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Debt (Long-term Debt Maturities) (Details)
$ in Thousands
Sep. 30, 2021
USD ($)
Maturities of Long-term Debt [Abstract]  
Principal due the remainder of 2021 $ 285
Principal due in 2022 1,140
Principal due in 2023 1,140
Principal due in 2024 1,140
Principal due in 2025 1,140
Principal due thereafter 15,475
Total $ 20,320