Note 9 - Investment in Affiliates (Details) (USD $)	6 Months Ended				6 Months Ended				12 Months Ended				1 Months Ended
	Jun. 30, 2014	Dec. 31, 2013	Dec. 31, 2013 Exchange and Release Agreement [Member] KDC Solar RTC, LLC [Member]	Apr. 30, 2014 KDC Solar Mountain Creek Parent LLC [Member] KDC [Member]	Jun. 30, 2014 Calwaii [Member]	Jun. 30, 2014 KDC Solar Mountain Creek Parent LLC [Member]	Jun. 30, 2014 Variable Interest Entity, Not Primary Beneficiary [Member] Calwaii [Member]	Apr. 30, 2014 Variable Interest Entity, Not Primary Beneficiary [Member] Calwaii [Member]	Dec. 31, 2013 KDC Solar RTC, LLC [Member]	Apr. 30, 2014 KDC Solar RTC, LLC [Member]	Mar. 31, 2014 KDC Solar RTC, LLC [Member]	Jun. 30, 2014 Calwaii [Member]	Dec. 31, 2013 Mountain Creek Project [Member] Exchange and Release Agreement [Member] KDC Solar RTC, LLC [Member]	Jun. 30, 2014 Mountain Creek Project [Member]	Dec. 31, 2013 Mountain Creek Project [Member]
Note 9 - Investment in Affiliates (Details) [Line Items]
Financing Receivable, Net (in Dollars)		$ 8,450,000	$ 15,000,000
Percent Ownership of Counterparty in Exchange for Note Receivable Due													64.50%
Percentage of Construction Completed														25.00%	25.00%
Additional Financing Needed to Continue Construction Project (in Dollars)						10,000,000
Managing Member Interest Percentage									35.50%
Equity Method Investment, Ownership Percentage										20.00%	64.50%
Percent of Cash Distributions Received				55.62%
Percentage of Managing Member Interest				80.00%
Investments in and Advances to Affiliates, Balance, Principal Amount (in Dollars)									7,500,000
Asset Impairment Charges (in Dollars)									7,500,000
Equity Method Investments (in Dollars)							1,376,000	1,400,000				1,376,000
Payments to Acquire Interest in Subsidiaries and Affiliates (in Dollars)	$ 586,000				$ 600,000