Financial Instruments and Fair Value Measurements (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Disclosure Of Reconciliation Of The Companys Financial Asset And Liability Measured At Fair Value [Line Items]
Remaining unfunded commitments	$ 3.0
Capital contributions	18.7
Unrealized gains	18.8	$ 0.0
Carrying amount of investments	19.6	68.1
Impairment charge related to investments, annual amount	$ 50.0
Minimum
Disclosure Of Reconciliation Of The Companys Financial Asset And Liability Measured At Fair Value [Line Items]
Investment fund term	7 years
Investment fund option to extend term	2 years
Maximum
Disclosure Of Reconciliation Of The Companys Financial Asset And Liability Measured At Fair Value [Line Items]
Investment fund term	10 years
Investment fund option to extend term	3 years
Fair Value Measured at Net Asset Value Per Share
Disclosure Of Reconciliation Of The Companys Financial Asset And Liability Measured At Fair Value [Line Items]
Equity securities without readily determinable fair value, amount	$ 118.7	77.3
Money Market Funds
Disclosure Of Reconciliation Of The Companys Financial Asset And Liability Measured At Fair Value [Line Items]
Cash and cash equivalents, fair value disclosure	$ 200.1	$ 0.0