XML 55 R44.htm IDEA: XBRL DOCUMENT v3.21.2
Intangible Assets - Schedule of Impairment of Underlying Assets, Remaining Amortization Expense (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Finite Lived Intangible Assets Future Amortization Expense [Abstract]    
Remainder of 2021 $ 309  
2022 1,149  
2023 1,097  
2024 1,085  
2025 1,074  
2026 1,064  
Thereafter 5,401  
Net Carrying Amount $ 11,179 $ 12,110