Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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Period Type:	duration

Restructuring and Integration - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 0	$ (12)	$ 689
Severance and other costs			626
Site closure and other associated costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges		(12)	63
Operating Segments \| Mobile Solutions
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ (12)	63
Severance and other costs			0
Operating Segments \| Mobile Solutions \| Site closure and other associated costs
Restructuring Cost and Reserve [Line Items]
Severance and other costs			$ 600