Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Total revenue	$ 201,039	$ 194,007
Total cost of revenue	173,102	139,356
Gross profit	27,937	54,651
Operating expenses:
Research and development	34,526	23,295
Sales and marketing	21,334	19,952
General and administrative	37,736	25,801
Total operating expenses	93,596	69,048
Loss from operations	(65,659)	(14,397)
Interest income	59	74
Interest expense	(14,087)	(14,731)
Other income (expense), net	(3,027)	(85)
(Loss) gain on revaluation of embedded derivatives	531	(518)
Loss before income taxes	(82,183)	(29,657)
Income tax provision	564	124
Net loss	(82,747)	(29,781)
Less: Net loss attributable to noncontrolling interest and redeemable noncontrolling interest	(4,388)	(4,892)
Net loss attributable to Class A and Class B common stockholders	$ (78,359)	$ (24,889)
Net loss per share available to Class A and Class B common stockholders, basic (in dollars per share)	$ (0.44)	$ (0.15)
Net loss per share available to Class A and Class B common stockholders, diluted (in dollars per share)	$ (0.44)	$ (0.15)
Weighted average shares used to compute net loss per share available to Class A and Class B common stockholders, basic (in shares)	177,189	170,745
Weighted average shares used to compute net loss per share available to Class A and Class B common stockholders, diluted (in shares)	177,189	170,745
Product
Total revenue	$ 133,547	$ 137,930
Total cost of revenue	105,742	87,294
Installation
Total revenue	13,553	2,659
Total cost of revenue	12,773	4,625
Service
Total revenue	35,239	36,417
Total cost of revenue	41,826	36,118
Electricity
Total revenue	18,700	17,001
Total cost of revenue	$ 12,761	$ 11,319