Fair Value Measurements - Fair Value of Financial Instruments (Details) - USD ($) $ in Millions	Mar. 28, 2025	Dec. 31, 2024
Assets:
Cross-currency swap derivative contract	$ 1.2	$ 5.9
Investments in rabbi trust	23.6	24.2
Quoted Prices in Active Market (Level 1)
Assets:
Investments in rabbi trust	15.6	16.0
Significant Other Observable Inputs (Level 2)
Assets:
Investments in rabbi trust	8.0	8.2
Significant Unobservable Inputs (Level 3)
Assets:
Investments in rabbi trust	0.0	0.0
Cross-currency swap derivative contract
Assets:
Cross-currency swap derivative contract	1.2	5.9
Cross-currency swap derivative contract | Quoted Prices in Active Market (Level 1)
Assets:
Cross-currency swap derivative contract	0.0	0.0
Cross-currency swap derivative contract | Significant Other Observable Inputs (Level 2)
Assets:
Cross-currency swap derivative contract	1.2	5.9
Cross-currency swap derivative contract | Significant Unobservable Inputs (Level 3)
Assets:
Cross-currency swap derivative contract	0.0	0.0
Carrying Amount
Assets:
Investments in rabbi trust	23.6	24.2
Liabilities:
Other debt	805.4	788.6
Carrying Amount | Convertible senior notes due 2028
Liabilities:
Convertible senior notes	490.4	489.7
Carrying Amount | Convertible senior notes due 2025
Liabilities:
Convertible senior notes	116.2	116.0
Carrying Amount | Cross-currency swap derivative contract
Assets:
Cross-currency swap derivative contract	1.2	5.9
Fair Value
Assets:
Investments in rabbi trust	23.6	24.2
Liabilities:
Other debt	805.4	788.6
Fair Value | Convertible senior notes due 2028
Liabilities:
Convertible senior notes	452.8	450.0
Fair Value | Convertible senior notes due 2025
Liabilities:
Convertible senior notes	116.5	125.4
Fair Value | Cross-currency swap derivative contract
Assets:
Cross-currency swap derivative contract	$ 1.2	$ 5.9