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Debt (Maturity of Long-term Debt) (Detail 3) - USD ($)
$ in Thousands
Jun. 30, 2018
Jun. 30, 2017
Debt Disclosure [Abstract]    
2019 $ 14,482  
2020 14,465  
2021 142,322  
2022 144,352  
2023 197  
Thereafter 1,580  
Long-term debt including current portion $ 317,398 $ 353,666