Note 2 - Going Concern Considerations and Management's Plan (Details) (USD $)	3 Months Ended		6 Months Ended				6 Months Ended		6 Months Ended	12 Months Ended			6 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012	Dec. 31, 2011	Jun. 30, 2013 Scenario, Forecast [Member]	Dec. 31, 2012 Extended Line of Credit [Member] Cathay Bank [Member]	Jun. 30, 2013 Line of Credit [Member] Cathay Bank [Member]	Dec. 31, 2012 Line of Credit [Member] Cathay Bank [Member]	Jun. 30, 2013 US and Greet Project Solar Panel Purchases [Member] LDK [Member]	Jun. 30, 2013 Italian Solar Development Projects Solar Panel Purchases [Member] LDK [Member]	Jun. 30, 2013 LDK [Member]	Dec. 31, 2012 Cathay Bank [Member]	Jun. 30, 2013 Minimum [Member]	Jun. 30, 2013 Maximum [Member]
Note 2 - Going Concern Considerations and Management's Plan (Details) [Line Items]
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	$ (6,833,000)	$ (2,117,000)	$ (9,974,000)	$ (3,213,000)
Retained Earnings (Accumulated Deficit)	(33,804,000)		(33,804,000)		(23,830,000)
Working Capital	(29,800,000)		(29,800,000)			61,100,000
Percentage of Common Stock Outstanding Owned by Parent Company			71.00%
Line of Credit Facility, Maximum Borrowing Capacity								9,000,000						7,000,000
Line of Credit Facility, Percentage of Amount Outstanding to be Extended								70.00%
Line of Credit Facility, Amount Outstanding														7,000,000
Debt Instrument, Basis Spread on Variable Rate										2.00%
Debt Instrument, Floor Rate										6.00%
Debt Instrument, Periodic Payment									500,000
Accounts Payable, Related Parties											41,500,000	6,100,000	47,600,000
Accounts Payable, Related Parties, Payment Term													4 months
Accounts Receivable, Collection Term															9 months	12 months
Sales Returns, Goods							2,900,000
Cash and Cash Equivalents, at Carrying Value	$ 172,000	$ 23,390,000	$ 172,000	$ 23,390,000	$ 17,823,000	$ 24,523,000