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Note 17 - Employee Benefit Plans (Details) - Components of Net Periodic Benefit Cost - Other Postretirement Benefit Plan [Member] - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2013
Note 17 - Employee Benefit Plans (Details) - Components of Net Periodic Benefit Cost [Line Items]      
Service Cost     $ 13
Interest Cost $ 7 $ 9 49
Recognized net actuarial gain (1) (7) (24)
Curtailment     51
Plan Settlement     (2,329)
Amortization of transition obligation     112
Net periodic benefit cost $ 6 $ 2 $ (2,128)