Condensed Consolidated Statements of Net Income and Comprehensive Income (USD $)	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Product sales	$ 17,614,840	$ 19,326,943
Handling & freight income	2,128,804	2,359,911
Net sales	19,743,644	21,686,854
Costs and expenses:
Cost of products sold	3,900,581	4,220,350
Distributor royalties and commissions	7,455,160	8,120,942
Selling, general and administrative	7,474,246	8,268,868
Total costs and expenses	18,829,987	20,610,160
Income from operations	913,657	1,076,694
Other income (expense):
Interest income	9,314	15,579
Interest expense	(30,919)	(36,623)
Other expense	(22,668)	(68,850)
Income before income taxes	869,384	986,800
Provision for income taxes	337,000	377,000
Net income	532,384	609,800
Other comprehensive income (loss):
Foreign currency translation adjustment	109,772	(66,485)
Comprehensive income	$ 642,156	$ 543,315
Earnings per common share - Basic (in dollars per share)	$ 0.04	$ 0.05
Weighted average shares (in shares)	12,512,000	12,451,000
Earnings per common share - Diluted (in dollars per share)	$ 0.04	$ 0.05
Weighted average shares (in shares)	12,633,000	12,453,000
Cash dividends declared per common share (in dollars per share)	$ 0	$ 0