Note 5 - Related Party Transactions (Detail) (Broady Health Sciences LLC [Member], USD $)	1 Months Ended	3 Months Ended	12 Months Ended
	Apr. 30, 2012	Mar. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Jun. 30, 2012
Royalty Rate			2.50%	2.50%
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners					5.00%
Related Party Transaction, Expenses from Transactions with Related Party	$ 42,000
Royalty Expense		2,400	25,000	25,000
Accrued Royalties		$ 7,000
Net Sales [Member]
Royalty Rate			2.50%