Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Details)

v3.19.2
Commitments and Contingencies - Additional Information (Details)
 6 Months Ended
Jan. 31, 2019
USD ($)
Mar. 13, 2017
USD ($)
Jun. 30, 2019
USD ($)
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
Telephone Consumer Protection Act Suits | Pending Litigation      
Loss Contingencies [Line Items]      
Damages sought per violation   $ 500  
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     48,000,000
Minimum guarantee payments due in remainder of 2019     13,000,000
Royalty Arrangement      
Loss Contingencies [Line Items]      
Future minimum guarantee payments     147,000,000
Minimum guarantee payments due in remainder of 2019     86,000,000
Prepayments made of minimum guarantee payments     $ 22,000,000