Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2022	Oct. 31, 2021	Oct. 31, 2022	Oct. 31, 2021
Revenue
Total revenue	$ 125,341	$ 65,034	$ 315,267	$ 161,665
Cost of revenue
Total cost of revenue	102,660	48,978	262,325	125,615
Gross profit	22,681	16,056	52,942	36,050
Operating expenses
Research and development	48,132	36,751	148,237	102,535
Sales and marketing	35,382	24,361	101,842	62,258
General and administrative	22,445	20,268	66,339	57,467
Total operating expenses	105,959	81,380	316,418	222,260
Loss from operations	(83,278)	(65,324)	(263,476)	(186,210)
Interest income	1,905	25	3,471	72
Interest expense	(2,606)	(3)	(6,467)	(1,502)
Change in fair value of contingent earnout liability	0	0	0	84,420
Transaction costs expensed	0	0	0	(7,031)
Other expense, net	(943)	(2,025)	(2,646)	(2,200)
Net loss before income taxes	(84,922)	(69,756)	(269,142)	(72,303)
Benefit from income taxes	(442)	(314)	(2,696)	(211)
Net loss	(84,480)	(69,442)	(266,446)	(72,092)
Cumulative dividends on redeemable convertible preferred stock	0	0	0	(4,292)
Deemed dividends attributable to vested option holders	0	0	0	(51,855)
Deemed dividends attributable to common stock warrant holders	0	0	0	(110,635)
Net loss attributable to common stockholders - Basic	(84,480)	(69,442)	(266,446)	(238,874)
Gain attributable to earnout shares issued	0	0	0	(84,420)
Change in fair value of dilutive warrants	0	0	0	(51,106)
Net loss attributable to common stockholders - Diluted	$ (84,480)	$ (69,442)	$ (266,446)	$ (374,400)
Weighted average shares outstanding - basic (in shares)	339,595,385	325,034,920	337,037,111	286,025,483
Weighted average shares outstanding - diluted (in shares)	339,595,385	325,034,920	337,037,111	292,575,318
Net loss per share - basic (in USD per share)	$ (0.25)	$ (0.21)	$ (0.79)	$ (0.84)
Net loss per share - diluted (in USD per share)	$ (0.25)	$ (0.21)	$ (0.79)	$ (1.28)
Redeemable convertible preferred stock warrant liability
Operating expenses
Change in fair value of warrant liabilities	$ 0	$ 0	$ 0	$ 9,237
Common Stock Warrant Liability
Operating expenses
Change in fair value of warrant liabilities	0	(2,429)	(24)	30,911
Networked charging systems
Revenue
Total revenue	97,592	47,511	241,291	115,185
Cost of revenue
Total cost of revenue	85,821	38,720	216,439	97,846
Subscriptions
Revenue
Total revenue	21,670	13,397	59,561	36,303
Cost of revenue
Total cost of revenue	13,400	7,637	37,305	21,107
Other
Revenue
Total revenue	6,079	4,126	14,415	10,177
Cost of revenue
Total cost of revenue	$ 3,439	$ 2,621	$ 8,581	$ 6,662