities (Details) [Line Items]  
Cost method investment $ 1
Short-Term Marketable Securities [Member]  
Marketable Securities (Details) [Line Items]  
Held to maturity securities maturity 12 months
Long-Term Marketable Securities [Member]  
Marketable Securities (Details) [Line Items]  
Held to maturity securities maturity 1 year