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Commitments And Contingencies (Tables)
3 Months Ended
Jun. 30, 2011
Commitments And Contingencies Tables  
Product warranties

Changes in the Company's product warranty liability, which is included in cost of product revenue in the condensed consolidated statements of income were as follows (in thousands):

      Three Months Ended  
      June 30,  
      2012     2011  
Balance at beginning of period   $                           387   $                           362  
    Accruals for warranties                               171                               138  
    Settlements                              (153)                              (122)  
Balance at end of period   $                           405   $                           378  
               

 

Minimum third party network service provider commitments

The Company entered into contracts with multiple vendors for third party network services that expire on various dates in fiscal 2012 and 2013. At June 30, 2012, future minimum annual payments under these third party network service contracts were as follows (in thousands):

Year ending March 31:            
     2013         $ 715 
     2014           382 
     2015           319 
     2016           52 
          Total minimum payments         $ 1,468