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WARRANTY COSTS AND OTHER CONTINGENCIES (Tables)
6 Months Ended
Jun. 30, 2012
Product Warranties Disclosures  
Schedule of analysis of warranty accruals
 
(in thousands)
 
2012
   
2011
 
Balance at beginning of period
  $ 1,973     $ 2,550  
Less: Payments made during the period
    (838 )     (724 )
Add:  Warranty provision for the period
    1,131       1,325  
           Changes to warranty provision for prior periods
    61       (299 )
Balance at June 30
  $ 2,327     $ 2,852