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Significant Accounting Policies (Details Narrative) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Allowance for doubtful accounts receivable	$ 926,000	$ 882,000
Advertising expense	1,047,000	1,062,000	$ 848,000
Research and development expense	788,000	876,000	904,000
Shipping costs	$ 2,339,000	$ 2,429,000	$ 2,280,000
Sales Revenue [Member]
Concentration risk percentage	88.00%	88.00%	88.00%
One Customer [Member] | Sales Revenue [Member]
Concentration risk percentage	13.00%	16.00%	15.00%
One Customer [Member] | Accounts Receivable [Member]
Concentration risk percentage	20.00%	25.00%
No Customer [Member]
Concentration risk percentage	10.00%
Minimum [Member]
Defense costs per claim	$ 25,000
Maximum [Member]
Defense costs per claim	$ 1,000,000

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Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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