Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2019

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, 2019 and 2018 are as follows (in thousands):

	Engine Management			Temperature Control		Total
Balance as of December 31, 2017:
Goodwill	$	91,631		$	14,270	$	105,901
Accumulated impairment losses		(38,488	)		—		(38,488	)
	$	53,143		$	14,270	$	67,413
Activity in 2018
Foreign currency exchange rate change		(92	)		—		(92	)
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

Acquired Identifiable Intangible Assets

Acquired identifiable intangible assets as of December 31, 2019 and 2018 consist of:

	December 31,
	2019			2018
	(In thousands)
Customer relationships	$	111,692		$	87,195
Trademarks and trade names		6,980			6,800
Non-compete agreements		3,276			3,193
Patents		723			723
Supply agreements		800			800
Leaseholds		160			160
Total acquired intangible assets		123,631			98,871
Less accumulated amortization (1)		(59,431	)		(51,391	)
Net acquired intangible assets	$	64,200		$	47,480

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