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Note 10 - Debt - Maturities of Long-term Debt (Details) - USD ($)
$ in Thousands
Sep. 30, 2018
Jun. 30, 2018
2019  
2020 (matures Dec 2019) 299,500  
2021  
2022  
2023  
Thereafter  
Total debt 299,500 $ 194,000
Issuance cost (62) (228)
Debt net of issuance cost $ 299,438 $ 193,772