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

9 Months Ended

Sep. 30, 2023

Notes Tables

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

Current assets, including cash received	$	9,505
Property, plant and equipment		197
Other assets		356
Intangible assets		12,000
Goodwill		8,755
Total assets acquired		30,813
Liabilities assumed		(4,024	)
Net assets acquired	$	26,789

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	$	7,500		7.0
Customer relationships		4,000		10.0
Product backlog		500		0.5
Total intangible assets	$	12,000

Schedule of Goodwill [Table Text Block]

	Goodwill
Balance, December 25, 2021	$	219,791
Impact of currency exchange		(6,252	)
Balance, December 31, 2022		213,539
Additions		8,755
Impact of currency exchange		(1,610	)
Balance, September 30, 2023	$	220,684

Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Table Text Block]

	September 30, 2023						December 31, 2022
					Remaining
					Weighted
	Gross				Average		Gross
	Carrying		Accum.		Amort.		Carrying		Accum.
	Amount		Amort.		Period (Years)		Amount		Amort.
Developed technology	$	209,377	$	127,332		3.5	$	224,253	$	128,938
Customer relationships		59,959		26,721		6.3		64,632		31,015
Trade names		20,061		10,412		5.7		20,461		9,397
Covenant not-to-compete		235		159		3.3		269		161
Total intangible assets	$	289,632	$	164,624			$	309,615	$	169,511