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COMMITMENTS AND CONTINGENCIES Narrative: Contingencies (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended |
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Dec. 31, 2011
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| Loss Contingencies [Line Items] | |
| Loss Contingency Accrual, at Carrying Value | $ 42.6 |
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Grace Energy Corporation Matter
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| Loss Contingencies [Line Items] | |
| Court Judgment, Remediation Costs Not Recoverable by Plaintiff | 3.5 |
| Court Judgment, Attorney Costs Awarded to Plaintiff | 1.8 |
| Deptartment of Justice Estimated Remediation Expenses | 71.9 |
| Loss Contingencies, Estimated Settlement Payment | 11.7 |
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Eres Matter
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| Loss Contingencies [Line Items] | |
| Loss Contingencies Allegations | 78.1 |
| Loss Contingencies Settlement Amount | $ 33.5 |
| X | ||||||||||
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- Definition
Attorney costs awarded to plaintiff, per a court judgment No definition available.
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| X | ||||||||||
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- Definition
Remediation costs not recoverable by plaintiff, per a court judgment. No definition available.
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| X | ||||||||||
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- Definition
Department of Justice past and future estimated remediation expenses. No definition available.
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| X | ||||||||||
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- Definition
Amount of damages presented by the plaintiff in a pleading (complaint), which the plaintiff claims it will prove upon presentation of evidence at the proceeding. No definition available.
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- Definition
The estimated amount an entity will pay in a settlement agreement to resolve the legal matter. No definition available.
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| X | ||||||||||
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- Definition
The amount the entity paid in a settlement agreement which resolved the legal matter. No definition available.
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- Details
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| X | ||||||||||
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- Definition
The carrying amount as of the balance sheet date of the combined total of loss contingency liabilities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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