Note 13 - Commitments and Contingencies (Details)	3 Months Ended												1 Months Ended	5 Months Ended
	Jun. 30, 2013 USD ($)	Mar. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Dec. 31, 2013 Liquidation Plan [Member] Solar Power Inc. [Member] EUR (€)	Dec. 31, 2013 Liquidation Plan [Member] LDK Solar Co., Ltd. [Member] EUR (€)	Mar. 31, 2014 Liquidation Plan [Member] EUR (€)	Dec. 31, 2013 Liquidation Plan [Member] EUR (€)	Mar. 31, 2014 Solar Modules [Member]	Mar. 31, 2014 Inverter and Balance of System Components [Member]	Mar. 31, 2014 Guarantee Obligations [Member] USD ($)	Dec. 31, 2013 Guarantee Obligations [Member] USD ($)	Mar. 31, 2014 Greystone [Member] USD ($)	Nov. 21, 2011 Motech Industries Inc [Member] USD ($)	Dec. 31, 2013 Seashore Solar Development [Member] USD ($)
Note 13 - Commitments and Contingencies (Details) [Line Items]
Restricted Cash and Cash Equivalents, Noncurrent		$ 400,000	$ 400,000
Redeemable Noncontrolling Interest, Equity, Carrying Amount												1,000,000
Guarantees, Fair Value Disclosure		100,000	100,000
Long-term Debt										11,600,000	11,700,000
Warranty Term								25 years	5 years
Loss Contingency, Damages Sought, Value													339,544.15	2,800,000
Litigation Settlement, Amount	150,000
Contractual Obligation (in Euro)				600,000	100,000
Accrued Liabilities (in Euro)						€ 500,000	€ 500,000