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Commitments and Contingencies - Additional Information (Details) $ in Millions | 9 Months Ended
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Sep. 30, 2021 USD ($) satellite
Loss Contingencies [Line Items] |
Number of replacement satellites | satellite | 2
Surety Bond |
Loss Contingencies [Line Items] |
Estimate of possible loss | $ 45
Royalty Arrangement |
Loss Contingencies [Line Items] |
Prepayments made of minimum guarantee payments | 5
Future minimum guarantee payments | 576
Other commitment, to be paid, year one | $ 172
Minimum |
Loss Contingencies [Line Items] |
Operating lease obligations, term (years) | 1 year
Maximum |
Loss Contingencies [Line Items] |
Operating lease obligations, term (years) | 15 years
XM-5, FM-5, FM-6, XM-3, and XM-4 |
Loss Contingencies [Line Items] |
Operating performance over design life | 15 years
XM-4 |
Loss Contingencies [Line Items] |
Period beyond expected operating performance of design life for XM-4 | 5 years
XM-4 | Maximum |
Loss Contingencies [Line Items] |
Additional payments required if XM-4 continues to operate above baseline specifications | $ 10

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