Income Taxes - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Operating Loss Carryforwards [Line Items]
Valuation allowance increase (decrease)	$ 21.3	$ 24.7
Capital Loss Carryforward
Operating Loss Carryforwards [Line Items]
Tax credit carryforward	2.8	2.8
Domestic Tax Authority
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	149.5	118.4
Tax credit carryforward	16.9	12.5
State and Local Jurisdiction
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 0.2	$ 0.2