Debt (Detail) - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2018	Dec. 30, 2017
Debt Instrument [Line Items]
Principal amount	$ 4,522,198	$ 3,993,267
Long-term debt issuance cost	38,262	41,624
Long-term debt, current maturities	334,735	249,589
Long-term debt, excluding current maturities	$ 4,149,201	3,702,054
Revolving Loan Facility
Debt Instrument [Line Items]
Interest rate as of June 30, 2018	3.60%
Principal amount	$ 488,000	0
Term Loan A
Debt Instrument [Line Items]
Interest rate as of June 30, 2018	3.48%
Principal amount	$ 731,250	750,000
Term Loan B
Debt Instrument [Line Items]
Interest rate as of June 30, 2018	3.84%
Principal amount	$ 497,500	500,000
Australian Term A-1 Loan Facility
Debt Instrument [Line Items]
Interest rate as of June 30, 2018	3.47%
Principal amount	$ 128,860	135,826
4.875% Senior Notes
Debt Instrument [Line Items]
Interest rate as of June 30, 2018	4.875%
Principal amount	$ 900,000	900,000
4.625% Senior Notes [Member]
Debt Instrument [Line Items]
Interest rate as of June 30, 2018	4.625%
Principal amount	$ 900,000	900,000
3.50% Senior Notes
Debt Instrument [Line Items]
Interest rate as of June 30, 2018	3.50%
Principal amount	$ 584,249	599,649
European Revolving Loan Facility
Debt Instrument [Line Items]
Interest rate as of June 30, 2018	1.50%
Principal amount	$ 116,850	81,539
Accounts Receivable Securitization Facility
Debt Instrument [Line Items]
Interest rate as of June 30, 2018	2.81%
Principal amount	$ 153,386	125,209
Other International Debt
Debt Instrument [Line Items]
Principal amount	$ 22,103	$ 1,044
Debt Instrument, Interest Rate Terms	Various

Contractual interest rate for funds borrowed, under the debt agreement.

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Description of the interest rate as being fixed or variable, and, if variable, identification of the index or rate on which the interest rate is based and the number of points or percentage added to that index or rate to set the rate, and other pertinent information, such as frequency of rate resets.

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

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The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

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