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Restructuring and Integration - Summary of Restructuring and Integration Charges and Reserve Activity (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017
Restructuring Cost and Reserve [Line Items] |  |  |  |
Severance and other employee costs | $ 1,596 | $ 6 | $ 2,324 | $ 17
Other | (5) |  | 22 |
Restructuring Reserve [Roll Forward] |  |  |  |
Reserve beginning balance |  |  | 1,099 |
Charges | 1,591 | 6 | 2,346 | 17
Non-cash Adjustments |  |  | (61) |
Cash Reductions |  |  | (992) |
Reserve ending balance | 2,392 |  | 2,392 |
Severance and Other Employee Costs [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Reserve beginning balance |  |  | 0 |
Charges |  |  | 2,324 |
Non-cash Adjustments |  |  | 0 |
Cash Reductions |  |  | (252) |
Reserve ending balance | 2,072 |  | 2,072 |
Site Closure and Other Associated Costs [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Reserve beginning balance |  |  | 1,099 |
Charges |  |  | 22 |
Non-cash Adjustments |  |  | (61) |
Cash Reductions |  |  | (740) |
Reserve ending balance | 320 |  | 320 |
Operating Segments [Member] | Life Sciences [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Severance and other employee costs | 1,596 | 0 | 1,596 | 0
Other | 0 |  | 0 |
Restructuring Reserve [Roll Forward] |  |  |  |
Charges | 1,596 | 0 | 1,596 | 0
Operating Segments [Member] | Mobile Solutions [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Severance and other employee costs | 0 | 6 | 0 | 17
Other | (5) |  | 22 |
Restructuring Reserve [Roll Forward] |  |  |  |
Charges | (5) | 6 | 22 | 17
Operating Segments [Member] | Power Solutions [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Severance and other employee costs | 0 | 0 | 0 | 0
Other | 0 |  | 0 |
Restructuring Reserve [Roll Forward] |  |  |  |
Charges | 0 | 0 | 0 | 0
Corporate and Eliminations [Member] | Corporate and Consolidations [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Severance and other employee costs | 0 | 0 | 728 | 0
Other | 0 |  | 0 |
Restructuring Reserve [Roll Forward] |  |  |  |
Charges | $ 0 | $ 0 | $ 728 | $ 0

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