SEGMENT INFORMATION - Segment Financial Information (Detail) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Sep. 30, 2016	Jul. 02, 2016	Apr. 02, 2016	Jan. 02, 2016	Sep. 30, 2015	Jun. 27, 2015	Mar. 28, 2015	Dec. 27, 2014	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2014
Segment Reporting Information [Line Items]
Net sales	$ 402.3	$ 994.1	$ 1,245.2	$ 194.5	$ 375.4	$ 1,111.3	$ 1,071.8	$ 169.5	$ 2,836.1	$ 2,728.0	$ 2,578.3
Intangible asset amortization									(18.8)	(15.7)	(13.0)
Impairment, restructuring and other									47.2	(76.6)	(50.0)
Equity in income of unconsolidated affiliates									7.8	0.0	0.0
Costs related to refinancing									(8.8)	0.0	(10.7)
Interest expense									(65.6)	(50.5)	(47.3)
Depreciation and amortization									70.4	63.7	60.5
Capital expenditures									56.7	58.0	84.4
Assets	2,808.8				2,527.2				2,808.8	2,527.2
Assets held for sale	0.0				220.3				0.0	220.3
Corporate
Segment Reporting Information [Line Items]
Assets	277.9				142.4				277.9	142.4
U.S. Consumer
Segment Reporting Information [Line Items]
Net sales									2,187.4	2,141.8	2,037.4
Depreciation and amortization									47.7	45.5	43.5
Capital expenditures									46.3	52.5	78.6
U.S. Consumer | Operating Segments
Segment Reporting Information [Line Items]
Assets	1,770.7				1,622.5				1,770.7	1,622.5
Europe Consumer
Segment Reporting Information [Line Items]
Net sales									274.2	304.7	336.7
Depreciation and amortization									7.2	8.6	11.5
Capital expenditures									3.0	3.1	4.1
Europe Consumer | Operating Segments
Segment Reporting Information [Line Items]
Assets	192.1				217.9				192.1	217.9
Other
Segment Reporting Information [Line Items]
Net sales									374.5	281.5	204.2
Depreciation and amortization									15.5	9.6	5.5
Capital expenditures									7.4	2.4	1.7
Other | Operating Segments
Segment Reporting Information [Line Items]
Assets	$ 568.1				$ 324.1				568.1	324.1
Continuing Operations
Segment Reporting Information [Line Items]
Income from continuing operations before income taxes									392.7	211.6	225.7
Intangible asset amortization									(18.0)	(15.0)	(12.3)
Impairment, restructuring and other									27.7	(90.0)	(50.0)
Equity in income of unconsolidated affiliates									19.5	0.0	0.0
Costs related to refinancing									(8.8)	0.0	(10.7)
Interest expense									(65.6)	(50.5)	(47.3)
Continuing Operations | Operating Segments
Segment Reporting Information [Line Items]
Income from continuing operations before income taxes									534.7	465.6	438.0
Continuing Operations | Corporate
Segment Reporting Information [Line Items]
Income from continuing operations before income taxes									(96.8)	(98.5)	(92.0)
Continuing Operations | U.S. Consumer | Operating Segments
Segment Reporting Information [Line Items]
Income from continuing operations before income taxes									500.4	439.2	399.7
Continuing Operations | Europe Consumer | Operating Segments
Segment Reporting Information [Line Items]
Income from continuing operations before income taxes									13.5	14.1	20.9
Continuing Operations | Other | Operating Segments
Segment Reporting Information [Line Items]
Income from continuing operations before income taxes									$ 20.8	$ 12.3	$ 17.4