Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Property, Plant, and Equipment	12 Months Ended
	Aug. 31, 2013
Buildings [Member] | Minimum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Property, Plant, and Equipment [Line Items]
Useful Lives of Property, Plant, and Equipment	30 years
Buildings [Member] | Maximum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Property, Plant, and Equipment [Line Items]
Useful Lives of Property, Plant, and Equipment	40 years
Building Components [Member] | Minimum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Property, Plant, and Equipment [Line Items]
Useful Lives of Property, Plant, and Equipment	10 years
Building Components [Member] | Maximum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Property, Plant, and Equipment [Line Items]
Useful Lives of Property, Plant, and Equipment	20 years
Machinery and Equipment [Member] | Minimum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Property, Plant, and Equipment [Line Items]
Useful Lives of Property, Plant, and Equipment	3 years
Machinery and Equipment [Member] | Maximum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Property, Plant, and Equipment [Line Items]
Useful Lives of Property, Plant, and Equipment	10 years
Vehicles [Member] | Minimum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Property, Plant, and Equipment [Line Items]
Useful Lives of Property, Plant, and Equipment	3 years
Vehicles [Member] | Maximum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Property, Plant, and Equipment [Line Items]
Useful Lives of Property, Plant, and Equipment	5 years