Note 14 - Income Taxes (Detail) - The Reconciliation Between the Actual Income Tax Expense and Income Tax (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Provision for income taxes at U.S. Federal statutory rate	$ (8,928)	$ 628	[1]
State taxes, net of federal benefit	(13)	117	[1]
Foreign taxes at different rate	1,591	312	[1]
Non-deductible expenses	(68)	19	[1]
Valuation allowance	4,843	(889)	[1]
Other	631		[1]
Impairment	1,864		[1]
	$ (80)	$ 187	[1],[2]

[1] As recast to reflect the activity of SGT beginning January 1, 2011 combined with the balances of Solar Power, Inc. beginning March 31, 2011, as required under the accounting guidelines for a transfer of an entity under common control (refer to Note 5 -Acquisition of Solar Green Technology ).

[2] As recast to reflect the balances of Solar Green Technology S.p.A. ("SGT") beginning January 1, 2011 combined with the balances of Solar Power, Inc. beginning March 31, 2011, as required under the accounting guidelines for a transfer of an entity under common control (refer to Note 5 -Acquisition of Solar Green Technology ).