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Debt - Schedule of Debt (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Long-term debt, gross	$ 203.0	$ 203.0
Less: unamortized debt issuance costs for Term Loan and Series notes	0.2	0.4
Total debt	202.8	202.6
Less: current portion of long-term debt	0.0	0.0
Long-term debt, net	$ 202.8	202.6
Term Loan, due July 2, 2027 (5.02%)
Debt Instrument [Line Items]
Debt instrument, stated interest rate (as a percent)	5.02%
Long-term debt, gross	$ 130.0	130.0
Series C notes, due July 5, 2027 (4.02%)
Debt Instrument [Line Items]
Debt instrument, stated interest rate (as a percent)	4.02%
Long-term debt, gross	$ 73.0	$ 73.0

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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