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Debt - Schedule of Minimum Long-term Debt Payments (Details)
$ in Thousands
Sep. 30, 2017
USD ($)
Debt Disclosure [Abstract]  
2018 $ 3,014
2019 2,195
2020 2,453
2021 279
2022 0
2023 and thereafter 0
Total Minimum long-term debt payments $ 7,941