Note 2 - Estimated Useful Lives of Long-lived Assets (Details)	9 Months Ended
	Mar. 31, 2016
Building [Member] | Minimum [Member]
Property, Plant, and Equipment	28 years
Building [Member] | Maximum [Member]
Property, Plant, and Equipment	40 years
Machinery and Equipment [Member] | Minimum [Member]
Property, Plant, and Equipment	3 years
Machinery and Equipment [Member] | Maximum [Member]
Property, Plant, and Equipment	10 years
Software and Software Development Costs [Member] | Minimum [Member]
Property, Plant, and Equipment	3 years
Software and Software Development Costs [Member] | Maximum [Member]
Property, Plant, and Equipment	8 years