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Note J - Long-term Debt - Long-term Debt (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Jun. 30, 2016
Long-term debt $ 8,977 $ 8,501
Less: current maturities and short-term borrowings
Total long-term debt 8,977 8,501
Revolving Loan [Member]    
Long-term debt 8,955 8,478
Other Long-Term Debt [Member]    
Long-term debt $ 22 $ 23