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Commitments (Details) (USD $) | 0 Months Ended |  |  | 0 Months Ended |  | 0 Months Ended |  | 0 Months Ended |  | 0 Months Ended
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Nov. 01, 2012 | Sep. 30, 2014 | Dec. 31, 2013 | Sep. 25, 2014 Reed Litigation [Member] | Jul. 30, 2010 Reed Litigation [Member] defendant | Sep. 30, 2014 Reed Litigation [Member] | Jul. 30, 2010 Reed Litigation [Member] Individual Counterparty [Member] plaintiff | Jul. 30, 2010 Reed Litigation [Member] Limited Liability Company [Member] plaintiff | Sep. 30, 2014 Misdemeanor Violation of Clean Water Act [Member] | Sep. 30, 2014 Chairman [Member] | Sep. 30, 2014 Chief Executive Officer [Member] | Sep. 30, 2014 Executive Officer [Member] | Mar. 11, 1997 WCBB [Member] | Sep. 30, 2014 WCBB [Member] well | Mar. 11, 1997 WCBB [Member] Minimum [Member] well | Oct. 27, 2014 Fine [Member] Misdemeanor Violation of Clean Water Act [Member] Subsequent Event [Member] | Oct. 27, 2014 Community Service [Member] Misdemeanor Violation of Clean Water Act [Member] Subsequent Event [Member]
Commitments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchasing Remaining Percent Interest In Oil And Gas Property |  |  |  |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |
Payments Held For Restricted Cash |  |  |  |  |  |  |  |  |  |  |  |  | $ 18,000 |  |  |  |
Significant Plugging Commitment Minimum Number Of Wells To Be Plugged |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 |  |
Tenure Of Minimum Wells To Be Plugged |  |  |  |  |  |  |  |  |  |  |  |  | 20 years |  |  |  |
Plugging And Abandonment Escrow Account |  | 3,097,000 | 3,105,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number Of Wells Plugged |  |  |  |  |  |  |  |  |  |  |  |  |  | 404 |  |  |
Employment Agreement, Term | 3 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Employment Agreement, Subsequent Extension | 1 year |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Employment Agreement, Notice Period Allowed For Termination | 90 days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other Commitment |  |  |  |  |  |  |  |  |  | 600,000 | 600,000 | 1,000,000 |  |  |  |  |
Number of defendants |  |  |  |  | 15 |  |  |  |  |  |  |  |  |  |  |  |
Number of plaintiffs |  |  |  |  |  |  | 6 | 1 |  |  |  |  |  |  |  |  |
Payments of settlements, fines and restitution |  |  |  | 16,000,000 |  |  |  |  |  |  |  |  |  |  |  | 1,125,000 | 375,000
Additional settlement agreement amount to be paid |  |  |  | 2,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Accrual for legal settlements |  |  |  |  |  | $ 18,000,000 |  |  | $ 1,500,000 |  |  |  |  |  |  |  |

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- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
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