Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies - Additional Information (Details)

v3.6.0.2
Commitments and Contingencies - Additional Information (Details)
 1 Months Ended 12 Months Ended
Dec. 31, 2016
USD ($)
consumer
Aug. 31, 2013
USD ($)
Dec. 31, 2016
USD ($)
satellite
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Loss Contingencies [Line Items]          
Number of replacement satellites | satellite     2    
Operating leases, rent expense     $ 46,968,000 $ 47,679,000 $ 45,107,000
Sound Exchange, Inc          
Loss Contingencies [Line Items]          
Loss contingency liability $ 0   $ 0    
Telephone Consumer Protection Act Suits | Settled Litigation          
Loss Contingencies [Line Items]          
Number of consumers opted out of class action lawsuit | consumer 200        
Percent of notified consumers opted out of class action lawsuit     0.002%    
Settlement payment $ 35,000,000        
Settlement, optional period of free service 3 months        
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      
Estimate of possible loss $ 0   $ 0    
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      
Estimate of possible loss 70,000,000   $ 70,000,000    
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