Note 4 - Common Stock (Detail) (USD $)	0 Months Ended	3 Months Ended							1 Months Ended
	Jan. 09, 2013	Mar. 31, 2013	Mar. 31, 2012	Mar. 05, 2013	Jan. 09, 2013 Shares Earned Uppon Execution of the Revised Agreement [Member]	Jan. 09, 2013 Shares Earned Upon Receipt by the Company [Member]	Jan. 09, 2013 Shares Earned Upon the Signing of Binding Agreements [Member]	Jan. 09, 2013 Shares Earned Upon the Commencement of Construction [Member]	Oct. 31, 2007 Conditional Issuance [Member]	Jan. 31, 2013 Compensation Payments Per Month [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period									300,000
Percentage of Present Value of Project Paid as Incentive Compensation	1.00%
Common Stock, Capital Shares Reserved for Future Issuance	400,000			1,905,144	100,000	100,000	100,000	100,000
Percentage of Project's Annual Capacity	51.00%
Number of Milestons for Common Stock Issuance	4
Compensation (in Dollars)										$ 25,000
Share-based Compensation (in Dollars)	$ 373,000	$ 439,000	$ 159,000
Shares Payable Term from Date Earned		3 years