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Acquisitions and Divestitures - Additional Information (Detail) - USD ($) $ in Thousands			3 Months Ended	9 Months Ended
	Apr. 01, 2019	Feb. 01, 2019	Sep. 30, 2019	Sep. 30, 2019
Business Acquisition [Line Items]
Pre-tax gain (loss) on sale of business				$ 4,970
Asset impairment charges			$ 837	21,206
GPT
Business Acquisition [Line Items]
Asset impairment charges			837	16,720
Impairment on assets held for sale			$ 0	4,486
CSZ-IC
Business Acquisition [Line Items]
Total cash proceeds		$ 47,500
Escrow deposit		$ 2,500
Pre-tax gain (loss) on sale of business				$ 4,970
Stihler Electronic GmbH
Business Acquisition [Line Items]
Net assets acquired	$ 15,476
Business combination future contingent consideration milestone payment	$ 653