Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Revenue:
Customer agreements and incentives	$ 66,990	$ 49,090
Solar energy systems and product sales	77,373	56,019
Total revenue	144,363	105,109
Operating expenses:
Cost of customer agreements and incentives	54,576	42,613
Cost of solar energy systems and product sales	64,579	49,431
Sales and marketing	44,079	33,132
Research and development	3,896	2,996
General and administrative	32,893	24,608
Amortization of intangible assets	1,051	1,051
Total operating expenses	201,074	153,831
Loss from operations	(56,711)	(48,722)
Interest expense, net	28,198	20,558
Other expenses (income), net	(1,692)	475
Loss before income taxes	(83,217)	(69,755)
Income tax expense	8,203	5,400
Net loss	(91,420)	(75,155)
Net loss attributable to noncontrolling interests and redeemable noncontrolling interests	(119,452)	(85,037)
Net income available to common stockholders	$ 28,032	$ 9,882
Net income per share available to common stockholders
Basic (in dollars per share)	$ 0.26	$ 0.09
Diluted (in dollars per share)	$ 0.25	$ 0.09
Weighted average shares used to compute net income per share available to common stockholders
Weighted average shares used to compute net income per share attributable to common stockholders, basic (in shares)	107,449	104,038
Weighted average shares used to compute net income per share attributable to common stockholders, diluted (in shares)	110,781	106,469