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Cash and Cash Equivalents - Schedule of Cash and Cash Equivalents by Significant Investment Category (Details) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Cash And Cash Equivalents And Short Term Investments [Line Items]    
Cash $ 3,277 $ 3,702
Cash and cash equivalents and Short term investments, Amortized cost 9,448 14,511
Cash equivalents 9,448 14,511
Cash equivalents 9,448 14,511
Money Market Funds | Level 1    
Cash And Cash Equivalents And Short Term Investments [Line Items]    
Cash equivalents 6,171 10,809
Cash equivalents 6,171 10,809
Cash equivalents $ 6,171 $ 10,809