Note 8 - Project Assets (Details) - Summary of Project Assets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014
Summary of Project Assets [Abstract]
Project assets held for development and sales	$ 75,346	[1]
Under development-Company expected to be project owner upon the completion of construction*	19,849	[1]
Total project assets	95,195	[1]
Current, net of impairment loss	73,930	[1]
Noncurrent	$ 21,265	[1]

[1] All of the projects costs under this category were recorded as project assets, noncurrent