EQUITY - Summary of the Changes in Equity (Details) - USD ($) $ / shares in Units, $ in Millions			3 Months Ended				6 Months Ended
	Jul. 30, 2019	Aug. 06, 2018	Mar. 28, 2020	Dec. 28, 2019	Mar. 30, 2019	Dec. 29, 2018	Mar. 28, 2020	Mar. 30, 2019
Schedule of Equity Method Investments [Line Items]
Dividends declared (dollars per share)	$ 0.58	$ 0.55	$ 0.580	$ 0.580	$ 0.550	$ 0.550
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity beginning balance				$ 718.7			$ 718.7
Noncontrolling interest, beginning balance				4.5			4.5
Total equity, beginning balance			$ 629.3	723.2	$ 253.2	$ 359.6	723.2	$ 359.6
Adoption of new accounting pronouncements (see Note 1)						9.1
Net income (loss)			252.4	(71.3)	396.4	(79.7)	181.1	316.8
Other comprehensive income (loss)			(16.9)	2.9	(3.9)	(12.4)
Share-based compensation			12.0	7.0	10.4	6.6
Dividends declared ($0.580, $0.580, $0.550, and $0.550 per share), March 28, 2020, December 28, 2019, March 30, 2019, and December 29, 2018, respectively			(33.0)	(33.5)	(32.7)	(30.9)
Treasury share purchases			(52.9)		(2.5)
Treasury share issuances			3.7	0.9	1.1	0.9
Equity ending balance			789.7		617.2		789.7	617.2
Noncontrolling interest, ending balance			4.9		4.9		4.9	4.9
Total equity, ending balance			794.6	629.3	622.1	253.2	794.6	622.1
Common Shares and Capital in Excess of Stated Value
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity beginning balance			448.9	442.2	425.9	420.3	442.2	420.3
Share-based compensation			12.0	7.0	10.4	6.6
Treasury share issuances			(10.5)	(0.3)	(10.1)	(1.0)
Equity ending balance			450.5	448.9	426.2	425.9	450.5	426.2
Retained Earnings
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity beginning balance			1,169.8	1,274.7	835.4	919.9	1,274.7	919.9
Adoption of new accounting pronouncements (see Note 1)						26.0
Net income (loss)			252.2	(71.4)	396.5	(79.6)
Dividends declared ($0.580, $0.580, $0.550, and $0.550 per share), March 28, 2020, December 28, 2019, March 30, 2019, and December 29, 2018, respectively			(33.0)	(33.5)	(32.7)	(30.9)
Equity ending balance			1,389.0	1,169.8	1,199.2	835.4	1,389.0	1,199.2
Treasury Shares
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity beginning balance			(903.1)	(904.3)	(937.7)	(939.6)	(904.3)	(939.6)
Treasury share purchases			(52.9)		(2.5)
Treasury share issuances			14.2	1.2	11.2	1.9
Equity ending balance			(941.9)	(903.1)	(929.0)	(937.7)	(941.9)	(929.0)
Accumulated Other Comprehensive Loss
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity beginning balance			(91.0)	(93.9)	(75.3)	(46.0)	(93.9)	(46.0)
Adoption of new accounting pronouncements (see Note 1)						(16.9)
Other comprehensive income (loss)			(16.9)	2.9	(3.9)	(12.4)
Equity ending balance			(107.9)	(91.0)	(79.2)	(75.3)	(107.9)	(79.2)
Total Equity - Controlling Interest
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity beginning balance			624.6	718.7	248.3	354.6	718.7	354.6
Adoption of new accounting pronouncements (see Note 1)						9.1
Net income (loss)			252.2	(71.4)	396.5	(79.6)
Other comprehensive income (loss)			(16.9)	2.9	(3.9)	(12.4)
Share-based compensation			12.0	7.0	10.4	6.6
Dividends declared ($0.580, $0.580, $0.550, and $0.550 per share), March 28, 2020, December 28, 2019, March 30, 2019, and December 29, 2018, respectively			(33.0)	(33.5)	(32.7)	(30.9)
Treasury share purchases			(52.9)		(2.5)
Treasury share issuances			3.7	0.9	1.1	0.9
Equity ending balance			789.7	624.6	617.2	248.3	789.7	617.2
Noncontrolling Interest
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Noncontrolling interest, beginning balance			4.7	4.5	4.9	5.0	4.5	5.0
Net income (loss)			0.2	0.1	(0.1)	(0.1)
Noncontrolling interest, ending balance			$ 4.9	$ 4.7	$ 4.9	$ 4.9	$ 4.9	$ 4.9