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WARRANTY COSTS AND OTHER CONTINGENCIES - Analysis Of Warranty Accruals (Details) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]    
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