Note 13 - Acquisitions (Tables)

12 Months Ended

Nov. 30, 2013

Disclosure Text Block Supplement [Abstract]

Schedule of Purchase Price Allocation [Table Text Block]

	Initially		Adjustments			Final
Inventories	$	902,589	$	45,171		$	947,760
Equipment, tools and dies		364,053		-			364,053
Goodwill and intangible assets		699,900		(81,171	)		618,729
Land and building		1,100,000		36,000			1,136,000
Total	$	3,066,542	$	-		$	3,066,542

Business Acquisition, Pro Forma Information [Table Text Block]

	Year Ended November 31, 2013		Year Ended November 30, 2012
Net Sales from Continuing Operations:
As Reported	$	34,226,553	$	36,456,830
Pro Forma	$	34,226,553	$	38,710,922
Net Income from Continuing Operations:
As Reported	$	1,551,376	$	2,665,087
Pro Forma	$	1,551,376	$	2,756,182
Basic Net income per Share:
As Reported	$	0.38	$	0.66
Pro Forma	$	0.38	$	0.68
Diluted Net income per Share:
As Reported	$	0.38	$	0.66
Pro Forma	$	0.38	$	0.68
Weighted average outstanding shares used to compute basic net income per share		4,039,530		4,032,643
Weighted average outstanding shares used to compute diluted net income per share		4,049,791		4,049,516