Income Taxes - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Operating Loss Carryforwards [Line Items]
Increase (decrease) in operating loss carryforwards	$ (2,400)
Increase in valuation allowance	257	$ 1,000	$ 97
Federal net operating loss carryforward	2,100
State net operating loss carryforward	1,600
Net operating loss carryforward	660	$ 1,050
California | Research and Development Tax Credit Carryforward
Operating Loss Carryforwards [Line Items]
Tax credit carryforwards	102
Federal
Operating Loss Carryforwards [Line Items]
Federal net operating loss carryforward	2,100
Federal net operating loss carryforward not subject to expiration	2,000
Federal | Research and Development Tax Credit Carryforward
Operating Loss Carryforwards [Line Items]
Tax credit carryforwards	181
Foreign
Operating Loss Carryforwards [Line Items]
Net operating loss carryforward	692
State
Operating Loss Carryforwards [Line Items]
State net operating loss carryforward	1,600
Federal net operating loss carryforward not subject to expiration	$ 342