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Short-term and Long-term Debt - Narratve (Detail) - USD ($) |  | 12 Months Ended |
--- | --- | --- | ---
Apr. 27, 2020 | Jan. 02, 2021 | Dec. 28, 2019 | Dec. 29, 2018 | Sep. 16, 2019
Schedule Of Debt Instruments [Line Items] |  |  |  |  |
Long-term debt and notes payable maturity, 2021 |  | $ 268,500,000 |  |  |
Long-term debt and notes payable maturity, 2022 |  | 0 |  |  |
Long-term debt and notes payable maturity, 2023 |  | 0 |  |  |
Long-term debt and notes payable maturity, 2024 |  | 0 |  |  |
Long-term debt and notes payable maturity, 2025 |  | 0 |  |  |
Proceeds from sale of unsecured long-term notes |  | 489,900,000 | $ 0 | $ 395,400,000 |
Notes Payable and Commercial Paper Borrowings |  |  |  |  |
Schedule Of Debt Instruments [Line Items] |  |  |  |  |
Average notes payable and commercial paper borrowings outstanding |  | $ 68,400,000 | $ 175,000,000.0 |  |
Weighted-average interest rate |  | 2.98% | 2.87% |  |
Commercial paper borrowings |  |  |  |  |
Schedule Of Debt Instruments [Line Items] |  |  |  |  |
Average notes payable and commercial paper borrowings outstanding |  | $ 41,000,000.0 | $ 162,200,000 |  |
Weighted-average interest rate |  | 1.53% | 2.27% |  |
Commercial paper outstanding balance |  | $ 0 | $ 193,600,000 |  |
Notes Payable |  |  |  |  |
Schedule Of Debt Instruments [Line Items] |  |  |  |  |
Weighted-average interest rate |  | 8.87% | 2.23% |  |
Revolving Credit Facility |  |  |  |  |
Schedule Of Debt Instruments [Line Items] |  |  |  |  |
Average notes payable and commercial paper borrowings outstanding |  | $ 13,900,000 |  |  |
Weighted-average interest rate |  | 1.70% |  |  |
Short-term credit facility outstanding balance |  | $ 0 |  |  |
Proceeds from Lines of Credit |  |  | $ 0 |  |
3.10% unsecured notes due 2050 |  |  |  |  |
Schedule Of Debt Instruments [Line Items] |  |  |  |  |
Unsecured notes, interest rate |  | 3.10% |  |  |
3.10% unsecured notes due 2050 | Unsecured Debt |  |  |  |  |
Schedule Of Debt Instruments [Line Items] |  |  |  |  |
Debt instrument, face amount | $ 500,000,000 |  |  |  |
Unsecured notes, interest rate | 3.10% |  |  |  |
Proceeds from sale of unsecured long-term notes | $ 489,900,000 |  |  |  |
Transaction costs | $ 4,400,000 |  |  |  |
Five-year Multi-Currency Revolving Credit Facility |  |  |  |  |
Schedule Of Debt Instruments [Line Items] |  |  |  |  |
Revolving credit facility, amount available |  |  |  |  | $ 800,000,000
Revolving credit facility, outstanding amount |  | $ 0 |  |  |
Actual debt-to-capital ratio |  | 0.12 |  |  |
Actual debt-to-income ratio |  | 0.57 |  |  |
Five-year Multi-Currency Revolving Credit Facility | Maximum |  |  |  |  |
Schedule Of Debt Instruments [Line Items] |  |  |  |  |
Maximum limit of required debt-to-capital ratio |  | 0.60 |  |  |
Maximum limit of required debt-to-income ratio |  | 3.50 |  |  |
Five-year Multi-Currency Revolving Credit Facility | Maximum | Material Acquisition |  |  |  |  |
Schedule Of Debt Instruments [Line Items] |  |  |  |  |
Maximum limit of required debt-to-capital ratio |  | 0.65 |  |  |
Maximum limit of required debt-to-income ratio |  | 4.00 |  |  |

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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions 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 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: 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=120398452&loc=d3e534808-122878 Reference 3: 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(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
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- Definition Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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- Definition Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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