Goodwill and Intangible Assets - Changes in Goodwill (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Dec. 31, 2025	Dec. 31, 2021
Goodwill [Roll Forward]
Balance, beginning of the year	$ 1,944.7
Foreign currency translation, net	(1.2)
Balance, ending of the year	1,943.5
Americas
Goodwill [Roll Forward]
Balance, beginning of the year	1,944.7
Foreign currency translation, net	(1.2)
Balance, ending of the year	1,943.5
Accumulated impairment losses	5,159.0	$ 5,159.0
EMEA&APAC
Goodwill [Roll Forward]
Balance, beginning of the year	0.0
Foreign currency translation, net	0.0
Balance, ending of the year	$ 0.0
Accumulated impairment losses			$ 1,484.3