Annual report pursuant to Section 13 and 15(d)

Schedule of Fair Value of Financial Assets and Liabilities (Details)

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Schedule of Fair Value of Financial Assets and Liabilities (Details) - Contingent Royalty Obligation [Member] - Fair Value, Recurring [Member] - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Contingent royalty obligation $ 1,760 $ 1,617
Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Contingent royalty obligation
Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Contingent royalty obligation
Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Contingent royalty obligation $ 1,760 $ 1,617