Consolidated Statements of Comprehensive Income (Loss) - USD ($)	3 Months Ended		9 Months Ended
	Aug. 31, 2015	Aug. 31, 2014	Aug. 31, 2015	Aug. 31, 2014
Comprehensive Income (Loss)
Net income (loss)	$ 520,700	$ (102,936)	$ 84,309	$ (445,221)
Other Comprehensive income (loss):
Unrealized loss on marketable securities	(52,000)		(976,000)
Comprehensive income (loss)	$ 468,700	$ (102,936)	$ (891,691)	$ (445,221)