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Subsequent Events - Additional Information (Details) - Subsequent Event [Member] - USD ($) $ in Millions | 1 Months Ended
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Aug. 09, 2024 | Jul. 31, 2024
Subsequent Event [Line Items] |  |
Principal amount of senior notes repurchased |  | $ 152.2
Inmarsat Senior Secured Notes 2026 [Member] |  |
Subsequent Event [Line Items] |  |
Principal amount of senior notes repurchased | $ 101.7 | 101.7
2025 Notes [Member] |  |
Subsequent Event [Line Items] |  |
Principal amount of senior notes repurchased | $ 50.5 | $ 50.5

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- Definition The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 15 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-15 + Details
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