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Summary of Significant Accounting Policies (Details) $ in Thousands, € in Millions, shares in Millions	1 Months Ended				9 Months Ended
	Jul. 31, 2022 USD ($)	Jul. 31, 2022 EUR (€)	Apr. 30, 2022 USD ($)	Apr. 30, 2022 EUR (€)	Sep. 30, 2022 USD ($) GWh battery_solution shares	Jul. 31, 2022 EUR (€)	Apr. 30, 2022 EUR (€)	Dec. 31, 2021 USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cash and cash equivalents					$ 824,696			$ 1,202,439
Accumulated losses					$ 996,637			$ 619,245
Number of battery solutions \| battery_solution					2
Battery capacity in gigawatt-hours \| GWh					5
Purchase of foreign currency	$ 140,000	€ 130.1	$ 140,000	€ 130.1
Foreign currency exchange rate, translation	1.018		1.076			1.018	1.076
Translation adjustment functional to reporting currency	$ 50,900		$ 50,900			€ 50.0	€ 50.0
Common Class A \| ATM Program
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Sale of stock, shares available for sale under program \| shares					217.5