Financial Instruments and Fair Value Measurements - Schedule of Available-for-sale Securities and Equity Securities (Details) - USD ($) $ in Thousands |
Sep. 30, 2022 |
Dec. 31, 2021 |
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Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] | ||||
Cost | $ 10,422 | $ 5,249 | ||
Estimated Fair Value | 10,422 | 5,249 | ||
Cash equivalents | 10,001 | 5,003 | ||
Restricted cash | 175 | |||
Other assets | 246 | 246 | ||
Total cash equivalents, restricted cash, and other assets | 10,422 | 5,249 | ||
Money market funds | ||||
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] | ||||
Cost | 255 | 5,003 | ||
Estimated Fair Value | 255 | 5,003 | ||
U.S. treasury securities | ||||
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] | ||||
Cost | 9,921 | |||
Estimated Fair Value | 9,921 | |||
Equity securities | ||||
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] | ||||
Cost | [1] | 246 | 246 | |
Estimated Fair Value | [1] | $ 246 | $ 246 | |
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