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Restructuring and Integration - Summary of Restructuring and Integration Charges and Reserve Activity (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Restructuring Cost and Reserve [Line Items] |  |
Severance and other employee costs | $ 728 | $ 11
Other | 27 |
Total | 755 | 11
Reserve beginning balance | 1,099 |
Charges | 755 |
Non-cash Adjustments | (31) |
Cash Reductions | (678) |
Reserve ending balance | 1,145 |
Severance and Other Employee Costs [Member] |  |
Restructuring Cost and Reserve [Line Items] |  |
Charges | 728 |
Cash Reductions | (95) |
Reserve ending balance | 633 |
Site Closure and Other Associated Costs [Member] |  |
Restructuring Cost and Reserve [Line Items] |  |
Reserve beginning balance | 1,099 |
Charges | 27 |
Non-cash Adjustments | (31) |
Cash Reductions | (583) |
Reserve ending balance | 512 |
Mobile Solutions [Member] |  |
Restructuring Cost and Reserve [Line Items] |  |
Severance and other employee costs |  | 11
Other | 27 |
Total | 27 | $ 11
Corporate and Consolidations [Member] |  |
Restructuring Cost and Reserve [Line Items] |  |
Severance and other employee costs | 728 |
Total | $ 728 |

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- Definition Amount of other expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses associated with 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=98514028&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 + Details
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