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

3 Months Ended

Mar. 30, 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

	March 30, 2019						December 29, 2018
					Remaining
					Weighted
	Gross				Average		Gross
	Carrying		Accum.		Amort.		Carrying		Accum.
	Amount		Amort.		Period (years)		Amount		Amort.
Developed technology	$	212,238	$	27,975		7.2	$	214,266	$	21,197
Customer relationships		72,575		9,198		9.9		73,104		7,378
Trade names		22,569		2,317		10.3		22,701		1,807
Backlog		6,342		5,433		0.3		6,372		4,696
Favorable leases		-		-		5.1		1,100		62
Covenant not-to-compete		318		72		7.8		314		63
Total intangible assets	$	314,042	$	44,995			$	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
Impact of currency exchange		(1,827	)		(1,030	)		(2,857	)
Balance, March 30, 2019	$	218,981		$	20,289		$	239,270

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		2,109
Intangible assets		321,160
Goodwill		179,263
Total assets acquired		919,251
Liabilities assumed		(124,821	)
Net assets acquired	$	794,430