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Geographic Segment Data (Details) (USD $)	3 Months Ended		9 Months Ended
Geographic Segment Data (Details) (USD $)	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011
Net Sales	$ 11,786,226	$ 11,730,972	$ 37,409,817	$ 36,393,391
Total Assets	35,640,040		35,640,040		33,615,522
United States [Member]
Net Sales	8,419,000	8,545,000	26,965,000	26,695,000
Total Assets	25,652,000		25,652,000		25,302,000
Europe [Member]
Net Sales	316,000	124,000	631,000	326,000
Total Assets	1,084,000		1,084,000		464,000
Mexico [Member]
Net Sales	2,546,000	2,778,000	8,193,000	7,842,000
Total Assets	7,862,000		7,862,000		7,116,000
United Kingdom [Member]
Net Sales	505,000	284,000	1,621,000	1,530,000
Total Assets	$ 1,042,000		$ 1,042,000		$ 734,000

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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