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COMMITMENTS AND CONTINGENCIES (Details 2) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Long-term agreements |  |  |
Payment made to third party | $ 1,270 | $ 8,360 | $ 2,987
Value-added tax assessments and other civil litigation |  |  |
Commitments and contingencies |  |  |
Future payments related to value-added tax assessments and other civil litigation, minimum | 0 |  |
Future payments related to value-added tax assessments and other civil litigation, maximum | 1,100 |  |
Non-income Tax Contingencies |  |  |
Commitments and contingencies |  |  |
Accrued liabilities | 6,207 | 6,921 |
Product liability and employee medical claims |  |  |
Commitments and contingencies |  |  |
Accrued liabilities | 2,990 | 2,892 |
Accrued liabilities classified as short-term | $ 532 | $ 489 |

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