Note 4 - Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Schedule of Goodwill [Table Text Block]

	Segment Structure Prior to October 1, 2019
	Total			North America			Asia			Europe
Balance at January 1, 2018:
Goodwill, gross	$	148,768		$	63,364		$	54,508		$	30,896
Accumulated impairment charges		(128,591	)		(54,474	)		(54,508	)		(19,609	)
Goodwill, net		20,177			8,890			-			11,287
Goodwill allocation related to acquisition		1,290			-			-			1,290
Foreign currency translation		(1,650	)		-			-			(1,650	)
Balance at December 31, 2018:
Goodwill, gross		148,408			63,364			54,508			30,536
Accumulated impairment charges		(128,591	)		(54,473	)		(54,508	)		(19,610	)
Goodwill, net		19,817			8,891			-			10,926
Impairment charge		(8,891	)		(8,891	)		-			-
Foreign currency translation		(122	)		-			-			(122	)
Measurement period adjustment		(26	)		-			-			(26	)
Balance at September 30, 2019:
Goodwill, gross		148,260			63,364			54,508			30,388
Accumulated impairment charges		(137,482	)		(63,364	)		(54,508	)		(19,610	)
Goodwill, net	$	10,778		$	-		$	-		$	10,778

	Segment Structure Effective October 1, 2019
	Total		Cinch Connectivity Solutions		Power Solutions & Protection		Magnetic Solutions
Balance at October 1, 2019:
Goodwill, gross (reallocation)	$	10,778	$	6,467	$	4,311	$	-
Goodwill, net		10,778		6,467		4,311		-
Goodwill allocation related to acquisition		10,287		-		10,287		-
Foreign currency translation		928		712		216		-
Balance at December 31, 2019:
Goodwill, gross		21,993		7,179		14,814		-
Goodwill, net	$	21,993	$	7,179	$	14,814	$	-

Schedule of Excess of Estimated Fair Values Over Carrying Value, Including Goodwill [Table Text Block]

Reporting Unit	% by Which Estimated Fair Value Exceeds Carrying Value
Connectivity Europe	138.8		%
Power Europe		16.4	%

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

	December 31, 2019						December 31, 2018
	Gross Carrying		Accumulated		Net Carrying		Gross Carrying		Accumulated		Net Carrying
	Amount		Amortization		Amount		Amount		Amortization		Amount
Patents, licenses and technology	$	38,885	$	21,757	$	17,128	$	38,845	$	18,281	$	20,564
Customer relationships		55,656		17,231		38,425		44,588		14,193		30,395
Non-compete agreements		2,701		2,701		-		2,683		2,683		-
Trademarks		16,852		40		16,812		11,770		40		11,730
	$	114,094	$	41,729	$	72,365	$	97,886	$	35,197	$	62,689

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

Year Ended December 31,	Amortization Expense
2020	$	7,112
2021		7,108
2022		5,735
2023		4,473
2024		4,412