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Property, Plant and Equipment - Additional Information (Detail) $ in Millions | 12 Months Ended
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Dec. 31, 2015 USD ($) Business | Dec. 31, 2014 USD ($) Business | Dec. 31, 2013 USD ($)
Property, Plant and Equipment [Abstract] |  |  |
Property, plant and equipment acquired | $ 59.1 | $ 168.5 |
Number of businesses acquired | Business | 2 | 4 |
Depreciation expense | $ 31.5 | $ 20.8 | $ 17.0

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- Definition The amount of property, plant, and equipment recognized as of the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=35744172&loc=d3e2207-128464 + Details
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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 + Details
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- Definition The number of businesses acquired by the entity during the period. + References No definition available. + Details
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- References No definition available. + Details
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