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Short-term and Long-term Debt - Summary (Detail) - USD ($) $ in Millions | Jul. 03, 2021 | Jan. 02, 2021
--- | --- | ---
Schedule Of Debt Instruments [Line Items] |  |
Long term debt | $ 1,450.6 | $ 1,450.6
Less: notes payable and current maturities of long-term debt |  |
Current maturities of long-term debt | (250.0) | (250.0)
Total current debt | (268.1) | (268.5)
Long-term debt | 1,182.5 | 1,182.1
Other notes |  |
Less: notes payable and current maturities of long-term debt |  |
Short-term debt | (18.1) | (18.5)
Other Debt |  |
Schedule Of Debt Instruments [Line Items] |  |
Long term debt | $ 0.6 | 0.6
6.125% unsecured notes due 2021 |  |
Schedule Of Debt Instruments [Line Items] |  |
Unsecured notes, interest rate | 6.125% |
6.125% unsecured notes due 2021 | Unsecured Debt |  |
Schedule Of Debt Instruments [Line Items] |  |
Unsecured notes, interest rate | 6.125% |
Long term debt | $ 250.0 | 250.0
3.25% unsecured notes due 2027 | Unsecured Debt |  |
Schedule Of Debt Instruments [Line Items] |  |
Unsecured notes, interest rate | 3.25% |
Long term debt | $ 300.0 | 300.0
4.10% unsecured notes due 2048 | Unsecured Debt |  |
Schedule Of Debt Instruments [Line Items] |  |
Unsecured notes, interest rate | 4.10% |
Long term debt | $ 400.0 | 400.0
3.10% unsecured notes due 2050 | Unsecured Debt |  |
Schedule Of Debt Instruments [Line Items] |  |
Unsecured notes, interest rate | 3.10% |
Long term debt | $ 500.0 | $ 500.0

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