Note 2 - Business Acquisitions, Goodwill and Purchased Intangible Assets (Tables)

6 Months Ended

Jun. 29, 2019

Notes Tables

Schedule of Finite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]

	Estimated Fair Value		Weighted Average Useful Life (years)
Developed technology	$	194,600	7.8
Customer relationships		65,890	10.6
In-process technology		36,360	indefinite
Product backlog		6,410	0.8
Trade names		16,800	11.0
Favorable leases		1,100	5.5
Total intangible assets	$	321,160

	June 29, 2019					December 29, 2018
					Remaining
					Weighted
	Gross				Average	Gross
	Carrying		Accum.		Amort.	Carrying		Accum.
	Amount		Amort.		Period (years)	Amount		Amort.
Developed technology	$	216,620	$	35,347	6.9	$	214,266	$	21,197
Customer relationships		73,226		11,202	9.7		73,104		7,378
Trade names		22,775		2,872	10.0		22,701		1,807
Backlog		6,371		6,142	0.1		6,372		4,696
Favorable leases		-		-	4.9		1,100		62
Covenant not-to-compete		327		82	7.5		314		63
Total intangible assets	$	319,319	$	55,645		$	317,857	$	35,203

Schedule of Goodwill [Table Text Block]

	Semiconductor Test
	& Inspection (1)			PCB Test			Total
Balance, December 30, 2017	$	65,613		$	-		$	65,613
Additions, net		157,661			21,602			179,263
Impact of currency exchange		(2,466	)		(283	)		(2,749	)
Balance, December 29, 2018		220,808			21,319			242,127
Adjustments (2)		1,681			(983	)		698
Impact of currency exchange		(1,377	)		18			(1,359	)
Balance, June 29, 2019	$	221,112		$	20,354		$	241,466

Xcerra [Member]

Notes Tables

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

Current assets, including cash received	$	375,990
Property, plant and equipment		40,729
Other assets *		1,051
Intangible assets		321,160
Goodwill *		179,961
Total assets acquired		918,891
Liabilities assumed *		(124,461	)
Net assets acquired	$	794,430