CAPITAL STOCK - Additional Information, Other Equity Arrangements (Detail) - USD ($) $ / shares in Units, $ in Millions			1 Months Ended	3 Months Ended			12 Months Ended
	Jan. 02, 2021	May 11, 2017	Nov. 30, 2019	Jan. 02, 2021	Sep. 29, 2018	Jun. 30, 2018	Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018	May 15, 2020	Nov. 13, 2019	Nov. 07, 2019	May 31, 2017	May 17, 2017
Option Indexed to Issuer's Equity [Line Items]
Derivative, forward interest rate	5.375%			5.375%			5.375%
Option indexed to issuer's equity, strike price	$ 191.32		$ 191.34	$ 191.34
Purchase of common stock for treasury					$ 300.0	$ 200.0	$ 26.2	$ 27.5	$ 527.1
Option indexed to issuer's equity, number of call options purchased							3,900,000
Purchase of call options				$ (19.2)		$ (25.1)	$ 19.2	$ 19.2	$ 57.3
Number of net-share settled options exercised (in shares)							1,419,699
Preferred stock, liquidation preference per share	1,000			$ 1,000	$ 1,000	$ 1,000	$ 1,000			$ 1,000
Preferred stock conversion rate number of common stock shares	$ 5.2269	$ 6.1627	$ 5.2263	$ 5.2263			$ 6.7504
Equity unit proceeds	$ 735.0			$ 735.0		$ 726.0	$ 735.0
Treasury stock, shares, acquired					2,086,792	1,399,732
Equity units conversion rate number of common stock shares	0.6272			0.6272
Equity units issued	7,500,000			7,500,000		7,500,000	7,500,000						7,500,000
Equity Unit	$ 750.0			$ 750.0		$ 750.0	$ 750.0						$ 750.0
Shares issued, price per share (in USD per share)	$ 159.43			$ 159.43		$ 100	$ 159.43				$ 100	$ 159.45
Forward contract indexed to issuer's equity, forward rate per share				$ 100		$ 100
Forward contract indexed to issuer's equity, shares				4,700,000
Preferred stock, shares issued	1,500,000			1,500,000		750,000	1,500,000	1,500,000					750,000
Preferred stock, liquidation preference, value	$ 750.0			$ 750.0		$ 750.0	$ 750.0
Accretion expense							$ 1.3
Forward contract indexed to issuer's equity, settlement alternatives, cash, at fair value											$ 114.2			$ 117.1
Maximum
Option Indexed to Issuer's Equity [Line Items]
Option indexed to issuer's equity, strike price	$ 207.26			$ 207.29
Minimum
Option Indexed to Issuer's Equity [Line Items]
Option indexed to issuer's equity, strike price	$ 191.32			$ 191.34
Call Option
Option Indexed to Issuer's Equity [Line Items]
Call option, average price							$ 4.90
2022 Purchase Contract
Option Indexed to Issuer's Equity [Line Items]
Forward contract indexed to issuer's equity, forward rate per share							$ 100
Cash settlement on forward stock purchase contract				$ 750.0
Series D Preferred Stock
Option Indexed to Issuer's Equity [Line Items]
Equity units issued	7,500,000			7,500,000			7,500,000
Equity Unit	$ 750.0			$ 750.0			$ 750.0
Preferred stock, shares issued	750,000			750,000			750,000
2019 Equity Units [Domain]
Option Indexed to Issuer's Equity [Line Items]
Derivative, forward interest rate	5.25%			5.25%			5.25%
Accretion expense							$ 1.3
Forward contract indexed to issuer's equity, settlement alternatives, cash, at fair value	$ 76.3			$ 76.3			$ 76.3
2019 Equity Units [Domain] | Maximum
Option Indexed to Issuer's Equity [Line Items]
Option indexed to issuer's equity, strike price							$ 207.26
2019 Capped Call [Domain]
Option Indexed to Issuer's Equity [Line Items]
Purchase of call options							$ 22.3