Acquisitions - Value of the assets and liabilities acquired (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Oct. 23, 2023	Dec. 31, 2022	Oct. 22, 2022
Acquisition
Goodwill	$ 693.0		$ 592.4	$ 589.6
Bradley
Acquisition
Cash		$ 9.2
Accounts receivable		23.5
Inventory		38.4
Prepaid expenses and other current assets		3.4
Property, Plant and Equipment		47.6
Intangible assets finite lived	114.6	114.6
Goodwill	96.6	96.6
Accounts payable		(8.2)
Employee benefits, other		(6.2)
Other current liabilities		(8.0)
Other noncurrent liabilities		(0.5)
Purchase price		$ 310.4
Revenues	33.4
Operating income	2.7
Acquisition accounting charges	$ 3.3