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Debt (Schedule Of Debt) (Detail) - USD ($) $ in Millions | Sep. 27, 2019 | Dec. 28, 2018
--- | --- | ---
Debt Instrument [Line Items] |  |
Total debt | $ 1,750.3 | $ 1,968.5
Unamortized discount and issuance costs | (11.3) | (13.4)
Less: Short-term debt | 236.3 | 256.2
Long-term debt | $ 1,514.0 | 1,712.3
Uncommitted Facilities, floating rate |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Interest Rate, Effective Percentage | 1.93% |
Total debt | $ 236.3 | 255.9
Promissory Notes And Other Debt |  |
Debt Instrument [Line Items] |  |
Promissory Notes and Other Debt, Current and Noncurrent | $ 0.3 | 1.0
2023 Senior Notes, 4.15%, due June 2023 | Senior Notes |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Interest Rate, Effective Percentage | 4.36% |
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate | 4.15% |
Debt Instrument, Principal | $ 300.0 | 300.0
2028 Senior Notes, 4.9%, due June 2028 | Senior Notes |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Interest Rate, Effective Percentage | 5.04% |
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate | 4.90% |
Debt Instrument, Principal | $ 600.0 | 600.0
2024 Senior Notes, 4.75%, due December 2024 | Senior Notes |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Interest Rate, Effective Percentage | 4.95% |
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate | 4.75% |
Debt Instrument, Principal | $ 400.0 | 400.0
Term Loan [Member] | Term Loan, due May 2021 | Revolving Credit Facility |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Interest Rate, Effective Percentage | 3.54% |
Total debt | $ 225.0 | $ 425.0

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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 Reference 3: 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(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: 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(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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