Quarterly report pursuant to Section 13 or 15(d)

Accrued Warranty Reserve (Details)

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Accrued Warranty Reserve (Details) - 3 months ended Jun. 30, 2015 - USD ($)
$ in Thousands
Total
Accrued Warranty Reserve  
Maximum period of product warranties 18 months
Accrued Warranty Reserve  
Balance at the beginning of the period $ 3,183
Standard warranty provision 435
Changes for accrual related to reliability repair programs (7)
Deductions for warranty claims (574)
Balance at the end of the period $ 3,037