Income Taxes - Operating Loss And Credit Carryforwards (Details) $ in Millions	Dec. 31, 2022 USD ($)
Domestic Tax Authority
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 2,100.0
Tax credit carryforwards	37.6
Domestic Tax Authority | Expire in 2025 - 2027
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	100.0
Tax credit carryforwards	3.1
Domestic Tax Authority | Expire in 2028 - 2032
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	700.0
Tax credit carryforwards	7.8
Domestic Tax Authority | Expire beginning in 2033
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	900.0
Tax credit carryforwards	26.7
Domestic Tax Authority | Carryforward indefinitely
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	400.0
Tax credit carryforwards	0.0
State and Local Jurisdiction
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	1,400.0
Tax credit carryforwards	17.4
State and Local Jurisdiction | Expire in 2025 - 2027
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	0.0
Tax credit carryforwards	0.0
State and Local Jurisdiction | Expire in 2028 - 2032
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	600.0
Tax credit carryforwards	0.0
State and Local Jurisdiction | Expire beginning in 2033
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	800.0
Tax credit carryforwards	0.0
State and Local Jurisdiction | Carryforward indefinitely
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	0.0
Tax credit carryforwards	$ 17.4