Segment financial information - depreciation and amortization (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Segment financial information
Depreciation and amortization	$ 105.3	$ 104.5	$ 315.9	$ 306.9
Bioscience & Medtech Products
Segment financial information
Depreciation and amortization	49.0	46.3	147.4	135.5
VWR Distribution & Services
Segment financial information
Depreciation and amortization	$ 56.3	$ 58.2	$ 168.5	$ 171.4