Debt (Schedule of Borrowings) (Details) - USD ($) $ in Millions	Jan. 02, 2016	Jan. 03, 2015
Debt Instrument [Line Items]
Capital lease obligations	$ 0.6	$ 0.6
Unamortized debt issuance costs	(10.2)	(13.2)
Total debt	809.8	887.6
Term Loan A [Member] \| July Thirteenth Two Thousand Twenty [Member]
Debt Instrument [Line Items]
Long-term debt	444.4	525.2
Public Bonds [Member] \| October Fifteen Two Thousand Twenty [Member]
Debt Instrument [Line Items]
Long-term debt	$ 375.0	$ 375.0

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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Amount, after accumulated amortization, of debt issuance costs classified as noncurrent. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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