Long-Term Debt (Details) (USD $)	Dec. 28, 2014	Dec. 29, 2013	Nov. 30, 2013
Debt Instrument [Line Items]
Long-term debt	$ 694,700,000us-gaap_DebtInstrumentCarryingAmount	$ 540,200,000us-gaap_DebtInstrumentCarryingAmount
Less: current portion of long-term debt	(84,900,000)us-gaap_LongTermDebtCurrent	(2,100,000)us-gaap_LongTermDebtCurrent
Total long-term debt	609,800,000us-gaap_LongTermDebt	538,100,000us-gaap_LongTermDebt
$750.0 million revolving credit facility, weighted average rate of 1.24% at December 28, 2014, and 1.26% at December 29, 2013
Debt Instrument [Line Items]
Long-term debt	105,000,000	74,200,000
Weighted average interest rate	1.24%	1.26%
4.04% Senior Notes due September 2015
Debt Instrument [Line Items]
Long-term debt	75,000,000	75,000,000
Interest rate	4.04%	4.04%
4.74% Senior Notes due September 2017
Debt Instrument [Line Items]
Long-term debt	100,000,000	100,000,000
Interest rate	4.74%	4.74%
2.61% Senior Notes due December 2019
Debt Instrument [Line Items]
Long-term debt	30,000,000	0
Interest rate	2.61%	2.61%
5.30% Senior Notes due September 2020
Debt Instrument [Line Items]
Long-term debt	75,000,000	75,000,000
Interest rate	5.30%	5.30%
3.09% Senior Notes due December 2021
Debt Instrument [Line Items]
Long-term debt	95,000,000	0
Interest rate	3.09%	3.09%
Term Loans due through March 2019, weighted average rate of 1.28% at December 28, 2014, and 1.29% at December 29, 2013
Debt Instrument [Line Items]
Long-term debt	200,000,000	200,000,000
Total long-term debt	200,000,000.0		200,000,000.0
Interest rate	1.28%	1.29%
Other debt at various rates due through 2031
Debt Instrument [Line Items]
Long-term debt	$ 14,700,000	$ 16,000,000

Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

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Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of long-term debt, after unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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