Supplemental Financial Statement Information (Supplemental Balance Sheet Information) (Details) - USD ($) $ in Millions	Sep. 30, 2015	Sep. 30, 2014
Inventories
Raw materials and supplies	$ 32.4	$ 38.5
Work in process	73.0	68.4
Finished products	170.5	185.5
Total inventories	275.9	292.4
Other Current Assets
Miscellaneous receivables	34.3	31.4
Due from Edgewell	30.4	0.0
Deferred income tax benefits	49.6	43.7
Prepaid expenses	53.2	35.7
Value added tax collectible from customers	19.9	22.9
Other	5.6	12.9
Total other current assets	193.0	146.6
Property, Plant and Equipment, Gross
Land	10.0	10.3
Buildings	162.8	143.6
Machinery and equipment	886.2	871.8
Construction in progress	12.1	10.1
Total gross property	1,071.1	1,035.8
Accumulated depreciation	(865.5)	(823.3)
Total property, plant and equipment, net	205.6	212.5
Other Current Liabilities
Accrued advertising, sales promotion and allowances	29.7	25.7
Accrued trade allowances	41.7	35.6
Accrued salaries, vacations and incentive compensation	39.5	45.9
Income taxes payable	43.7	2.9
Other	121.7	67.0
Other current liabilities	292.6	189.5
Other Liabilities
Pensions and other retirement benefits	119.3	12.8
Deferred compensation	58.5	45.8
Other non-current liabilities	49.1	31.2
Total other liabilities	226.9	89.8
2013 restructuring
Other Current Liabilities
2013 restructuring reserve	4.0	12.4
Spin-off
Other Current Liabilities
2013 restructuring reserve	$ 12.3	$ 0.0