Note 4 - Inventory (Tables)

3 Months Ended

Feb. 28, 2014

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	February 28, 2014			November 30, 2013
Raw materials	$	11,506,097		$	10,322,014
Work in process		385,816			511,016
Finished goods		7,352,606			7,305,301
	$	19,244,519		$	18,138,331
Less: Reserves		(3,323,806	)		(3,215,806	)
	$	15,920,713		$	14,922,525