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Debt Long-term debt payable in the next five years (Details)
$ in Thousands
Jun. 30, 2016
USD ($)
Long-term Debt, Fiscal Year Maturity [Abstract]  
Long-term debt payable in 2017 $ 58,140
Long-term debt payable in 2018 450,000
Long-term debt payable in 2019 100,000
Long-term debt payable in 2020 0
Long-term debt payable in 2021 $ 0