Revenue from Contracts with Customers (Tables)

6 Months Ended

Jun. 30, 2024

Revenue from Contract with Customer [Abstract]

Schedule of Deferred Revenue and Customer Advances by Arrangement

A roll-forward of the Company’s deferred revenue and customer advances is as follows:

	Six Months Ended
	June 30, 2024			June 30, 2023
Beginning balance, January 1(1)	$	79		$	96
Additions to deferred revenue and customer advances		60			84
Amount of deferred revenue and customer advances recognized in income		(72	)		(93	)
Ending balance, June 30(2)	$	67		$	87

(1)Beginning balance as of January 1, 2024 included $77 of current deferred revenue and customer advances and $2 of non-current deferred revenue. Beginning balance as of January 1, 2023 included $94 of current deferred revenue and customer advances and $2 of non-current deferred revenue.

(2)Ending balance as of June 30, 2024 included $65 of current deferred revenue and customer advances and $2 of non-current deferred revenue. Ending balance as of June 30, 2023 included $85 of current deferred revenue and customer advances and $2 of non-current deferred revenue.

Summary of Revenue from Contracts with Customers

The following tables summarize product and service revenue from contracts with customers in MKS’ three reportable segments.

	Three Months Ended June 30, 2024
	VSD		PSD		MSD		Total
Net revenues:
Products	$	276	$	210	$	284	$	770
Services		59		44		14		117
Total net revenues	$	335	$	254	$	298	$	887

	Three Months Ended June 30, 2023
	VSD		PSD		MSD		Total
Net revenues:
Products	$	373	$	228	$	284	$	885
Services		61		43		14		118
Total net revenues	$	434	$	271	$	298	$	1,003

	Six Months Ended June 30, 2024
	VSD		PSD		MSD		Total
Net revenues:
Products	$	550	$	424	$	550	$	1,524
Services		118		83		30		231
Total net revenues	$	668	$	507	$	580	$	1,755

	Six Months Ended June 30, 2023
	VSD		PSD		MSD		Total
Net revenues:
Products	$	635	$	387	$	575	$	1,597
Services		103		70		27		200
Total net revenues	$	738	$	457	$	602	$	1,797

The following table summarizes revenue from contracts with customers in the Company’s three end markets: Semiconductor, Electronics and Packaging, and Specialty Industrial.

	Three Months Ended June 30,				Six Months Ended June 30,
	2024		2023		2024		2023
Semiconductor	$	369	$	441	$	720	$	750
Electronics and Packaging		229		225		437		447
Specialty Industrial		289		337		598		600
	$	887	$	1,003	$	1,755	$	1,797