Summary of Significant Accounting Policies (Details)	12 Months Ended
	Aug. 31, 2011 Year
Building [Member]
Property, Plant and Equipment [Line Items]
Minimum use life of Assets	7
Maximum use life of Assets	40
Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Minimum use life of Assets	3
Maximum use life of Assets	25
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Minimum use life of Assets	3
Maximum use life of Assets	15
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Minimum use life of Assets	3
Maximum use life of Assets	25