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Long-term Debt Long-term Debt (Maturities of Long-term Debt) (Details)
$ in Thousands
Mar. 31, 2018
USD ($)
Debt Disclosure [Abstract]  
2019 $ 0
2020 15,779
2021 21,464
2022 5,526
2023 1,846
Thereafter 1,385
Loan payables less unamortized debt issuance costs $ 46,000