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WARRANTY COSTS AND OTHER CONTINGENCIES (Tables)
9 Months Ended
Sep. 30, 2013
WARRANTY COSTS AND OTHER CONTINGENCIES  
Schedule of analysis of warranty accruals
 
(in thousands)
 
2013
   
2012
 
Balance at beginning of period
  $ 2,522     $ 1,973  
Less: Payments made during the period
    (1,232 )     (1,286 )
Add:  Warranty provision for the period
    1,903       1,698  
          Changes to warranty provision for prior periods
    222       92  
Balance at September 30
  $ 3,415     $ 2,477