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WARRANTY COSTS AND OTHER CONTINGENCIES (Tables)
3 Months Ended
Mar. 31, 2015
WARRANTY COSTS AND OTHER CONTINGENCIES  
Schedule of analysis of warranty accruals
(in thousands)
 
2015
   
2014
 
Balance at beginning of period
  $ 3,836     $ 3,410  
Less: Payments made during the period
    (374 )     (309 )
Add:  Warranty provision for the period
    829       731  
          Changes to warranty provision for prior periods
    (443 )     70  
Balance at March 31
  $ 3,848     $ 3,902