Annual report pursuant to Section 13 and 15(d)

Schedule of Fair Value Hierarchy Financial Assets (Details)

v3.23.1
Schedule of Fair Value Hierarchy Financial Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Total financial assets $ 16,341 $ 28,495
Fair Value, Inputs, Level 1 [Member]    
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Total financial assets 16,341 28,495
Fair Value, Inputs, Level 2 [Member]    
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Total financial assets
Fair Value, Inputs, Level 3 [Member]    
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Total financial assets
Money Market Funds [Member]    
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Total financial assets 5,505 5,484
Money Market Funds [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Total financial assets 5,505 5,484
Money Market Funds [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Total financial assets
Money Market Funds [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Total financial assets
Corporate Notes and Commercial Paper [Member]    
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Total financial assets 10,836 23,011
Corporate Notes and Commercial Paper [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Total financial assets 10,836 23,011
Corporate Notes and Commercial Paper [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Total financial assets
Corporate Notes and Commercial Paper [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]    
Total financial assets