Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Details)

v3.5.0.2
Commitments and Contingencies - Additional Information (Details)
 1 Months Ended 3 Months Ended 9 Months Ended
Aug. 31, 2013
USD ($)
Sep. 30, 2016
USD ($)
satellite
Sep. 30, 2016
USD ($)
Loss Contingencies [Line Items]      
Number of replacement satellites | satellite   2  
Telephone Consumer Protection Act Suits | Pending Litigation      
Loss Contingencies [Line Items]      
Payment for legal settlement     $ 35,000,000
Period of optional, uncharged service offer     3 months
Maximum      
Loss Contingencies [Line Items]      
Operating lease obligations, term     15 years
Maximum | Sound Exchange, Inc | Pending Litigation      
Loss Contingencies [Line Items]      
Compensatory damages sought $ 100,000,000    
Minimum      
Loss Contingencies [Line Items]      
Operating lease obligations, term     1 year
Minimum | Sound Exchange, Inc | Pending Litigation      
Loss Contingencies [Line Items]      
Compensatory damages sought $ 50,000,000    
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 $ 10,000,000