Note 1 - Summary of Significant Accounting Policies (Details) - Property, Plant, Equipment and Depreciation and Amortization	12 Months Ended
	Aug. 31, 2014
Machinery and Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property plant and equipment estimated useful life	3 years
Machinery and Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property plant and equipment estimated useful life	7 years
Building and Building Improvements [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property plant and equipment estimated useful life	15 years
Building and Building Improvements [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property plant and equipment estimated useful life	40 years