Quarterly report pursuant to Section 13 or 15(d)

ACCRUED WARRANTY (Tables)

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ACCRUED WARRANTY (Tables)
3 Months Ended
Jun. 30, 2012
Product Warranties Disclosures [Abstract]  
Schedule of Product Warranty Liability [Table Text Block]

The following table details the change in the accrued warranty balance (in thousands):

Three Months Ended
June 30, 2012 June 30, 2011
Beginning balance $         7,586       $         7,034
       Additional warranties issued 2,624 2,449
       Adjustments for warranties issued in prior fiscal years 317 421
       Settlements (2,730 ) (2,747 )
Ending balance $ 7,797 $ 7,157