Revenue - Disaggregation (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2024	Mar. 31, 2023
Revenues disaggregated by Group
Total revenue		$ 721.7	$ 685.3
Revenue recognized at a point in time
Revenues disaggregated by Group
Total revenue		608.5	598.7
Revenue recognized over time
Revenues disaggregated by Group
Total revenue		113.2	86.6
United States
Revenues disaggregated by Group
Total revenue		194.8	175.1
Germany
Revenues disaggregated by Group
Total revenue		66.8	62.6
Rest of Europe
Revenues disaggregated by Group
Total revenue		178.1	159.8
CHINA
Revenues disaggregated by Group
Total revenue		115.7	107.6
Rest of Asia Pacific
Revenues disaggregated by Group
Total revenue		107.0	132.6
Other
Revenues disaggregated by Group
Total revenue		59.3	47.6
Operating segments | Bruker BioSpin
Revenues disaggregated by Group
Total revenue		182.8	180.3
Operating segments | Bruker CALID
Revenues disaggregated by Group
Total revenue		227.9	236.7
Operating segments | Bruker NANO
Revenues disaggregated by Group
Total revenue		240.4	209.6
Operating segments | BEST
Revenues disaggregated by Group
Total revenue		73.1	62.2
Eliminations
Revenues disaggregated by Group
Total revenue	[1]	$ (2.5)	$ (3.5)

[1] Represents corporate costs and eliminations not allocated to the reportable segments.