Quarterly report pursuant to Section 13 or 15(d)

ACCRUED WARRANTY (Tables)

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ACCRUED WARRANTY (Tables)
9 Months Ended
Dec. 31, 2012
Product Warranties Disclosures [Abstract]  
Schedule of Product Warranty Liability [Table Text Block]

The quarterly and year-to-date changes in the accrued warranty balance were (in thousands):

Three Months Ended Nine Months Ended
December 31,
2012
December 31,
2011
December 31,
2012
December 31,
2011
Beginning balance       $       7,904       $       7,113       $       7,586       $       7,034
       Additional warranties issued 2,037 2,427 7,240 7,123
       Adjustments for warranties issued in prior fiscal years 364 483 954 1,247
       Settlements (2,559 ) (2,943 ) (8,034 ) (8,324 )
Ending balance $ 7,746 $ 7,080 $ 7,746 $ 7,080