Major Customers (Details)	3 Months Ended		9 Months Ended
	Aug. 31, 2015	Aug. 31, 2014	Aug. 31, 2015	Aug. 31, 2014
Sales Revenue, Goods, Net [Member] | Related Party Customer Concentration Risk [Member]
Major Customers (Textual)
Concentration Risk, Percentage	2.00%		19.00%
Sales Revenue, Goods, Net [Member] | Customer Concentration Risk [Member]
Major Customers (Textual)
Concentration Risk, Percentage		11.00%	13.00%	26.00%
Sales Revenue, Goods, Net [Member] | Customer Concentration Risk 2[Member]
Major Customers (Textual)
Concentration Risk, Percentage		2.00%		29.00%
Sales Revenue, Goods, Net [Member] | Customer Concentration Risk 3[Member]
Major Customers (Textual)
Concentration Risk, Percentage		6.00%		17.00%
Accounts Receivable[Member] | Customer Concentration Risk [Member]
Major Customers (Textual)
Concentration Risk, Percentage			11.00%	17.00%
Accounts Receivable[Member] | Customer Concentration Risk 2[Member]
Major Customers (Textual)
Concentration Risk, Percentage			11.00%	15.00%