Segment Information - Schedule of Segment Information (Details) (USD $)	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Net Sales	$ 26,937,400	$ 29,741,700
Operating Income (loss)	(89,500)	858,000
Identifiable Assets	19,349,300	19,520,800
Depreciation & Amortization	797,700	771,200
Capital Expenditures	665,100	546,200
North American Territory [Member]
Net Sales	11,057,400	12,816,800
Operating Income (loss)	(321,100)	486,600
Identifiable Assets	12,872,000	11,843,700
Depreciation & Amortization	488,500	457,500
Capital Expenditures	333,400	223,700
Foreign Territory [Member]
Net Sales	15,880,000	16,924,900
Operating Income (loss)	231,600	371,400
Identifiable Assets	3,764,000	3,984,400
Depreciation & Amortization	309,200	313,700
Capital Expenditures	331,700	322,500
Corporate And Others [Member]
Net Sales
Operating Income (loss)
Identifiable Assets	2,713,300	3,692,700
Depreciation & Amortization
Capital Expenditures