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Short-term and Long-term Debt - Summary (Detail) - USD ($) $ in Millions | Sep. 28, 2019 | Dec. 29, 2018
--- | --- | ---
Schedule Of Debt Instruments [Line Items] |  |
Other debt | $ 229.8 | $ 182.3
Long-term debt including current maturities | 1,179.8 | 1,132.3
Less: notes payable |  |
Commercial paper borrowings | (218.8) | (177.1)
Other notes | (13.5) | (9.2)
Notes payable and current maturities of long-term debt | (232.3) | (186.3)
Total long-term debt | $ 947.5 | 946.0
6.125% unsecured notes due 2021 |  |
Schedule Of Debt Instruments [Line Items] |  |
Unsecured notes, interest rate | 6.125% |
Noncurrent unsecured notes | $ 250.0 | 250.0
3.25% unsecured notes due 2027 |  |
Schedule Of Debt Instruments [Line Items] |  |
Unsecured notes, interest rate | 3.25% |
Noncurrent unsecured notes | $ 300.0 | 300.0
4.10% unsecured notes due 2048 |  |
Schedule Of Debt Instruments [Line Items] |  |
Unsecured notes, interest rate | 4.10% |
Noncurrent unsecured notes | $ 400.0 | $ 400.0

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