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Benefit Plans (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 01, 2018 | Jul. 02, 2017 | Jul. 01, 2018 | Jul. 02, 2017
Benefit Plans [Abstract] |  |  |  |
Maximum percentage of total benefit obligation for international pension plans | 25.00% |  | 25.00% |
Pension Benefits [Member] |  |  |  |
Components of net periodic benefit cost [Abstract] |  |  |  |
Service cost | $ 2.0 | $ 2.1 | $ 3.9 | $ 4.1
Interest cost | 3.0 | 3.1 | 6.1 | 6.2
Expected return on plan assets | (4.8) | (4.6) | (9.6) | (9.1)
Amortization [Abstract] |  |  |  |
Prior service cost | 0.1 | 0.6 | 0.2 | 1.2
Recognized net actuarial (gain) loss | 2.7 | 2.1 | 5.5 | 4.2
Net periodic benefit cost | 3.0 | 3.3 | 6.1 | 6.6
Employer Contributions [Abstract] |  |  |  |
Expected company contribution to its benefit plans | 20.0 |  | 20.0 |
Company contribution to benefit plans |  |  | 12.2 |
Other Benefits [Member] |  |  |  |
Components of net periodic benefit cost [Abstract] |  |  |  |
Service cost | 0.1 | 0.1 | 0.1 | 0.2
Interest cost | 0.0 | 0.1 | 0.1 | 0.1
Amortization [Abstract] |  |  |  |
Prior service cost | (0.2) | (0.8) | (0.4) | (1.5)
Recognized net actuarial (gain) loss | (0.2) | (0.1) | (0.4) | (0.2)
Net periodic benefit cost | (0.3) | $ (0.7) | (0.6) | $ (1.4)
Employer Contributions [Abstract] |  |  |  |
Expected company contribution to its benefit plans | $ 0.5 |  | 0.5 |
Company contribution to benefit plans |  |  | $ 0.1 |

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- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h)(4) -URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=112275985&loc=d3e4179-114921 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e2709-114920 + Details
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