Acquisitions - Additional Information (Details) - USD ($) $ in Millions					3 Months Ended		9 Months Ended		12 Months Ended
	Dec. 24, 2021	Dec. 01, 2020	Dec. 01, 2020	May 01, 2019	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Business Acquisition [Line Items]
Closing payment of net of cash acquired					$ 546.8		$ 546.8
Additional cash payment							8.0
Stock Issued During Period, Value, Restricted Stock Award, Gross							61.5
Net Sales					1,455.9	$ 1,317.3	4,339.9	$ 3,939.6	$ 179.0
Business Combination Provisional Information Initial Accounting Incomplete Adjustment Consideration Transferred							$ 3.5
Hero Acquisition adjustments					1.3
Maximum
Business Acquisition [Line Items]
Average life of the intangible assets, years				20 years
Thera Breath Acquisition
Business Acquisition [Line Items]
Additional cash payment	$ 14.0
Financing term loan period							3 years
Underwritten public offering senior notes					400.0		$ 400.0
Thera Breath Acquisition | Maximum
Business Acquisition [Line Items]
Business acquisition, period	4 years						4 years
Average life of the intangible assets, years							20 years
Thera Breath Acquisition | Minimum
Business Acquisition [Line Items]
Business acquisition, period	2 years						2 years
Average life of the intangible assets, years							10 years
Zicam Acquisition
Business Acquisition [Line Items]
Additional cash payment			$ 20.0
Business acquisition, period			5 years
Zicam Acquisition | Maximum
Business Acquisition [Line Items]
Average life of the intangible assets, years		20 years
Hero working capital adjustment
Business Acquisition [Line Items]
Closing payment of net of cash acquired	$ 556.0
Net Sales							$ 100.0
Proceeds from term loan for business acquisition							400.0
Cash Payments							3.8
Business Acquisition Liabilities					$ 14.0		$ 14.0