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Discontinued Operations - Additional Information (Detail) - Link-16 Tactical Data Link Business [Member] - USD ($) $ in Millions |  | 3 Months Ended |
--- | --- | --- | ---
Jan. 03, 2023 | Mar. 31, 2023 | Oct. 01, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Disposal consideration |  |  | $ 1,960
Cash proceeds | $ 1,900 |  |
Maximum [Member] |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Gain from the sale of the Link-16 TDL business |  | $ 1,600 |
Minimum [Member] |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Gain from the sale of the Link-16 TDL business |  | $ 1,500 |

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