Note 11 - China Joint Venture (Detail) (USD $)	1 Months Ended	3 Months Ended		6 Months Ended			6 Months Ended					3 Months Ended		3 Months Ended
	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Jun. 07, 2011	Jun. 30, 2012 Payment Not Yet Received [Member]	Jun. 30, 2012 China Joint Venture [Member]	Jun. 30, 2011 China Joint Venture [Member]	Jun. 07, 2011 China Joint Venture [Member]	Jun. 30, 2011 Original Amount [Member]	Mar. 31, 2011 Adjusted Amount [Member]	Jun. 30, 2011 Adjusted Amount [Member]	Mar. 31, 2011 Net Basis Adjustment [Member]
Equity Method Investment, Ownership Percentage										45.00%
Sale Price						$ 1,050,000
Number of Payments						2
Proceeds from Sale of Other Assets	600,000			600,000			450,000
Equity Method Investments									2,873,070			30,882
Due to Affiliate, Current									1,200,000
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	1,673,070		1,673,070		1,673,070
Equity Method Investment, Realized Gain (Loss) on Disposal	(1,073,070)											317,643
Cost of Property Contributed to Joint Venture											4,500,000		2,100,000
Income (Loss) from Equity Method Investments		$ (600,000)	$ (1,073,071)	$ (600,000)	$ (1,375,926)			$ 0	$ 16,000					$ 286,761