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Goodwill and Acquired Intangible Assets (Tables)

6 Months Ended

Jul. 04, 2021

Changes in Carrying Amount of Goodwill by Segment

The changes in the carrying amount of goodwill by reportable segments for the six months ended July 4, 2021, were as follows:

		Industrial Automation				System Test				Wireless Test				Semiconductor Test				Total
		(in thousands)
Balance at December 31, 2020
Goodwill		$	433,752			$	158,699			$	361,819			$	262,155			$	1,216,425
Accumulated impairment losses			—				(148,183	)			(353,843	)			(260,540	)			(762,566	)
			433,752				10,516				7,976				1,615				453,859
Foreign currency translation adjustment			(12,191	)			—				—				(71	)			(12,262	)
Balance at July 4, 2021
Goodwill			421,561				158,699				361,819				262,084				1,204,163
Accumulated impairment losses			—				(148,183	)			(353,843	)			(260,540	)			(762,566	)
		$	421,561			$	10,516			$	7,976			$	1,544			$	441,597

Schedule of Estimated Intangible Assets Amortization Expense

Estimated intangible asset amortization expense for each of the five succeeding fiscal years is as follows:

Year		Amortization Expense
		(in thousands)
2021(remainder)		$	10,636
2022			20,570
2023			20,084
2024			19,776
2025			11,756
Thereafter			5,299

Wireless Test

Schedule of Amortizable Intangible Assets

Amortizable intangible assets consist of the following and are included in intangible assets, net on the balance sheet:

		Gross Carrying Amount				Accumulated Amortization				Foreign Currency Translation Adjustment				Net Carrying Amount
Balance at July 4, 2021			(in thousands)
Developed technology		$	272,547			$	(216,820	)		$	(2,779	)		$	52,948
Customer relationships			57,739				(47,780	)			191				10,150
Tradenames and trademarks			70,120				(45,187	)			90				25,023
Total intangible assets		$	400,406			$	(309,787	)		$	(2,498	)		$	88,121
Balance at December 31, 2020
Developed technology		$	272,547			$	(210,479	)		$	(1,610	)		$	60,458
Customer relationships			66,239				(54,524	)			305				12,020
Tradenames and trademarks			70,120				(42,344	)			685				28,461
Total intangible assets		$	408,906			$	(307,347	)		$	(620	)		$	100,939

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- Definition

Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment.

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