v3.3.1.900

HEALTH, SAFETY AND ENVIRONMENTAL MATTERS Table 2 (Details) - USD ($) $ in Thousands | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
--- | --- | --- | ---
Accrual for Environmental Loss Contingencies, Balance Sheet Classification [Abstract] |  |  |
Accrued liabilities | $ 4,350 | $ 3,518 |
Other long-term liabilities | 3,317 | 3,080 |
Accruals for environmental matters | $ 7,667 | $ 6,598 | $ 6,233

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