Quarterly report pursuant to Section 13 or 15(d)

Restructuring charges (Details)

v2.4.0.8
Restructuring charges (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2013
Restructuring charges    
Restructuring charges $ 402 $ 402
Change in activity of restructuring reserves during the period    
Additions 402 402
Security Networks Restructuring Plan | Severance and retention
   
Restructuring charges    
Restructuring charges   402
Change in activity of restructuring reserves during the period    
Additions   402
Other   492
Ending balance $ 894 $ 894