Consolidated Statements of Stockholders' Equity (USD $)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Balance at Nov. 30, 2010	$ 40,084	$ 2,328,668	$ 11,221,705	$ 13,590,457
Balance (in Shares) at Nov. 30, 2010	4,008,352
Exercise of stock options	175	74,254		74,429
Exercise of stock options (in Shares)	17,500			(17,500)
Stock based compensation		58,311		58,311
Dividends paid			(241,551)	(241,551)
Net income			1,248,895	1,248,895
Balance at Nov. 30, 2011	40,259	2,461,233	12,229,049	14,730,541
Balance (in Shares) at Nov. 30, 2011	4,025,852			4,025,852
Exercise of stock options	20	9,090		9,110
Exercise of stock options (in Shares)	2,000			(2,000)
Stock based compensation	22	34,497		34,519
(in Shares)	2,200
Shares issued for purchase of UHC	50	35,500		35,550
Shares issued for purchase of UHC (in Shares)	5,000
Dividends paid			(403,585)	(403,585)
Net income			2,665,087	2,665,087
Balance at Nov. 30, 2012	$ 40,351	$ 2,540,320	$ 14,490,551	$ 17,071,222
Balance (in Shares) at Nov. 30, 2012	4,035,052			4,035,052