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Commitments and Contingencies - Additional Information (Details) | 9 Months Ended
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Sep. 30, 2020 USD ($) satellite
Loss Contingencies [Line Items] |
Number of replacement satellites | satellite | 2
Copyright Royalty Board Proceeding to Determine the Rate for Statutory Webcasting |
Loss Contingencies [Line Items] |
Webcaster fee, non-subscription (USD per transmission) | $ 0.0018
Webcaster fee, subscription (USD per transmission) | 0.0024
Webcaster fee, non-subscription, proposed rate (USD per transmission) | 0.0028
Webcaster fee, subscription, proposed rate (USD per transmission) | 0.0031
Surety Bond |
Loss Contingencies [Line Items] |
Estimate of possible loss | $ 45,000,000
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 | $ 10,000,000
Royalty Arrangement |
Loss Contingencies [Line Items] |
Prepayments made of minimum guarantee payments | 5,000,000
Future minimum guarantee payments | 35,000,000
Minimum guarantee payments due | $ 22,000,000

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