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Debt (Schedule of Borrowings) (Details) - USD ($) $ in Millions | Sep. 26, 2020 | Dec. 28, 2019 | Sep. 28, 2019
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Borrowings under revolving credit agreements | $ 0.0 | $ 360.0 | $ 493.3
Debt Issuance Costs, Noncurrent, Net | (8.4) | (4.1) | (4.3)
Total debt | 876.6 | 798.4 | 934.0
Term Loan A [Member] | December Sixth Two Thousand Twenty Three [Domain] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | 185.0 | 192.5 | 195.0
Term Loan A [Member] | May Fourth Two Thousand Twenty One [Domain] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | 150.0 | 0.0 | 0.0
Senior Notes [Member] | September First Two Thousand Twenty Six [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | 250.0 | 250.0 | 250.0
Senior Notes [Member] | May Fifteenth Two Thousand Twenty Five [Domain] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | $ 300.0 | $ 0.0 | $ 0.0

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- Definition Amount, after accumulated amortization, of debt issuance costs classified as noncurrent. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28555-108399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(13)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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