Acquisition - Summary of Identifiable Intangible Assets Amortized on a Straight Line Basis (Details) - USD ($) $ in Thousands		9 Months Ended
	May 30, 2023	Dec. 31, 2024
Inmarsat Holdings [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Preliminary fair value	$ 2,570,000
Weighted Average Estimated Useful Life	11 years
Orbital Slots And Spectrum Assets [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Weighted Average Estimated Useful Life		12 years
Orbital Slots And Spectrum Assets [Member] | Inmarsat Holdings [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Preliminary fair value	$ 1,080,000
Weighted Average Estimated Useful Life	12 years
Customer Relationships [Member] | Inmarsat Holdings [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Preliminary fair value	$ 1,305,000
Weighted Average Estimated Useful Life	11 years
Technology [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Weighted Average Estimated Useful Life		7 years
Technology [Member] | Inmarsat Holdings [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Preliminary fair value	$ 100,000
Weighted Average Estimated Useful Life	7 years
Trade Names [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Weighted Average Estimated Useful Life		8 years
Trade Names [Member] | Inmarsat Holdings [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Preliminary fair value	$ 85,000
Weighted Average Estimated Useful Life	8 years
Other [Member]
Acquired Finite Lived Intangible Assets [Line Items]
Weighted Average Estimated Useful Life		11 years