Annual report pursuant to Section 13 and 15(d)

Goodwill (Details)

v2.4.0.8
Goodwill (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2011
Activity and balances of goodwill    
Balance at the beginning of the period $ 350,213 $ 350,213
Security Networks Acquisition 176,300  
Balance at the end of the period $ 526,513 $ 350,213