Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenue:
Total revenue	[1]	$ 400,268	$ 292,274	$ 976,554	$ 736,549
Cost of revenue:
Total cost of revenue		405,482	241,330	871,151	659,638
Gross (loss) profit		(5,214)	50,944	105,403	76,911
Operating expenses:
Research and development		35,126	36,146	122,309	112,286
Sales and marketing		20,002	23,275	73,935	65,084
General and administrative		43,366	44,115	131,004	119,965
Total operating expenses		98,494	103,536	327,248	297,335
Loss from operations		(103,708)	(52,592)	(221,845)	(220,424)
Interest income		7,419	1,109	13,771	1,364
Interest expense		(68,037)	(13,099)	(93,736)	(41,000)
Other (expense) income, net		(1,577)	4,472	(3,660)	254
Loss on extinguishment of debt		(1,415)	0	(4,288)	(4,233)
(Loss) gain on revaluation of embedded derivatives		(114)	54	(1,213)	623
Loss before income taxes		(167,432)	(60,056)	(310,971)	(263,416)
Income tax provision		646	336	1,083	888
Net loss		(168,078)	(60,392)	(312,054)	(264,304)
Less: Net gain (loss) attributable to noncontrolling interest		921	(3,315)	(5,427)	(9,768)
Net loss attributable to common stockholders		(168,999)	(57,077)	(306,627)	(254,536)
Less: Net loss attributable to redeemable noncontrolling interest		0	0	0	(300)
Net loss before portion attributable to redeemable noncontrolling interest and noncontrolling interest		$ (168,999)	$ (57,077)	$ (306,627)	$ (254,236)
Net loss per share available to common stockholders, basic (in dollars per share)		$ (0.80)	$ (0.31)	$ (1.47)	$ (1.41)
Net loss per share available to common stockholders, diluted (in dollars per share)		$ (0.80)	$ (0.31)	$ (1.47)	$ (1.41)
Weighted average shares used to compute net loss per share available to common stockholders, basic (in shares)		210,930	186,487	208,798	180,762
Weighted average shares used to compute net loss per share available to common stockholders, diluted (in shares)		210,930	186,487	208,798	180,762
Product
Revenue:
Total revenue		$ 304,976	$ 213,243	$ 713,427	$ 520,415
Cost of revenue:
Total cost of revenue		182,832	158,176	457,591	393,337
Installation
Revenue:
Total revenue		21,916	22,682	66,762	48,964
Cost of revenue:
Total cost of revenue		25,902	28,333	77,881	57,836
Service
Revenue:
Total revenue		47,535	37,347	130,496	111,012
Cost of revenue:
Total cost of revenue		57,370	41,792	165,877	124,646
Electricity
Revenue:
Total revenue		25,841	19,002	65,869	56,158
Cost of revenue:
Total cost of revenue		$ 139,378	$ 13,029	$ 169,802	$ 83,819

[1] Including related party revenue of $125.7 million and $361.0 million for the three and nine months ended September 30, 2023, respectively, and $12.5 million and $30.2 million for the three and nine months ended September 30, 2022, respectively.