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Pension and Other Postretirement Benefit Plans - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 26, 2015 | Sep. 27, 2014 | Sep. 26, 2015 | Sep. 27, 2014
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Employer's contribution towards defined contribution retirement program |  |  | $ 14.8 |
Estimated employer contribution towards defined contribution retirement program in 2015 | $ 19.0 |  | 19.0 |
Pension plans, defined benefit |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Employer's contribution towards defined benefit plan |  |  | 16.3 |
Estimated employer's contribution towards defined benefit plan in 2015 |  |  | 20.0 |
Foreign pension |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Pension benefit plan curtailment gains (losses) | $ 0.0 | $ 0.0 | $ (7.7) | $ 0.0

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- Definition Contributions, both employer matching and employer discretionary, to the defined contribution retirement program. + References No definition available. + Details
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- Definition Estimated employer contribution towards defined contribution retirement program. + References No definition available. + Details
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- Definition The increase in the fair value of plan assets from contributions made by the employer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition The amount of net gain (loss) recognized in net periodic benefit cost as a result of an event that significantly reduces the expected years of future service of present employees or eliminates for a significant number of employees the accrual of defined benefits for some or all of their future services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Plan Curtailment -URI http://asc.fasb.org/extlink&oid=6520938 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h)(7) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 30 -Section 15 -Paragraph 6 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=7577095&loc=d3e8001-114927 + Details
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- Definition Amount of employer's best estimate of contributions expected to be paid to the plan during the next fiscal year beginning after the date of the latest statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 + Details
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