Operating Risk

12 Months Ended

Dec. 31, 2015

Risks and Uncertainties [Abstract]

Operating Risk

28. Operating Risk

Concentrations of Credit Risk and Major Customers — A substantial percentage of the Group’s net revenue comes from sales made to a small number of customers to whom sales are typically made on an open account basis. Details of customers accounting for 10% or more of total net revenue for the years ended December 31, 2015 and 2014 are as follows:

	2015					2014
Customer	Revenue		% of Total Revenue			Revenue		% of Total Revenue
Blackrock Income UK Holding Limited		26,202		14	%		—		—
RI Income UK Holding Limited		24,142		13	%		—		—
Inner Mongolia Zhaojing Photovoltaic Power Generation Co. Ltd.		21,635		11	%		—		—
Shotoco Energy, LLC		21,281		11	%		—		—
Zhongwei Hanky Wiye Solar Co., Ltd.		8,387		4	%		27,871		30	%
Alxa League Zhiwei Photovoltaic Power Generation Co., Ltd.		5,085		3	%		23,939		26	%
Xinyu Realforce Energy Co., Ltd.		—		—			23,585		26	%
KDC Solar Credit LS, LLC		—		—			11,886		13	%
	$	106,732		56	%	$	87,281		95	%

Details of customers accounting for 10% or more of total accounts receivable, notes receivable, costs and estimated earnings in excess of billings on uncompleted contracts and finance lease receivable at December 31, 2015 and 2014, respectively are:

	2015					2014
Customer			% of Total					% of Total
Zhongwei Hanky Wiye Solar Co., Ltd.		26,839		17	%		28,751		27	%
Inner Mongolia Zhaojing Photovoltaic Power Generation Co., Ltd.		21,228		14	%		—		—
Alxa League Zhiwei Photovoltaic Power Generation Co., Ltd.		23,913		16	%		27,008		25	%
Xinyu Realforce Energy Co., Ltd.		13,508		9	%		24,776		23	%
		85,488		56	%		80,535		75	%