Note 1 - Summary of Accounting Policies (Details) - Useful lives for property, plant and equipment	12 Months Ended
	Jun. 30, 2013
Building [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful lives for property, plant and equipment	40 years
Building [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful lives for property, plant and equipment	50 years
Machinery and Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful lives for property, plant and equipment	8 years
Machinery and Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful lives for property, plant and equipment	15 years
Furniture and Fixtures [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful lives for property, plant and equipment	3 years
Furniture and Fixtures [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful lives for property, plant and equipment	10 years
Computer hardware and software [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful lives for property, plant and equipment	3 years
Computer hardware and software [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful lives for property, plant and equipment	7 years