Note 12 - Equity Incentive Plan (Detail) - Stock options valuation assumptions	12 Months Ended
	Nov. 30, 2012	Nov. 30, 2011
Expected Volatility	68.42%	57.71%
Expected Dividend Yield	1.007%	0.59%
Expected Term (in years)	2 years	2 years
Risk-Free Rate	3.25%	3.25%