CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Net revenue:
Net revenue	$ 891,340	$ 701,440	$ 502,342
Cost of revenue:
Provision for loss contracts related to service	86,346	26,801	71,988
Total cost of revenue	1,399,131	895,796	673,652
Gross loss	(507,791)	(194,356)	(171,310)
Operating expenses:
Research and development	113,745	99,579	64,762
Selling, general and administrative	422,469	363,929	179,852
Impairment	20,014	5,218	10,224
Impairment of goodwill	249,480
Change in fair value of contingent consideration	30,024	16,468	11,176
Total operating expenses	835,732	485,194	266,014
Operating loss	(1,343,523)	(679,550)	(437,324)
Interest income	55,829	37,259	4,040
Interest expense	(45,201)	(39,037)	(43,225)
Other expense, net	(131)	(1,135)	(606)
Realized loss on investments, net	(12,806)	(1,395)	(81)
Change in fair value of equity securities	11,421	(18,159)	6,738
Loss on extinguishment of debt		(986)
Loss on equity method investments	(41,786)	(20,166)	(5,704)
Loss before income taxes	(1,376,197)	(723,169)	(476,162)
Income tax benefit/(expense)	7,364	(839)	16,197
Net loss	$ (1,368,833)	$ (724,008)	$ (459,965)
Net loss per share:
Net loss per share, basic (in dollars per share)	$ (2.30)	$ (1.25)	$ (0.82)
Net loss per share, diluted (in dollars per share)	$ (2.30)	$ (1.25)	$ (0.82)
Weighted average number of common stock outstanding, basic (in shares)	595,468,419	579,716,708	558,182,177
Weighted average number of common stock outstanding, diluted (in shares)	595,468,419	579,716,708	558,182,177
Sales of equipment, related infrastructure and other
Net revenue:
Net revenue	$ 711,433	$ 558,932	$ 392,777
Cost of revenue:
Cost of revenue	765,575	468,057	307,157
Services performed on fuel cell systems and related infrastructure
Net revenue:
Net revenue	39,093	35,280	26,706
Cost of revenue:
Cost of revenue	75,412	59,365	63,729
Power purchase agreements
Net revenue:
Net revenue	63,731	47,183	35,153
Cost of revenue:
Cost of revenue	218,936	144,696	102,417
Fuel delivered to customers and related equipment
Net revenue:
Net revenue	66,246	57,196	46,917
Cost of revenue:
Cost of revenue	246,318	194,255	127,196
Other
Net revenue:
Net revenue	10,837	2,849	789
Cost of revenue:
Cost of revenue	$ 6,544	$ 2,622	$ 1,165