Note 3 - Business Combinations (Details)	0 Months Ended	12 Months Ended					0 Months Ended		1 Months Ended					0 Months Ended
	Nov. 06, 2014	Dec. 31, 2014 USD ($)	Sep. 05, 2014 Ordinary A Shares [Member] Sinsin Europe [Member]	Sep. 05, 2014 Ordinary B Shares [Member] Sinsin Solar Capital [Member]	Dec. 31, 2014 Sinsin Renewable Investment Limited [Member] Other Current Liabilities [Member] USD ($)	Dec. 31, 2014 Sinsin Renewable Investment Limited [Member] Other Noncurrent Liabilities [Member] USD ($)	Dec. 01, 2014 Sinsin Renewable Investment Limited [Member] USD ($)	Dec. 01, 2014 Sinsin Renewable Investment Limited [Member] EUR (€)	Dec. 31, 2014 Sinsin Renewable Investment Limited [Member] USD ($)	Dec. 01, 2014 Sinsin Renewable Investment Limited [Member] USD ($)	Dec. 01, 2014 Sinsin Renewable Investment Limited [Member] EUR (€)	Nov. 06, 2014 Gonghe County Photovoltaic Co. Ltd (Xinte) [Member] Other Current Liabilities [Member] USD ($)	Nov. 06, 2014 Gonghe County Photovoltaic Co. Ltd (Xinte) [Member] Accounts Payable and Accrued Liabilities [Member] USD ($)	Nov. 06, 2014 Gonghe County Photovoltaic Co. Ltd (Xinte) [Member] USD ($)	Nov. 06, 2014 Gonghe County Photovoltaic Co. Ltd (Xinte) [Member] CNY	Nov. 06, 2014 Gonghe County Photovoltaic Co. Ltd (Xinte) [Member] USD ($)	Nov. 06, 2014 Gonghe County Photovoltaic Co. Ltd (Xinte) [Member] CNY
Note 3 - Business Combinations (Details) [Line Items]
Shares Purchased from Equity Holders of Seperate Entity (in Shares)			99,999	1
Number of Photovoltaic Plants										8	8
Number of Special Purpose Vehicles										4	4
Payments to Acquire Businesses, Gross		$ 6,652,000					$ 4,209,000	€ 3,370,000						$ 30,624,000
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in Shares)							38,225,846	38,225,846
										57,365,000	45,929,000					23,705,000	147,077,000
Business Combination Cash Paid and Accounts Payable Total							61,574,000	49,299,000						30,624,000	190,077,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities					29,850,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Accounts Payable to be Paid to Former Owner						25,531,000				78,955,000		3,701,000	23,705,000
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual									346,000
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual									55,000
Business Combination, Consideration Transferred							140,529,000							6,919,000	43,000,000
Business Combination Accounts Payable Amount Bearing Interest														$ (23,333)	144,200
Business Combination Accounts Payable Interest Rate	3.88%
Business Combination Percentage of Equity Interest Pledged to Seller														85.00%	85.00%