Note 15 - Restructuring Costs - Cost Incurred by Line Items on the Statement of Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Restructuring and related costs, incurred cost		$ 412
Cost of Goods Sold [Member]
Restructuring and related costs, incurred cost		1,503
Operating Expense [Member]
Restructuring and related costs, incurred cost		$ (1,091)