Condensed Consolidated Statements of Earnings and Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Income Statement [Abstract]
Net sales	$ 620.6	$ 637.5	$ 1,697.0	$ 1,733.5
Cost of products sold	317.9	315.4	891.9	873.8
Gross profit	302.7	322.1	805.1	859.7
Selling, general and administrative expense	100.7	97.5	301.4	295.2
Advertising and sales promotion expense	105.3	114.2	229.9	247.3
Research and development expense	14.9	16.4	46.5	50.2
Impairment charge	24.4	0.0	24.4	0.0
Restructuring charges	15.4	12.5	19.1	24.9
Sale of Playtex gloves	0.6	0.0	(15.3)	0.0
Interest expense associated with debt	16.5	17.6	52.5	52.3
Other expense (income), net	3.5	(1.6)	6.3	(10.1)
Earnings before income taxes	21.4	65.5	140.3	199.9
Income tax provision	9.3	10.6	56.4	45.8
Net earnings	$ 12.1	$ 54.9	$ 83.9	$ 154.1
Basic net earnings per share (in usd per share)	$ 0.23	$ 0.96	$ 1.54	$ 2.68
Diluted net earnings per share (in usd per share)	$ 0.22	$ 0.95	$ 1.54	$ 2.67
Condensed Consolidated Statements of Comprehensive (Loss) Income
Net earnings	$ 12.1	$ 54.9	$ 83.9	$ 154.1
Other comprehensive income (loss), net of tax
Foreign currency translation adjustments	(36.3)	43.8	(10.4)	15.1
Pension and postretirement activity, net of tax	1.9	(1.4)	2.6	3.1
Deferred (loss) gain on hedging activity, net of tax	4.4	(1.8)	2.9	2.7
Total other comprehensive income (loss), net of tax	(30.0)	40.6	(4.9)	20.9
Total comprehensive income	$ (17.9)	$ 95.5	$ 79.0	$ 175.0