Segments and Geographic Area (Summary Significant Customers) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Segment Reporting Information [Line Items]
Net sales	$ 6,192,404	$ 7,885,090	$ 11,552,214	$ 13,598,210
Nutritional Products
Segment Reporting Information [Line Items]
Net sales	4,560,000	6,392,000	8,409,000	10,514,000
Medical Products
Segment Reporting Information [Line Items]
Net sales	1,632,000	1,493,000	3,143,000	3,084,000
Coral Club International, Inc. | Nutritional Products
Segment Reporting Information [Line Items]
Net sales	1,865,000	3,342,000	2,929,000	5,352,000
Medical/Surgical Dealer | Medical Products
Segment Reporting Information [Line Items]
Net sales	$ 574,000	$ 711,000	$ 1,081,000	$ 1,391,000
President of Related Entity and Former Director
Segment Reporting Information [Line Items]
Ownership percentage (percent)	18.00%		18.00%