Acquisitions - Supplemental pro-forma information (unaudited) (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 25, 2023	Jun. 30, 2024	Jun. 25, 2023
Acquisition
Amortization of intangibles	$ 5.1	$ 3.0	$ 9.8	$ 6.0
Provision for income taxes	27.5	24.7	50.2	43.5
Bradley
Acquisition
Net sales	597.3	585.2	1,168.2	1,106.8
Net Income	$ 82.8	$ 76.7	$ 158.3	$ 142.0
Basic EPS-continuing operations	$ 2.47	$ 2.29	$ 4.73	$ 4.25
Diluted EPS-continuing operations	$ 2.47	$ 2.29	$ 4.72	$ 4.23
Net interest expense related to the financing		$ 1.9		$ 3.9
Amortization of intangibles		1.1		2.1
Provision for income taxes		0.6		1.0
Net acquisition-related and third-party costs	$ 0.8	$ 1.9	$ 3.8	$ 4.1