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Commitments And Contingencies (Tables)
 9 Months Ended
Dec. 31, 2015
Commitments And Contingencies Tables  
Product warranties

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

      Three Months Ended     Nine Months Ended
      December 31,     December 31,
      2015     2014     2015     2014
Balance at beginning of period   $ 325    $ 538    $ 339    $ 660 
     Accruals for warranties     88      54      263      123 
     Settlements     (70)     (86)     (223)     (277)
     Adjustments     (21)     (83)     (57)     (83)
Balance at end of period   $ 322    $ 423    $ 322    $ 423 

 

 

 

 

 
Minimum third party network service provider commitments

At December 31, 2015, future minimum annual payments under these third party network service contracts were as follows (in thousands):

Year ending March 31:            
     Remaining 2016         $ 751 
     2017           2,452 
     2018           891 
          Total minimum payments         $ 4,094