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Fresh Start Accounting - Adjustment Reflects Reduction of Equity Value Resulting from Fresh Start Accounting (Detail) (USD $) In Thousands, unless otherwise specified | Sep. 30, 2013 | Dec. 31, 2012 | Mar. 19, 2012
--- | --- | --- | ---
Fresh-Start Adjustment [Line Items] |  |  |
Fair market value reduction |  |  | $ 8,400
Elimination of Court assigned value related to NOLs |  |  | 70,000
Total change in fair market value affecting Equity Value |  |  | 78,400
Court assigned Equity Value recorded as additional paid-in capital |  |  | 154,998
Total change in fair market value affecting Equity Value |  |  | 78,400
Additional paid-in capital at March 19, 2012 | 77,042 | 76,741 | 76,598
WMMRC [Member] |  |  |
Fresh-Start Adjustment [Line Items] |  |  |
Fair market value of WMMRC (Court assigned) |  |  | 140,000
Fair market value of WMMRC |  |  | 131,600
Fair market value reduction |  |  | $ 8,400

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- Definition Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 31 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.30(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Details
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- Definition change in fair market value impacting equity value. + References No definition available. + Details
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- Definition Court assigned equity value recorded as additional paid in capital. + References No definition available. + Details
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- Definition Elimination of Court assigned value. + References No definition available. + Details
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- Definition Fair market value reduction. + References No definition available. + Details
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- Definition Subsidiary fair market value. + References No definition available. + Details
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- Definition Subsidiary fair market value court assigned. + References No definition available. + Details
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