Quarterly report pursuant to Section 13 or 15(d)

Restructuring Charge (Details)

v2.4.0.8
Restructuring Charge (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Restructuring charges        
Liability at March 31, 2013     $ 6  
Charged 169 57 235 149
Paid     (146)  
Liability at September 30, 2013 95   95  
Other Restructuring [Member]
        
Restructuring charges        
Liability at March 31, 2013     0  
Charged     0  
Paid     0  
Liability at September 30, 2013 0   0  
Employee Severance [Member]
        
Restructuring charges        
Liability at March 31, 2013     6  
Charged     235  
Paid     (146)  
Liability at September 30, 2013 95   95  
Kentrox [Member]
        
Restructuring charges        
Charged 169   235  
Liability at September 30, 2013 $ 95   $ 95