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Commitments and Contingencies - Gain and Loss Contingencies (Details)
$ in Thousands
1 Months Ended
Sep. 04, 2015
USD ($)
Jun. 10, 2015
subsidiary
patent
customer
Jun. 28, 2013
patent
Mar. 02, 2012
patent
Jan. 31, 2016
claim
patent
Sep. 30, 2015
patent
Mar. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Contingencies [Line Items]                
URC court order | $             $ 4,633 $ 4,629
Restricted cash | $             4,623 $ 4,623
Patent Lawsuit Against Universal Remote Control [Member]                
Contingencies [Line Items]                
Court order amount | $ $ 4,600              
Patent Lawsuit Against Universal Remote Control [Member] | Pending Litigation [Member]                
Contingencies [Line Items]                
Gain contingency, patents allegedly infringed upon, number | patent     10 4        
Patent Lawsuit Against Universal Remote Control [Member] | All Claims Denied for Review by USPTAB [Member]                
Contingencies [Line Items]                
Gain contingency, patents found valid, number | claim         4      
Patent Lawsuit Against Universal Remote Control [Member] | All Claims Accepted for Review by USPTAB [Member]                
Contingencies [Line Items]                
Gain contingency, patents allegedly infringed upon, number | patent         6      
Patent Lawsuit Against UEBV and Telenet [Member] | Pending Litigation [Member]                
Contingencies [Line Items]                
Loss Contingency, Number of Subsidiaries Named in Lawsuit | subsidiary   1            
Loss Contingency, Number of Customers Named in Lawsuit | customer   1            
Patent Lawsuit Against UEBV and Telenet [Member] | Pending Litigation [Member] | Design Patents [Member]                
Contingencies [Line Items]                
Loss Contingency, Patents Allegedly Infringed, Number | patent   2            
Patent Lawsuit Against UEBV and Telenet [Member] | Pending Litigation [Member] | Utility Patent [Member]                
Contingencies [Line Items]                
Loss Contingency, Patents Allegedly Infringed, Number | patent   1       1    
Surety Bond [Member]                
Contingencies [Line Items]                
Restricted cash | $ $ 4,600           $ 4,600