Income Taxes - Narratives (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Operating Loss Carryforwards [Line Items]
Valuation allowance	$ 84.5	$ 13.7
Research and Development
Operating Loss Carryforwards [Line Items]
Tax credit carryforward, amount	9.9
Federal
Operating Loss Carryforwards [Line Items]
NOL carryforwards	317.6
State
Operating Loss Carryforwards [Line Items]
NOL carryforwards	229.4
Local
Operating Loss Carryforwards [Line Items]
NOL carryforwards	40.8
Pre-2018 | Federal
Operating Loss Carryforwards [Line Items]
NOL carryforwards	120.0
Post-2017 | Federal
Operating Loss Carryforwards [Line Items]
NOL carryforwards	197.6
Expiring in 2023 | Local
Operating Loss Carryforwards [Line Items]
NOL carryforwards	$ 29.7