Segment information - Assets (Details) - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025
Segment Reporting, Asset Reconciling Item [Line Items]
Assets held by Reportable Segment	$ 7,275.4	$ 7,339.2
Reportable segments
Segment Reporting, Asset Reconciling Item [Line Items]
Assets held by Reportable Segment	6,837.6	6,908.1
Reportable segments \| North America
Segment Reporting, Asset Reconciling Item [Line Items]
Assets held by Reportable Segment	2,040.8	2,166.7
Reportable segments \| Latin America
Segment Reporting, Asset Reconciling Item [Line Items]
Assets held by Reportable Segment	1,310.5	1,211.6
Reportable segments \| Europe
Segment Reporting, Asset Reconciling Item [Line Items]
Assets held by Reportable Segment	2,413.7	2,458.9
Reportable segments \| Rest of World
Segment Reporting, Asset Reconciling Item [Line Items]
Assets held by Reportable Segment	1,072.6	1,070.9
Corporate expenses
Segment Reporting, Asset Reconciling Item [Line Items]
Assets held by Reportable Segment	$ 437.8	$ 431.1

Amount of asset recognized for present right to economic benefit.

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+ Details