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Pension and Other Postretirement Plans (Multi-Employer Plans) - Additional Information (Detail) - Multiemployer Plans, Pension - IAM National Pension Plan $ in Millions | 12 Months Ended
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Dec. 31, 2016 USD ($)
Multiemployer Plans [Line Items] |
Multi-employer plan contributions | $ 414
Minimum |
Multiemployer Plans [Line Items] |
Percent of company's contribution to plan | 5.00%

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- Definition Multiemployer Pension Employer Percentage + References No definition available. + 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 Amount of contributions made to multiemployer plan by all employers who participate in plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 7 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450678-114947 + Details
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- Details
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- Details
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- Details
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