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Contingencies - Summary of Cumulative Trauma Product Liability Claims Activity (Detail) - LegalMatter | 12 Months Ended
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Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Loss Contingency, Quantities [Roll Forward] |  |  |
Open lawsuits/Pending claims, December 31 | 1,794 |  |
Lawsuits |  |  |
Loss Contingency, Quantities [Roll Forward] |  |  |
Open lawsuits/Pending claims, January 1 | 1,988 | 2,326 | 2,840
New lawsuits/claims | 379 | 340 | 542
Settled and dismissed lawsuits/claims | (573) | (678) | (1,056)
Open lawsuits/Pending claims, December 31 | 1,794 | 1,988 | 2,326
Pending claims |  |  |
Loss Contingency, Quantities [Roll Forward] |  |  |
Open lawsuits/Pending claims, January 1 | 3,779 | 5,539 | 8,941
New lawsuits/claims | 843 | 465 | 542
Settled and dismissed lawsuits/claims | (1,599) | (2,225) | (3,944)
Open lawsuits/Pending claims, December 31 | 3,023 | 3,779 | 5,539

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- Definition The number of claims settled and dismissed during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14435-108349 + Details
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- Definition The total number of new claims filed pertaining to a loss contingency during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14435-108349 + Details
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