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Debt - 3.5% FLSO Senior Secured Notes due 2028 (Details) - USD ($) $ in Millions	Mar. 12, 2024	Feb. 09, 2021	Mar. 31, 2025	Dec. 31, 2024	Apr. 16, 2024	Apr. 02, 2024
Debt Instrument [Line Items]
Principal balance			$ 2,474.4	$ 2,449.4
3.50% FLSO Senior Secured Notes \| Senior notes
Debt Instrument [Line Items]
Interest rate	3.50%		3.50%	3.50%
Aggregate principal amount	$ 267.3				$ 96.9
Principal balance			$ 318.6	$ 318.6	$ 3.6	$ 93.3
Redemption price, percentage		101.00%
Fair value of debt			$ 151.2
3.50% FLSO Senior Secured Notes \| Senior notes \| Prior to September 12, 2025
Debt Instrument [Line Items]
Redemption price, percentage	100.00%
3.50% FLSO Senior Secured Notes \| Senior notes \| Upon change of control
Debt Instrument [Line Items]
Redemption price, percentage	100.00%