Selected Financial Information Relating To Company's Segments (Details) - USD ($) $ in Millions		3 Months Ended		12 Months Ended
		Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Segment Reporting Information [Line Items]
Net Sales		$ 1,429.8	$ 1,297.2	$ 179.0
Income before Income Taxes		268.8	266.2
Operating Segments
Segment Reporting Information [Line Items]
Net Sales	[1]	1,429.8	1,297.2
Income before Income Taxes	[2]	268.8	266.2
Operating Segments | Consumer Domestic
Segment Reporting Information [Line Items]
Net Sales	[1]	1,116.9	995.1
Income before Income Taxes	[2]	228.7	222.7
Operating Segments | Consumer International
Segment Reporting Information [Line Items]
Net Sales	[1]	230.6	214.6
Income before Income Taxes	[2]	28.9	29.6
Operating Segments | Specialty Products
Segment Reporting Information [Line Items]
Net Sales	[1]	82.3	87.5
Income before Income Taxes	[2]	6.8	11.5
Corporate
Segment Reporting Information [Line Items]
Net Sales	[1],[3]	0.0	0.0
Income before Income Taxes	[2],[3]	$ 4.4	$ 2.4

[1] Intersegment sales from Consumer International to Consumer Domestic, which are not reflected in the table, were $3.6 and $4.8 for the three months ended March 31, 2023 and March 31, 2022, respectively.

[2] In determining income before income taxes, interest expense, investment earnings and certain aspects of other income and expense were allocated among segments based upon each segment’s relative income from operations.

[3] Corporate segment consists of equity in earnings of affiliates from Armand and ArmaKleen for the three months ended March 31, 2023 and March 31, 2022.