Background and Basis of Presentation (Details)	3 Months Ended				6 Months Ended
	Mar. 31, 2024 USD ($) country $ / shares	Dec. 31, 2023 USD ($)	Mar. 31, 2023 USD ($) $ / shares	Dec. 31, 2022 USD ($)	Mar. 31, 2024 USD ($) country $ / shares	Mar. 31, 2023 USD ($) $ / shares	Sep. 30, 2023 USD ($)
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of countries in which Edgewell operates | country	20				20
Number of countries with retail operations | country	50				50
Repayments of Revolving Credit Facility					$ 396,000,000.0	$ 392,000,000.0
Number of Reportable Segments | country	3
Cost of products sold	$ 341,300,000		$ 356,100,000		632,500,000	635,600,000
Segment profit	70,100,000		56,800,000		96,200,000	88,700,000
Earnings before income taxes	47,000,000.0		26,600,000		53,000,000.0	43,600,000
Income tax provision	11,000,000.0		7,200,000		12,200,000	11,800,000
Net earnings	$ 36,000,000.0	$ 4,800,000	$ 19,400,000	$ 12,400,000	$ 40,800,000	$ 31,800,000
Basic net earnings per share | $ / shares	$ 0.72		$ 0.38		$ 0.82	$ 0.62
Diluted net earnings per share | $ / shares	$ 0.72		$ 0.37		$ 0.81	$ 0.61
Gross Profit	$ 258,100,000		$ 242,300,000		$ 455,800,000	$ 431,900,000
Net sales	599,400,000		598,400,000		1,088,300,000	1,067,500,000
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	22,200,000		36,200,000		50,500,000	88,200,000
Supplier Finance Program, Obligation	22.8				22.8		$ 21.8
Accounts Payable, Current	$ (219,700,000)				(219,700,000)		(194,400,000)
Other, net					$ (36,100,000)	(72,000,000.0)
Restatement Adjustment
Cost of products sold			(600,000)			(1,200,000)
Segment profit			600,000			1,200,000
Earnings before income taxes			600,000			1,200,000
Income tax provision			200,000			300,000
Net earnings			$ 400,000			$ 900,000
Basic net earnings per share | $ / shares			$ 0.01			$ 0.02
Diluted net earnings per share | $ / shares			$ 0			$ 0.01
Gross Profit			$ 600,000			$ 1,200,000
Comprehensive Income (Loss), Net of Tax, Attributable to Parent			400,000			900,000
Accounts Payable, Current							$ 8,500,000
Other, net						(900,000)
Previously Reported
Cost of products sold			356,700,000			636,800,000
Segment profit			56,200,000			87,500,000
Earnings before income taxes			26,000,000.0			42,400,000
Income tax provision			7,000,000.0			11,500,000
Net earnings			$ 19,000,000.0			$ 30,900,000
Basic net earnings per share | $ / shares			$ 0.37			$ 0.60
Diluted net earnings per share | $ / shares			$ 0.37			$ 0.60
Gross Profit			$ 241,700,000			$ 430,700,000
Comprehensive Income (Loss), Net of Tax, Attributable to Parent			$ 35,800,000			87,300,000
Other, net						$ (71,100,000)