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Short-term and Long-term Debt - Short-term and Long-term Debt (Detail) - USD ($) $ in Millions | Dec. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Schedule Of Debt Instruments [Line Items] |  |
Other debt | $ 186.8 | $ 160.2
Unsecured notes | 250.0 | 150.0
Long-term debt including current maturities | 1,186.8 | 1,010.2
Less: notes payable and current maturities of long-term debt: |  |
Current maturities of long-term debt | (250.0) | (150.0)
Commercial paper borrowings | (151.0) | (130.0)
Other notes | (32.2) | (21.4)
Notes payable and current maturities of long-term debt | (433.2) | (301.4)
Total long-term debt | 753.6 | 708.8
Long-term debt including current maturities | 1,186.8 | 1,010.2
5.50% Unsecured Notes Due 2017 [Member] |  |
Schedule Of Debt Instruments [Line Items] |  |
Unsecured notes |  | 150.0
Less: notes payable and current maturities of long-term debt: |  |
Current maturities of long-term debt |  | (150.0)
4.25% Unsecured Notes Due 2018 [Member] |  |
Schedule Of Debt Instruments [Line Items] |  |
Unsecured notes | 250.0 | 250.0
6.70% Unsecured Notes Due 2019 [Member] |  |
Schedule Of Debt Instruments [Line Items] |  |
Unsecured notes | 200.0 | 200.0
6.125% Unsecured Notes Due 2021 [Member] |  |
Schedule Of Debt Instruments [Line Items] |  |
Unsecured notes | 250.0 | $ 250.0
3.25% Unsecured Notes Due 2027 [Member] |  |
Schedule Of Debt Instruments [Line Items] |  |
Unsecured notes | $ 300.0 |

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- Definition Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(19)(a)(3)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -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=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(13)(2)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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