Segments and Geographic Area (Summary Significant Customers) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Segment Reporting Information [Line Items]
Net sales	$ 5,405,885	$ 7,514,574	$ 16,958,099	$ 21,112,784
Nutritional Products
Segment Reporting Information [Line Items]
Net sales	3,505,000	5,980,000	11,914,000	16,494,000
Medical Products
Segment Reporting Information [Line Items]
Net sales	1,901,000	1,535,000	5,044,000	4,619,000
Coral Club International, Inc. | Nutritional Products
Segment Reporting Information [Line Items]
Net sales	1,110,000	2,796,000	4,039,000	8,148,000
Medical/Surgical Dealer | Medical Products
Segment Reporting Information [Line Items]
Net sales	$ 819,000	$ 700,000	$ 1,900,000	$ 2,091,000
President of Related Entity and Former Director
Segment Reporting Information [Line Items]
Ownership percentage (percent)	18.00%		18.00%