Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurement - Fair Value of Instruments Classified as Level 3 (Details)

v3.22.1
Fair Value Measurement - Fair Value of Instruments Classified as Level 3 (Details) - (Level 3) - Recurring - Debt derivative liabilities - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance $ 5,562 $ 2,497
Change in fair value included in net loss (252) 22
Ending balance $ 5,310 $ 2,519