Note 9 - Loan and Credit Agreements (Detail) - Summary Of Term Debt (Parentheticals) (USD $)	0 Months Ended			12 Months Ended					12 Months Ended						1 Months Ended	12 Months Ended
	May 10, 2012	Feb. 28, 2013	May 31, 2012	Nov. 30, 2012 West Bank Loan 1 [Member]	Nov. 30, 2011 West Bank Loan 1 [Member]	Nov. 30, 2012 West Bank Loan 2 [Member]	Nov. 30, 2011 West Bank Loan 2 [Member]	Apr. 26, 2012 West Bank Loan 2 [Member]	Nov. 30, 2012 West Bank Loan 3 [Member]	Nov. 30, 2011 West Bank Loan 3 [Member]	Nov. 30, 2012 West Bank Loan 4 [Member]	Nov. 30, 2011 West Bank Loan 4 [Member]	Nov. 30, 2012 US Bank Loan 1 [Member]	Nov. 30, 2011 US Bank Loan 1 [Member]	May 30, 2010 IFA Loan [Member]	Nov. 30, 2012 IFA Loan [Member]	Nov. 30, 2011 IFA Loan [Member]	Nov. 30, 2012 IDED Loan 1 [Member]	Nov. 30, 2012 IDED Loan 2 [Member]	Nov. 30, 2011 IDED Loan 2 [Member]	Nov. 30, 2012 IDED Loan 3 [Member]	Nov. 30, 2011 IDED Loan 3 [Member]	Nov. 30, 2012 WUCDC Loan [Member]	Nov. 30, 2011 WUCDC Loan [Member]
Monthly installments (in Dollars)	$ 11,700			$ 42,500	$ 42,500	$ 11,000	$ 11,000		$ 12,550	$ 12,550	$ 12,550	$ 12,550	$ 11,700	$ 11,700	$ 12,900	$ 12,892	$ 12,892	$ 2,437	$ 813	$ 813	$ 0	$ 0	$ 4,333	$ 4,333
Interest rate	3.15%	2.75%	4.50%	5.75%	5.75%	5.75%	5.75%	4.75%	4.75%	4.75%	5.75%	5.75%	3.15%	3.15%		3.50%	3.50%	6.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%