CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Net revenue:
Net revenue	$ 502,342	$ (93,237)	$ 229,975
Cost of revenue:
Provision (benefit) for loss contracts related to service	71,988		(394)
Total cost of revenue	673,652	376,179	219,327
Gross (loss) profit	(171,310)	(469,416)	10,648
Operating expenses:
Research and development	64,762	27,848	15,059
Selling, general and administrative	179,852	79,348	43,202
Impairment of long lived assets	10,224	6,430
Change in fair value of contingent consideration	11,176	1,160
Total operating expenses	266,014	114,786	58,261
Operating loss	(437,324)	(584,202)	(47,613)
Interest income	4,040	765	1,502
Interest expense	(43,225)	(60,510)	(37,033)
Other expense, net	(765)	(739)	(160)
Realized loss on investments, net	(81)
Change in fair value of equity securities	6,738
Change in fair value of common stock warrant liability			79
Gain (loss) on extinguishment of debt		17,686	(518)
Loss on equity method investments	(5,704)
Other gain	159
Loss before income taxes	(476,162)	(627,000)	(83,743)
Income tax benefit	16,197	30,845
Net loss attributable to the Company	(459,965)	(596,155)	(83,743)
Preferred stock dividends declared		(26)	(1,812)
Net loss attributable to common stockholders	$ (459,965)	$ (596,181)	$ (85,555)
Net loss per share:
Net loss per share, basic	$ (0.82)	$ (1.68)	$ (0.36)
Net loss per share, diluted	$ (0.82)	$ (1.68)	$ (0.36)
Weighted average number of common stock outstanding, basic	558,182,177	354,790,106	237,152,780
Weighted average number of common stock outstanding, diluted	558,182,177	354,790,106	237,152,780
Sales of fuel cell systems, related infrastructure and equipment
Net revenue:
Net revenue	$ 392,777	$ (94,295)	$ 149,920
Cost of revenue:
Cost of revenue	307,157	171,404	97,915
Services performed on fuel cell systems and related infrastructure
Net revenue:
Net revenue	26,706	(9,801)	25,217
Cost of revenue:
Cost of revenue	63,729	42,524	34,582
Provision (benefit) for loss contracts related to service
Cost of revenue:
Cost of revenue		35,473
Power Purchase Agreements
Net revenue:
Net revenue	35,153	26,620	25,553
Cost of revenue:
Cost of revenue	102,417	64,640	41,777
Fuel delivered to customers
Net revenue:
Net revenue	46,917	(16,072)	29,099
Cost of revenue:
Cost of revenue	127,196	61,815	45,247
Other
Net revenue:
Net revenue	789	311	186
Cost of revenue:
Cost of revenue	$ 1,165	$ 323	$ 200