Restructuring and Integration - Summary of Restructuring and Integration Charges and Reserve Activity (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Restructuring Cost and Reserve [Line Items]
Severance and other costs	$ 2,064	$ 17	$ 1,687
Site closure and other associated costs	63	369	3,971
Restructuring Reserve [Roll Forward]
Reserve beginning balance	1,099	2,625	2,732
Charges	2,127	386	5,658
Non-cash Adjustments	(56)	(164)	(2,420)
Cash Reductions	(2,024)	(1,748)	(3,345)
Reserve ending balance	1,146	1,099	2,625
Severance and Other Employee Costs
Restructuring Reserve [Roll Forward]
Reserve beginning balance	0	1,000	887
Charges	2,064	17	1,687
Non-cash Adjustments	0	(164)	(278)
Cash Reductions	(942)	(853)	(1,296)
Reserve ending balance	1,122	0	1,000
Site Closure Costs
Restructuring Reserve [Roll Forward]
Reserve beginning balance	1,099	1,625	1,845
Charges	63	369	3,971
Non-cash Adjustments	(56)	0	(2,142)
Cash Reductions	(1,082)	(895)	(2,049)
Reserve ending balance	24	1,099	1,625
Operating Segments | Mobile Solutions
Restructuring Cost and Reserve [Line Items]
Severance and other costs	0	17	851
Site closure and other associated costs	63	369	3,488
Restructuring Reserve [Roll Forward]
Charges	63	386	4,339
Operating Segments | Mobile Solutions | Severance and Other Employee Costs
Restructuring Reserve [Roll Forward]
Charges			800
Operating Segments | Mobile Solutions | Site Closure Costs
Restructuring Reserve [Roll Forward]
Charges			3,500
Operating Segments | Power Solutions
Restructuring Cost and Reserve [Line Items]
Severance and other costs	0	0	455
Site closure and other associated costs	0	0	263
Restructuring Reserve [Roll Forward]
Charges	0	0	718
Operating Segments | Life Sciences
Restructuring Cost and Reserve [Line Items]
Severance and other costs	1,336	0	381
Site closure and other associated costs	0	0	220
Restructuring Reserve [Roll Forward]
Charges	1,336	0	601
Corporate And Eliminations
Restructuring Cost and Reserve [Line Items]
Severance and other costs	728	0	0
Site closure and other associated costs	0	0	0
Restructuring Reserve [Roll Forward]
Charges	$ 728	$ 0	$ 0