Note 9 - Stock-Based Compensation and Other Employee Benefit Plans (Detail) (USD $)	0 Months Ended	4 Months Ended	6 Months Ended			3 Months Ended
	Jul. 05, 2012	Apr. 27, 2012	Jun. 30, 2012	Jun. 30, 2011	Apr. 27, 2009	Jun. 30, 2012 Chief Financial Officer [Member]	Jun. 30, 2012 Third-Party Consultants [Member]	Jun. 30, 2012 Independent Member of Board of Directors [Member]	Apr. 27, 2009 Amount Above Closing Price [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares)	476,828	300,000	0.35	0.43				6,667
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period								1 year
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (in Dollars per share)								$ 0.34
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Weighted Average Exercise Price (in Dollars per share)									$ 0.20
Share Price (in Dollars per share)			$ 0.50		$ 0.30
Open Option Contracts Written, at Fair Value		$ 684,171
Allocated Share-based Compensation Expense						$ 35,000	$ 235,783