Consolidated Statements of Stockholders' Equity - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Balance (in shares) at Nov. 30, 2013	4,046,552
Balance at Nov. 30, 2013	$ 40,466	$ 2,616,407	$ 15,637,272	$ 18,294,145
Exercise of stock options (in shares)	2,000			2,000
Exercise of stock options	$ 20	7,740		$ 7,760
Stock based compensation		$ 14,504		14,504
Net income (loss)			$ 935,247	$ 935,247
Balance (in shares) at Nov. 30, 2014	4,048,552			4,048,552
Balance at Nov. 30, 2014	$ 40,486	$ 2,638,651	$ 16,572,519	$ 19,251,656
Stock based compensation	$ 125	$ 28,359		28,484
Net income (loss)			$ (557,842)	$ (557,842)
Balance (in shares) at Nov. 30, 2015	4,061,052			4,061,052
Balance at Nov. 30, 2015	$ 40,611	$ 2,667,010	15,812,245	$ 18,519,866
Stock based compensation (in shares)	12,500
Dividends paid, $0.05 per share			$ (202,432)	$ (202,432)