Summary of Significant Accounting Policies (Details)	3 Months Ended						6 Months Ended
Summary of Significant Accounting Policies (Details)	Feb. 28, 2013 Machinery and equipment [Member] Maximum [Member]	Feb. 28, 2013 Machinery and equipment [Member] Minimum [Member]	Feb. 28, 2013 Furniture and fixtures [Member] Maximum [Member]	Feb. 28, 2013 Furniture and fixtures [Member] Minimum [Member]	Feb. 28, 2013 Tools, dies and masters [Member]	Feb. 28, 2013 Transportation equipment [Member]	May 31, 2013 Leasehold improvements [Member]
Summary of estimated useful lives or lease terms of the assets
Estimated useful lives of the assets	7 years	5 years	10 years	3 years	3 years	5 years	9 years 6 months