Restructuring and other strategic initiatives - Restructuring Costs by Segment (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 29, 2024	Jul. 01, 2023	Jun. 29, 2024	Jul. 01, 2023
Restructuring Cost and Reserve
Restructuring expenses	$ 1.6	$ 2.2	$ 2.8	$ 7.7
Power Transmission
Restructuring Cost and Reserve
Restructuring expenses	0.5	1.0	0.8	5.7
Fluid Power
Restructuring Cost and Reserve
Restructuring expenses	$ 1.1	$ 1.2	$ 2.0	$ 2.0

- Definition

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