Note 14 - Restructuring Costs - Summary of Restructuring Costs for the Period (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Restructuring and related costs		$ (989)		$ 364
Severance and Other Termination Benefits [Member]
Restructuring and related costs		120		811
Lease Obligation Restructuring [Member]
Restructuring and related costs				213
Restructuring Impairment of Fixed Assets and Accelerated Depreciation [Member]
Restructuring and related costs		1		354
Facility Closing [Member]
Restructuring and related costs		(1,361)		(1,361)
Other Restructuring [Member]
Restructuring and related costs		$ 251		$ 347