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Commitments and Contingencies - Additional Information (Details) |  |  | 1 Months Ended | 3 Months Ended
--- | --- | --- | --- | ---
Apr. 30, 2019 | Mar. 13, 2017 USD ($) | Apr. 30, 2019 USD ($) | Mar. 31, 2020 USD ($) $ / transmission satellite
Loss Contingencies [Line Items] |  |  |  |
Number of replacement satellites | satellite |  |  |  | 2
Telephone Consumer Protection Act Suits |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Non-reversionary settlement fund |  |  | $ 25,000,000 |
Subscription term awarded to other party (in months) | 3 months |  | 3 months |
Copyright Royalty Board Proceeding to Determine the Rate for Statutory Webcasting |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Webcaster fee, non-subscription (usd per transmission) | $ / transmission |  |  |  | 0.0018
Webcaster fee, subscription (usd per transmission) | $ / transmission |  |  |  | 0.0024
Webcaster fee, non-subscription, proposed rate (usd per transmission) | $ / transmission |  |  |  | 0.0028
Webcaster fee, subscription, proposed rate (usd per transmission) | $ / transmission |  |  |  | 0.0031
Surety Bond |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Estimate of possible loss |  |  |  | $ 45,000,000
Maximum |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Operating lease obligations, term (years) |  |  |  | 15 years
Maximum | Telephone Consumer Protection Act Suits | Pending Litigation |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Damages sought per willful violation |  | $ 1,500 |  |
Minimum |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Operating lease obligations, term (years) |  |  |  | 1 year
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
Advertising sales commitments |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Future minimum guarantee payments |  |  |  | 21,000,000
Minimum guarantee payments due in remainder of 2019 |  |  |  | 6,000,000
Royalty Arrangement |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Future minimum guarantee payments |  |  |  | 183,000,000
Minimum guarantee payments due in remainder of 2019 |  |  |  | 171,000,000
Prepayments made of minimum guarantee payments |  |  |  | $ 5,000,000

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