Goodwill and Other Intangibles (Tables)

9 Months Ended

Sep. 30, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in Goodwill

The following table summarizes the changes in goodwill by reportable segment for the nine-month period ended September 30, 2023 (in thousands):

	Energy Storage		Specialties		Ketjen		Total
Balance at December 31, 2022	$	1,424,275	$	20,319	$	173,033	$	1,617,627
Acquisitions(a)	742		—		—		742
Segment realignment(b)	(12,316)		12,316		—		—
Foreign currency translation adjustments and other	(11,358)		—		(934)		(12,292)
Balance at September 30, 2023	$	1,401,343	$	32,635	$	172,099	$	1,606,077

(a)    Represents final purchase price adjustments for the Qinzhou acquisition. See Note 2, “Acquisitions,” for additional information.

(b)    Effective January 1, 2023, the Company realigned its Lithium and Bromine reportable segments into the Energy Storage and Specialties reportable segments. See Note 11, “Segment Information,” for additional details. As a result, the Company transferred goodwill from its legacy Lithium segment to the new Specialties reportable segment during the nine-month period ended September 30, 2023.

Other Intangibles

The following table summarizes the changes in other intangibles and related accumulated amortization for the nine-month period ended September 30, 2023 (in thousands):

	Customer Lists and Relationships		Trade Names and Trademarks(a)		Patents and Technology		Other		Total
Gross Asset Value
Balance at December 31, 2022	$	412,670	$	13,161	$	46,399	$	35,186	$	507,416
Foreign currency translation adjustments and other	(6,467)		(88)		(1,417)		(1,201)		(9,173)
Balance at September 30, 2023	$	406,203	$	13,073	$	44,982	$	33,985	$	498,243
Accumulated Amortization
Balance at December 31, 2022	$	(177,627)	$	(3,587)	$	(23,790)	$	(14,542)	$	(219,546)
Amortization	(19,529)		—		(1,937)		(725)		(22,191)
Foreign currency translation adjustments and other	3,084		14		469		468		4,035
Balance at September 30, 2023	$	(194,072)	$	(3,573)	$	(25,258)	$	(14,799)	$	(237,702)
Net Book Value at December 31, 2022	$	235,043	$	9,574	$	22,609	$	20,644	$	287,870
Net Book Value at September 30, 2023	$	212,131	$	9,500	$	19,724	$	19,186	$	260,541

(a)    Net Book Value includes only indefinite-lived intangible assets.