Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill

The changes in the carrying amount of goodwill and accumulated impairment losses were as follows:

	2022							2021
	Gross    Carrying    Amount		Accumulated    Impairment    Loss			Net		Gross    Carrying    Amount			Accumulated    Impairment    Loss			Net
Beginning balance at January 1	$	1,374	$	(146	)	$	1,228	$	1,212		$	(146	)	$	1,066
Acquired goodwill (1)		3,064		—			3,064		168			—			168
Foreign currency translation		16		—			16		(6	)		—			(6	)
Ending balance at December 31	$	4,454	$	(146	)	$	4,308	$	1,374		$	(146	)	$	1,228

(1)During the year ended December 31, 2022, the Company recorded goodwill related to the Atotech Acquisition. During the year ended December 31, 2021, the Company recorded goodwill related to the Photon Control Acquisition. See Note 4 to the Notes to Consolidated Financial Statements.

Components of Intangible Assets

Intangible Assets

Components of the Company's intangible assets are comprised of the following:

As of December 31, 2022	Gross		Accumulated Impairment Charges			Accumulated    Amortization			Foreign    Currency    Translation		Net
Completed technology(1)	$	1,151	$	—		$	(303	)	$	4	$	852
Customer relationships(1)		2,072		(1	)		(190	)		11		1,892
Patents, trademarks, trade names and other(1)		498		—			(71	)		2		429
	$	3,721	$	(1	)	$	(564	)	$	17	$	3,173

(1)During the year ended December 31, 2022, the Company recorded $2,726 of separately identified intangible assets related to the Atotech Acquisition, including $595 in completed technology, $1,756 in customer relationships and $375 in patents, trademarks, trade names and other.

As of December 31, 2021	Gross		Accumulated Impairment Charges			Accumulated Amortization			Foreign Currency Translation			Net
Completed technology(1)	$	556	$	—		$	(242	)	$	—		$	314
Customer relationships(1)		318		(1	)		(124	)		(1	)		192
Patents, trademarks, trade names and other(1)		123		—			(52	)		(1	)		70
	$	997	$	(1	)	$	(418	)	$	(2	)	$	576

(1)During the year ended December 31, 2021, the Company recorded $121 of separately identified intangible assets related to the Photon Control Acquisition, representing $110 in completed technology, $9 in customer relationships and $2 in patents, trademarks, trade names and other.

Estimated Net Amortization Expense

Aggregate net amortization expense related to acquired intangible assets for future years is:

Year	Amount
2023	$	286
2024		257
2025		256
2026		252
2027		251
Thereafter		1,625