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Debt - Long-Term Debt (Details) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Long-term debt    
Less: Amounts due within one year $ (6,624) $ (3,765)
Long-term debt 512 4,265
Maturities of long-term debt    
2022 2,060  
2023 4,987  
2024 175  
2025 175  
Term loan    
Long-term debt    
Term loan payable 4,051 5,000
End of term fee 2,472 2,331
Unamortized debt issuance costs (87) (145)
Carrying value of term loan 6,436 7,186
Other long-term debt    
Long-term debt    
Carrying value of term loan $ 700 $ 844