Acquisitions and Divestitures - Results of Operations (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Oct. 01, 2022	Sep. 30, 2023	Oct. 01, 2022
Schedule Of Asset Acquisition [Line Items]
Net sales	$ 711.6	$ 598.8	$ 1,754.2	$ 1,792.9
Net loss	0.0	$ (0.0)	0.0	$ (0.0)
Kimball International, Inc
Schedule Of Asset Acquisition [Line Items]
Net sales	158.0		214.0
Net loss	$ 0.7		$ (20.6)