Project Assets (Tables)

3 Months Ended

Mar. 31, 2015

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Schedule of Other Assets

	March 31, 2015		December 31, 2014
Under development-Company as project owner	$	113,948	$	75,346
Under development-Company expected to be project owner upon the completion of construction*		25,420		19,849
Total project assets		139,368		95,195
Current, net of impairment loss	$	107,354	$	73,930
Noncurrent	$	32,014	$	21,265