Note 4 - Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 30, 2017

Notes Tables

Schedule of Goodwill [Table Text Block]

(in thousands)	Electronics			Automotive			Industrial			Total
As of January 2, 2016	$	58,246		$	80,262		$	51,259		$	189,767
Additions (a)		162,172			70,762			—			232,934
Impairments ( b )		—			—			(8,794	)		(8,794	)
A djustments ( c )		(4,653	)		(6,439	)		729			(10,363	)
As of December 31, 2016	$	215,765		$	144,585		$	43,194		$	403,544
Additions ( d )		36,716			—			—			36,716
Adjustments ( e )		26,478			(8,756	)		(4,568	)		13,154
As of December 30, 2017	$	278,959		$	135,829		$	38,626		$	453,414

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

	As of December 30, 2017
(in thousands)	Weighted Average Useful Life	Gross Carrying Value		Accumulated Amortization		Net Book Value
Patents, licenses and software	11.4	$	141,520	$	59,609	$	81,911
Distribution network	12.1		46,233		33,361		12,872
Customer relationships, trademarks and tradenames	15.6		162,679		53,612		109,067
Total		$	350,432	$	146,582	$	203,850

	As of December 31, 2016
(in thousands)	Weighted Average Useful Life	Gross Carrying Value		Accumulated Amortization		Net Book Value
Patents, licenses and software	11.4	$	131,611	$	48,004	$	83,607
Distribution network	12.1		49,150		30,155		18,995
Customer relationships, trademarks and tradenames	14.4		150,887		40,463		110,424
Total		$	331,648	$	118,622	$	213,026

	2017			2016
(in thousands)	Weighted Average Useful Life	Amount		Weighted Average Useful Life	Amount
Patents, licenses and software	9.6	$	7,810	9.6	$	65,449
Customer relationships, trademarks and tradenames	9.0		3,220	13.5		78,919
Total		$	11,030		$	144,368

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

(in thousands )	Amount
2018	$	25,689
2019		25,528
2020		24,879
2021		23,093
2022		22,058
2023 and thereafter		82,603
	$	203,850