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Discontinued Operations - Additional information (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 31, 2023 | Mar. 31, 2023 | Mar. 31, 2022 | Oct. 01, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Discontinued Operation, Gain (Loss) on Disposal, Statement of Income or Comprehensive Income [Extensible Enumeration] |  | Other Nonoperating Income (Expense) | Other Nonoperating Income (Expense) |
Link-16 Tactical Data Link Business [Member] |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |
Disposal consideration |  |  |  | $ 1,960.0
Costs incurred to sell or dispose of a business or unit | $ 40.8 |  |  |
Gain from the sale of the Link-16 TDL Business | $ 1,660.0 |  |  |

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