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Fair Value Measurement of Assets and Liabilities - Narrative (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2022
Dec. 31, 2021
May 12, 2020
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Gain on change in fair value of embedded derivative $ 900    
Interest make-whole payment 20    
2025 Notes | Convertible Debt      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Interest make-whole payment 24 $ 926  
Carrying amount of debt $ 161,898 $ 161,898 $ 180,400