Consolidated Statements Of Income - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2017
Net sales	$ 3,802.1	$ 3,808.7	$ 3,705.4
Investment income			1.1
Revenue	3,802.1	3,808.7	3,706.5
Cost of goods sold	2,492.4	2,470.8	2,369.6
Restructuring and related charges	2.8	3.6	0.5
Gross profit	1,306.9	1,334.3	1,336.4
Selling	600.5	607.2	578.1
General and administrative	354.6	335.8	355.2
Research and development	43.5	44.6	44.6
Restructuring and related charges	62.9	72.0	37.0
Transaction related charges	21.8	30.2	17.7
Write-off from impairment of goodwill	116.0
Write-off from impairment of intangible assets	35.4	20.3	16.3
Total operating expenses	1,234.7	1,110.1	1,048.9
Operating income	72.2	224.2	287.5
Interest expense	222.1	264.0	310.4
Other non-operating expense (income), net	43.9	(4.1)	5.0
(Loss) income from continuing operations before income taxes	(193.8)	(35.7)	(27.9)
Income tax (benefit) expense	(7.1)	(462.7)	(11.8)
Net (loss) income from continuing operations	(186.7)	427.0	(16.1)
Income (loss) from discontinued operations, net of tax	659.9	445.0	289.3
Net (loss) income	473.2	872.0	273.2
Net income attributable to non-controlling interest	1.3	103.7	167.2
Net income attributable to controlling interest	471.9	768.3	106.0
Amounts attributable to controlling interest
Net (loss) income from continuing operations attributable to controlling interest	(188.0)	356.5	(90.6)
Net (loss) income from discontinued operations attributable to controlling interest	$ 659.9	$ 411.8	$ 196.6
Earnings Per Share
Basic earnings per share from continuing operations	$ (3.71)	$ 9.64	$ (2.81)
Basic earnings per share from discontinued operations	13.02	11.15	6.10
Basic earnings per share	9.31	20.79	3.29
Diluted earnings per share from continuing operations	(3.71)	9.62	(2.81)
Diluted earnings per share from discontinued operations	13.02	11.12	6.10
Diluted earnings per share	9.31	20.74	$ 3.29
Dividend per share	$ 1.68	$ 0.42
Weighted Average Shares Outstanding
Basic	50.7	36.9	32.2
Diluted	50.7	37.0	32.2
SB/RH [Member]
Net sales	$ 3,802.1	$ 3,808.7	$ 3,705.4
Cost of goods sold	2,492.4	2,470.8	2,369.6
Restructuring and related charges	2.8	3.6	0.5
Gross profit	1,306.9	1,334.3	1,335.3
Selling	600.5	607.2	578.0
General and administrative	349.8	257.7	300.5
Research and development	43.5	44.6	44.6
Restructuring and related charges	62.9	72.0	37.0
Transaction related charges	21.8	30.2	17.7
Write-off from impairment of goodwill	116.0
Write-off from impairment of intangible assets	35.4	20.3	16.3
Total operating expenses	1,229.9	1,032.0	994.1
Operating income	77.0	302.3	341.2
Interest expense	162.0	167.0	161.8
Other non-operating expense (income), net	44.2	5.2	5.8
(Loss) income from continuing operations before income taxes	(129.2)	130.1	173.6
Income tax (benefit) expense	10.7	(76.8)	(8.6)
Net (loss) income from continuing operations	(139.9)	206.9	182.2
Income (loss) from discontinued operations, net of tax	659.9	(24.0)	119.0
Net (loss) income	520.0	182.9	301.2
Net income attributable to non-controlling interest	1.3	1.4	1.3
Net income attributable to controlling interest	518.7	181.5	299.9
Amounts attributable to controlling interest
Net (loss) income from continuing operations attributable to controlling interest	(141.2)	205.5	180.9
Net (loss) income from discontinued operations attributable to controlling interest	$ 659.9	$ (24.0)	$ 119.0