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Acquisitions - Summary of Preliminary Purchase Price (Detail) - USD ($) $ in Millions |  |  | 9 Months Ended
--- | --- | --- | ---
Aug. 17, 2022 | Jul. 15, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Business Acquisition [Line Items] |  |  |  |
Repayment of Atotech debt |  |  | $ 835 | $ 13
Total purchase price, net of cash and cash equivalents acquired |  |  | $ 4,473 | $ 268
Photon Control, Inc. [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Cash paid for outstanding shares |  | $ 302 |  |
Less: Cash and cash equivalents acquired |  | (34) |  |
Total purchase price, net of cash and cash equivalents acquired |  | $ 268 |  |
Atotech Limited [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Cash paid for outstanding shares | $ 2,886 |  |  |
Value of MKS shares issued | 1,186 |  |  |
Repayment of Atotech debt | 1,545 |  |  |
Settlement of share-based awards | 47 |  |  |
Total purchase price | 5,664 |  |  |
Total purchase price, net of cash and cash equivalents acquired | $ 5,664 |  |  |

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