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States whether the entity was in compliance with the debt covenants throughout the reporting period, and describes facts and circumstances of any compliance failure.

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

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Represents the charge against earnings during the period for commitment fees and debt issuance expenses.

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Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

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The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

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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 cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Long-Term Debt (Narrative) (Details) $ in Millions			12 Months Ended
Long-Term Debt (Narrative) (Details) $ in Millions	Nov. 24, 2014 USD ($)	Oct. 30, 2014	Jan. 01, 2016 USD ($)	Jan. 02, 2015 USD ($)	Jan. 03, 2014 USD ($)
Debt Instrument [Line Items]
Proceeds from Issuance of Debt			$ 555.0	$ 876.2	$ 407.7
Long-term Debt			729.7	735.4
Repayments of Debt			555.2	900.1	$ 567.3
Long-term Debt, Excluding Current Maturities			$ 611.4	671.0
Debt Instrument, Redemption, Prior to Sept 1, 2024 [Member] \| US Treasury Rate [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Credit facility interest margin on stated base rate			0.40%
Promissory Notes And Other [Member]
Debt Instrument [Line Items]
Long-term Debt			$ 1.2	7.5
Promissory Notes And Other [Member] \| Long-term Debt [Member]
Debt Instrument [Line Items]
Long-term Debt, Excluding Current Maturities			0.9	0.1
Uncommitted Facilities [Member]
Debt Instrument [Line Items]
Long-term Debt			118.0	57.0
Uncommitted Facilities [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Current Borrowing Capacity			$ 75.0
Credit facility interest margin on stated base rate			1.00%
Number Of Revolving Loan Facilities			2
Short-term Debt			$ 118.0	$ 57.0
Short-term Debt, Weighted Average Interest Rate			1.37%	1.15%
Senior Notes 4.75% December 2024 [Member] \| Debt Instrument, Redemption, Prior to Sept 1, 2024 [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Debt Instrument, Redemption Price, Percentage			100.00%
Senior Notes 4.75% December 2024 [Member] \| Debt Instrument, Redemption, After Sept 1, 2024 [Member]
Debt Instrument [Line Items]
Debt Instrument, Redemption Price, Percentage			100.00%
Senior Notes 4.75% December 2024 [Member] \| Change of Control Period [Member]
Debt Instrument [Line Items]
Debt Instrument, Redemption Price, Percentage			101.00%
Senior Notes 4.75% December 2024 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Notes Shelf Registration date		Oct. 30, 2014
Debt Instrument, Issuance Date	Nov. 24, 2014
Debt Instrument, Face Amount	$ 400.0
Proceeds from Issuance of Debt				$ 396.9
Discount on Notes Offering Price, Percentage				0.795%
Debt Issuance Cost				$ 3.0
Underwriting discount				2.6
Debt Instrument, Maturity Date			Dec. 01, 2024
Debt Instrument, Interest Rate, Stated Percentage			4.75%
2012 Credit Facility [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Credit facility term period, years	5 years
Line of Credit Facility, Current Borrowing Capacity	$ 700.0
2012 Credit Facility [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Credit facility term period, years	5 years
Line of Credit Facility, Current Borrowing Capacity	$ 700.0
Repayments of Debt				638.8
2014 Credit Facility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Initiation Date			Nov. 24, 2014
Credit facility term period, years	5 years
Recognition of Debt Issuance Costs				1.6
Unsecured revolving credit facility, expiration date			Nov. 24, 2019
Covenant Ratio - Minimum Interest Coverage			3.50
Covenant Ratio - Maximum Leverage			3.00
Covenant Ratio Increase upon acquisition			0.50
Debt Instrument, Covenant Compliance			The Company was in compliance with these covenants at the end of fiscal 2015.
2014 Credit Facility [Member] \| Reserve-Adjusted Fixed Per Annum Rate [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Credit facility interest margin on stated base rate			1.00%
2014 Credit Facility [Member] \| Reserve-Adjusted Fixed Per Annum Rate [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Credit facility interest margin on stated base rate			1.75%
2014 Credit Facility [Member] \| Federal Funds Effective Swap Rate [Member]
Debt Instrument [Line Items]
Credit facility interest margin on stated base rate			0.50%
2014 Credit Facility [Member] \| Reserve Adjusted One Month LIBOR [Member]
Debt Instrument [Line Items]
Credit Facility Incremental Fixed Margin Rate			1.00%
2014 Credit Facility [Member] \| Reserve Adjusted One Month LIBOR [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Credit facility interest margin on stated base rate			0.00%
2014 Credit Facility [Member] \| Reserve Adjusted One Month LIBOR [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Credit facility interest margin on stated base rate			0.75%
2014 Credit Facility [Member] \| Revolving Credit Facility [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage			0.10%
2014 Credit Facility [Member] \| Revolving Credit Facility [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage			0.30%
2014 Credit Facility [Member] \| Term Loan [Member] \| Revolving Credit Facility [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Unsecured Revolving Credit Facility Additional Borrowing Capacity			$ 500.0
2014 Credit Facility [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term Debt			$ 216.0	$ 277.0
Long-term Debt, Weighted Average Interest Rate			1.46%	1.42%
2014 Credit Facility [Member] \| Unsecured Debt [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Current Borrowing Capacity			$ 1,000.0
Proceeds from Lines of Credit				$ 307.0
Term Loan [Member] \| Nonoperating Income (Expense) [Member] \| 2012 Credit Facility [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Write off of unamortized debt issuance costs				$ 2.7