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Pension Plans - Additional Information (Detail) $ in Millions | 3 Months Ended
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Apr. 01, 2017 USD ($)
Domestic Pension Plans [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Expected future employer contributions | $ 2.3
Cash contributions made | 15.3
Discretionary contribution | 15.0
Required contribution | 0.3
Foreign Pension Plans [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Expected future employer contributions | $ 7.1

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