Intangible Assets (Schedule of Intangible Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Finite-Lived Intangible Assets [Line Items]
Accumulated amortization	$ (873,800)	$ (540,200)
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Cost	3,542,500	3,454,300
Accumulated amortization	(873,800)	(540,200)
Net book value	2,668,700	2,914,100
Software under development
Indefinite-lived Intangible Assets [Line Items]
Software under development	2,800	8,900
Trade names and trademarks
Finite-Lived Intangible Assets [Line Items]
Cost	220,500	221,900
Accumulated amortization	(63,200)	(29,700)
Net book value	157,300	192,200
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated amortization	(63,200)	(29,700)
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Cost	2,538,100	2,553,100
Accumulated amortization	(393,700)	(225,000)
Net book value	2,144,400	2,328,100
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated amortization	(393,700)	(225,000)
Software and technology assets
Finite-Lived Intangible Assets [Line Items]
Cost	781,100	670,400
Accumulated amortization	(416,900)	(285,500)
Net book value	364,200	384,900
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Accumulated amortization	$ (416,900)	$ (285,500)