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Summary of Financial Instruments Carrying and Fair Values (Detail) - USD ($) $ in Millions	9 Months Ended
	Sep. 28, 2019	Feb. 01, 2032	Dec. 29, 2018
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Document Period End Date	Sep. 28, 2019
Investments, Fair Value Disclosure	$ 6.8		$ 7.7
Long-term debt, including current maturities	3,911.9		3,822.3
Long-term Debt, Fair Value	4,376.5		3,905.4
Business Combination, Contingent Consideration, Liability, Noncurrent	190.2		169.2
Carrying Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Investments, Fair Value Disclosure	6.4		7.6
Long-term debt, including current maturities	$ 3,911.9		$ 3,822.3
Forecast [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Business Combination, Contingent Consideration, Liability, Noncurrent		$ 134.5
Forecast [Member] | Minimum [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Business Combination, Contingent Consideration Percent of Sales, Liability, Noncurrent		2.50%
Forecast [Member] | Maximum [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Business Combination, Contingent Consideration Percent of Sales, Liability, Noncurrent		3.50%

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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