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Composition of Certain Balance Sheet Captions - Composition of Certain Balance Sheet Captions (Parenthetical) (Detail) | 3 Months Ended
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Jun. 30, 2025
Contracts and Customer Relationships [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Other acquired intangible assets, weighted average useful life | 11 years
Orbital Slots And Spectrum Assets [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Other acquired intangible assets, weighted average useful life | 12 years
Technology [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Other acquired intangible assets, weighted average useful life | 7 years
Trade Names [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Other acquired intangible assets, weighted average useful life | 8 years
Other [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Other acquired intangible assets, weighted average useful life | 9 years
Minimum [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 2 years
Maximum [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 38 years
Equipment and Software [Member] | Minimum [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 3 years
Equipment and Software [Member] | Maximum [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 7 years
CPE Leased Equipment [Member] | Minimum [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 4 years
CPE Leased Equipment [Member] | Maximum [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 7 years
Furniture and Fixtures [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 7 years
Leasehold Improvements [Member] | Minimum [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 2 years
Leasehold Improvements [Member] | Maximum [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 20 years
Buildings [Member] | Minimum [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 12 years
Buildings [Member] | Maximum [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 38 years
Satellites [Member] | Minimum [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 7 years
Satellites [Member] | Maximum [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 17 years
Satellite Ka-band Capacity Obtained under Finance Leases [Member] | Minimum [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 7 years
Satellite Ka-band Capacity Obtained under Finance Leases [Member] | Maximum [Member] |
Schedule Of Composition Of Certain Balance Sheet Captions [Line Items] |
Property, equipment and satellites, estimated useful life (years) | 15 years

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 985 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481283/985-20-50-2 + Details
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