Goodwill and Other Intangibles, Net - Additional Information (Details) - USD ($)		3 Months Ended		6 Months Ended		9 Months Ended	12 Months Ended
	Oct. 01, 2024	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Sep. 30, 2024	Dec. 31, 2024
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Amortization expense of intangible assets		$ 24,900,000	$ 30,700,000	$ 54,200,000	$ 61,500,000
Estimated amortization expense, 2025		104,000,000		104,000,000
Impairment Charge on Reclassified Assets						$ 60
Other Assets, Noncurrent		374,200,000		374,200,000			$ 378,000,000
Fair Value Exceeded Carrying Value	135.00%
Pre-Tax Impairment Charge		75,800,000		75,800,000
Property, Plant and Equipment, Net		923,500,000		923,500,000			931,700,000
Net Sales		1,506,300,000	1,511,200,000	2,973,400,000	3,014,500,000
Cost of sales		859,300,000	799,100,000	1,666,800,000	1,615,400,000
Selling, general and administrative expenses		228,200,000	$ 222,800,000	455,900,000	$ 452,800,000
Property Plant And Equipment
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Impairment charges on assets				60,000,000
Property, Plant and Equipment, Net		143,800,000		143,800,000
Flawless, Spinbrush and Waterpik showerhead
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Pre-Tax Impairment Charge		51,000,000		51,000,000
Net Sales							170,000,000
Cost of sales		30,400,000
Selling, general and administrative expenses		20,600,000
Trade Names
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Impairment charges on assets				$ 281,300,000
Discount on estimated future cashflow				8.25%
Indefinite-Lived Trade Names	$ 644,700,000						$ 0
Waterpik Member
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Discount on estimated future cashflow	8.10%
Customer-Related Intangible Assets [Member]
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Impairment charges on assets				$ 15,800,000
Indefinite-Lived Trade Names		0		0
Maximum [Member]
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Estimated amortization expense, 2027		$ 97,000,000		$ 97,000,000
Maximum [Member] | Trade Names
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Finite-Lived Intangible Asset, Useful Life		20 years		20 years
Minimum
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Estimated amortization expense, 2027		$ 84,000,000		$ 84,000,000
Minimum | Trade Names
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Finite-Lived Intangible Asset, Useful Life		3 years		3 years