Investments - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Investments in and Advances to Affiliates [Line Items]
Equity securities	$ 34.8	$ 32.3
Unrealized gains on equity securities	5.5	1.2	$ 2.9
Debt securities net unrealized (loss) gain	2.8	0.5	0.8
Proceeds from maturity of AFS securities	0.0	825.2	$ 511.1
Variable Interest Entity, Primary Beneficiary
Investments in and Advances to Affiliates [Line Items]
Equity securities	$ 9.2	$ 10.9