Note 19 - Subsequent Events (Details) (USD $)	0 Months Ended					0 Months Ended							0 Months Ended
	Oct. 07, 2014 Private Placement [Member] Subsequent Event [Member] Sinsin Renewable Investment Limited [Member]	Sep. 22, 2014 Private Placement [Member] Sinsin Renewable Investment Limited [Member]	Oct. 07, 2014 Private Placement 1 [Member] Subsequent Event [Member] Sinsin Renewable Investment Limited [Member]	Oct. 07, 2014 Private Placement 2 [Member] Subsequent Event [Member] Sinsin Renewable Investment Limited [Member]	Oct. 28, 2014 Common Stock [Member] Subsequent Event [Member] Xinwei Solar Equity Interest in PRC [Member]	Oct. 22, 2014 Subsequent Event [Member] Advance Payment [Member] PRC Company [Member]	Oct. 22, 2014 Subsequent Event [Member] GD Solar Co Project 1 [Member]	Oct. 22, 2014 Subsequent Event [Member] GD Solar Co Project 2 [Member]	Oct. 22, 2014 Subsequent Event [Member] GD Solar Co Ltd Project 3 [Member]	Oct. 22, 2014 Subsequent Event [Member] PRC Company [Member]	Oct. 22, 2014 Subsequent Event [Member] PRC Company [Member]	Oct. 28, 2014 Subsequent Event [Member] PRC Roofing Solution Company [Member]	Oct. 28, 2014 Subsequent Event [Member] Xinwei Solar Equity Interest in PRC [Member]	Sep. 09, 2014 Sinsin Renewable Investment Limited [Member]
Note 19 - Subsequent Events (Details) [Line Items]
Business Combination, Consideration Transferred							$ 156,100,000	$ 16,300,000	$ 83,700,000	$ 16,300,000			$ 53,700,000	$ 91,780,000
Stock Issued During Period, Shares, New Issues (in Shares)		41,240,000	21,739,500	10,000,000
Stock Issued During Period, Value, New Issues	43,800,510	48,250,800
Business Acquisition, Percentage of Voting Interests Acquired											100.00%	100.00%
Percentage of Purchase Price, Based on Closing Trading Price										49.00%
Percentag of Purchase Price, Based on Five-day Average Trading Price Immediately Prior to Closing Date										51.00%
Payments to Acquire Businesses, Gross						$ 22,800,000
Business Acquisition, Share Price (in Dollars per share)					$ 2.38