Registration statement for securities of certain foreign private issuers

Fair Value Measurements (Details) - Schedule of financial assets and liabilities measured at fair value on a recurring basis

v3.22.4
Fair Value Measurements (Details) - Schedule of financial assets and liabilities measured at fair value on a recurring basis - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Fair value [Member]    
Fair Value Measurements (Details) - Schedule of financial assets and liabilities measured at fair value on a recurring basis [Line Items]    
Short-term equity investment $ 39 $ 237
Level 1 [Member]    
Fair Value Measurements (Details) - Schedule of financial assets and liabilities measured at fair value on a recurring basis [Line Items]    
Short-term equity investment 39 237
Level 2 [Member]    
Fair Value Measurements (Details) - Schedule of financial assets and liabilities measured at fair value on a recurring basis [Line Items]    
Short-term equity investment
Level 3 [Member]    
Fair Value Measurements (Details) - Schedule of financial assets and liabilities measured at fair value on a recurring basis [Line Items]    
Short-term equity investment