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RESERVES (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2012
Allowance for Doubtful Accounts |
RESERVES |
Schedule of allowance for doubtful accounts and reserves for environmental liability |
Description |  | Balance at Beginning of Period |  | Additions |  | Deductions |  | Balance at End of Period |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
|  | (in thousands) |
Allowance for Doubtful Accounts |  |  |  |  |  |  |  |  |  |  |  |  |
2012 |  | $ | 519 |  | $ | 212 |  | $ | (469 | ) | $ | 262 |
2011 |  | $ | 460 |  | $ | 90 |  | $ | (31 | ) | $ | 519 |
Reserve for Environmental Liability |
RESERVES |
Schedule of allowance for doubtful accounts and reserves for environmental liability |
Description |  | Balance at Beginning of Period |  | Additions |  | Deductions |  | Balance at End of Period |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
|  | (in thousands) |
Reserve for Environmental Liability |  |  |  |  |  |  |  |  |  |  |  |  |
2012 |  | $ | 866 |  | $ | — |  | $ | (191 | ) | $ | 675 |
2011 |  | $ | 1,187 |  | $ | 4 |  | $ | (325 | ) | $ | 866 |

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- Definition Tabular disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Alternatively, disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements. + References No definition available. + Details
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- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration