Income Tax - Narrative (Details) - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	$ 624,538,000
Tax credit carryforwards	78,339,000
Deferred tax assets, valuation allowance	0	$ 0
Unrecognized tax benefits	0	$ 0
Domestic Tax Authority
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	600,500,000
State
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	$ 24,000,000