Changes in Carrying Value of Goodwill (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Goodwill [Line Items]
Balance	$ 618,305	$ 468,413
Cumulative translation adjustment	2,917	1,572
Balance	860,362	618,305
C Technologies
Goodwill [Line Items]
Goodwill arising from Acquisition		12,585
Spectrum Inc.
Goodwill [Line Items]
Goodwill arising from Acquisition		293
NMS
Goodwill [Line Items]
Measurement period adjustments	(71)
Goodwill arising from Acquisition		6,784
Balance	6,713
ARTeSYN
Goodwill [Line Items]
Measurement period adjustments	(60)
Goodwill arising from Acquisition		$ 128,658
Balance	128,598
Polymem S.A.
Goodwill [Line Items]
Goodwill arising from Acquisition	35,680
Balance	35,680
Avitide Inc.
Goodwill [Line Items]
Goodwill arising from Acquisition	199,245
Balance	199,245
NMT
Goodwill [Line Items]
Goodwill arising from Acquisition	$ 10,180

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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