Acquisition - Summary of Identifiable Intangible Assets Amortized on a Straight Line Basis (Details) - USD ($) $ in Thousands		12 Months Ended
	May 30, 2023	Mar. 31, 2025
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average useful life		11 years
Inmarsat Holdings [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Preliminary fair value	$ 2,570,000
Weighted average useful life	11 years
Orbital Slots And Spectrum Assets [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average 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 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 useful life	11 years
Technology [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average useful life		7 years
Technology [Member] | Inmarsat Holdings [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Preliminary fair value	$ 100,000
Weighted average useful life	7 years
Trade Names [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted average useful life		8 years
Trade Names [Member] | Inmarsat Holdings [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Preliminary fair value	$ 85,000
Weighted average useful life	8 years