Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2020

Goodwill and Other Intangible Assets [Abstract]

Carrying Value of Goodwill by Operating Segment

Changes in the carrying values of goodwill by operating segment during the years ended December 31, 2020 and 2019 are as follows (in thousands):

	Engine Management			Temperature Control		Total
Balance as of December 31, 2018:
Goodwill	$	91,539		$	14,270	$	105,809
Accumulated impairment losses		(38,488	)		—		(38,488	)
	$	53,051		$	14,270	$	67,321
Activity in 2019
Acquisition of Pollak Business of Stoneridge, Inc.		10,401			—		10,401
Foreign currency exchange rate change		80			—		80
Balance as of December 31, 2019:
Goodwill		102,020			14,270		116,290
Accumulated impairment losses		(38,488	)		—		(38,488	)
	$	63,532		$	14,270	$	77,802
Activity in 2020
Foreign currency exchange rate change		35			—		35
Balance as of December 31, 2020:
Goodwill		102,055			14,270		116,325
Accumulated impairment losses		(38,488	)		—		(38,488	)
	$	63,567		$	14,270	$	77,837

Acquired Identifiable Intangible Assets

Acquired identifiable intangible assets as of December 31, 2020 and 2019 consist of:

	December 31,
	2020			2019
	(In thousands)
Customer relationships	$	111,701		$	111,692
Trademarks and trade names		6,980			6,980
Non-compete agreements		3,272			3,276
Patents		723			723
Supply agreements		800			800
Leaseholds		160			160
Total acquired intangible assets		123,636			123,631
Less accumulated amortization (1)		(70,221	)		(59,431	)
Net acquired intangible assets	$	53,415		$	64,200

(1) Applies to all intangible assets, except for related trademarks and trade names totaling $2.6 million and $5.2 million as of December 31, 2020 and 2019, respectively, which have indefinite useful lives and, as such, are not being amortized.