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Restructuring Activities Announced June 2016 - Additional Information (Detail) $ in Millions | 3 Months Ended
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Mar. 31, 2017 USD ($)
Restructuring Cost And Reserve [Line Items] |
Restructuring and related cost, cost incurred to date | $ 7.3
Employee Severance and Benefits [Member] |
Restructuring Cost And Reserve [Line Items] |
Total restructuring charges | 11.7
Restructuring and related cost, cost incurred to date | 5.0
Facility Consolidation and Related Charges [Member] |
Restructuring Cost And Reserve [Line Items] |
Total restructuring charges | 2.3
Restructuring and related cost, cost incurred to date | $ 2.3

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- Definition Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + 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=66902209&loc=d3e3602-108585 + Details
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