Quarterly report pursuant to Section 13 or 15(d)

LiveWatch Acquisition - Narrative (Details)

v3.2.0.727
LiveWatch Acquisition - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 9 Months Ended
Feb. 23, 2015
Jun. 30, 2015
Jun. 30, 2015
Sep. 30, 2015
Dec. 31, 2014
Business Acquisition [Line Items]          
Goodwill   $ 563,468 $ 563,468   $ 527,502
LiveWatch Security, LLC          
Business Acquisition [Line Items]          
Fair value of consideration $ 61,550        
Cash paid for acquisition 3,988        
Contingent consideration recognized in earnings   1,276 1,795    
Adjustment to goodwill subsequent to acquisition   457      
Goodwill $ 35,966        
Amortization rate of acquired intangible assets 235.00%        
Acquisition related costs     946    
LiveWatch Security, LLC | Subscriber accounts          
Business Acquisition [Line Items]          
Useful life of acquired intangible assets 14 years        
LiveWatch Security, LLC | Other intangible asset          
Business Acquisition [Line Items]          
Useful life of acquired intangible assets 10 years        
LiveWatch Security, LLC | Management retention bonus          
Business Acquisition [Line Items]          
Contingent consideration liability $ 6,000        
Term of contingent consideration 2 years        
LiveWatch Security, LLC | Performance bonus          
Business Acquisition [Line Items]          
Contingent consideration liability   $ 8,500 $ 8,500    
Term of contingent consideration 4 years        
Scenario, Forecast | LiveWatch Security, LLC          
Business Acquisition [Line Items]          
Adjustment to consideration paid for acquisition       $ 435