Condensed Consolidated Statements Of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Mar. 29, 2020	Mar. 31, 2019	Mar. 29, 2020	Mar. 31, 2019
Net (loss) income	$ (57.8)	$ 729.6	$ (92.6)	$ 617.4
Other comprehensive (loss) income
Foreign currency translation (loss) gain	(47.4)	9.1	(20.8)	(0.5)
Deferred tax effect	0.3	(2.6)	0.2	(4.9)
Deferred tax valuation allowance				0.1
Net unrealized (loss) gain on foreign currency translation	(47.1)	6.5	(20.6)	(5.3)
Unrealized gain (loss) on derivative instruments
Unrealized gain on hedging activity before reclassification	7.8	0.3	1.6	5.7
Net reclassification for gain to income from continuing operations	(1.7)	(2.9)	(4.3)	(5.7)
Net reclassification for loss to income from discontinued operations		0.6		0.5
Unrealized gain (loss) on hedging instruments after reclassification	6.1	(2.0)	(2.7)	0.5
Deferred tax effect	(1.6)	(1.9)	1.1	(5.0)
Net unrealized gain (loss) on hedging derivative instruments	4.5	(3.9)	(1.6)	(4.5)
Defined benefit pension gain
Defined benefit pension gain (loss) before reclassification	0.9	(0.3)	3.7	0.8
Net reclassification for loss to income from continuing operations	1.0	0.5	2.1	1.0
Net reclassification for loss to income from discontinued operations				0.2
Defined benefit pension gain after reclassification	1.9	0.2	5.8	2.0
Deferred tax effect	(0.4)	(0.2)	(0.4)	(0.5)
Net defined benefit pension gain	1.5		5.4	1.5
Deconsolidation of discontinued operations and assets held for sale	8.1	21.9	8.1	21.9
Net change to derive comprehensive (loss) income for the periods	(33.0)	24.5	(8.7)	13.6
Comprehensive (loss) income	(90.8)	754.1	(101.3)	631.0
Comprehensive loss attributable to non-controlling interest	(0.1)
Comprehensive (loss) income attributable to controlling interest	(90.7)	754.1	(101.3)	631.0
SB/RH [Member]
Net (loss) income	(55.2)	771.2	(89.2)	669.1
Other comprehensive (loss) income
Foreign currency translation (loss) gain	(47.4)	9.1	(20.8)	(0.5)
Deferred tax effect	0.3	(2.6)	0.2	(4.9)
Deferred tax valuation allowance				0.1
Net unrealized (loss) gain on foreign currency translation	(47.1)	6.5	(20.6)	(5.3)
Unrealized gain (loss) on derivative instruments
Unrealized gain on hedging activity before reclassification	7.8	0.3	1.6	5.7
Net reclassification for gain to income from continuing operations	(1.7)	(2.9)	(4.3)	(5.7)
Net reclassification for loss to income from discontinued operations		0.6		0.5
Unrealized gain (loss) on hedging instruments after reclassification	6.1	(2.0)	(2.7)	0.5
Deferred tax effect	(1.6)	(1.9)	1.1	(5.0)
Net unrealized gain (loss) on hedging derivative instruments	4.5	(3.9)	(1.6)	(4.5)
Defined benefit pension gain
Defined benefit pension gain (loss) before reclassification	0.9	(0.3)	3.7	0.8
Net reclassification for loss to income from continuing operations	1.0	0.5	2.1	1.0
Net reclassification for loss to income from discontinued operations				0.2
Defined benefit pension gain after reclassification	1.9	0.2	5.8	2.0
Deferred tax effect	(0.4)	(0.2)	(0.4)	(0.5)
Net defined benefit pension gain	1.5		5.4	1.5
Deconsolidation of discontinued operations and assets held for sale	8.1	21.9	8.1	21.9
Net change to derive comprehensive (loss) income for the periods	(33.0)	24.5	(8.7)	13.6
Comprehensive (loss) income	(88.2)	795.7	(97.9)	682.7
Comprehensive loss attributable to non-controlling interest	(0.1)
Comprehensive (loss) income attributable to controlling interest	$ (88.1)	$ 795.7	$ (97.9)	$ 682.7