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Fresh Start Accounting - Adjustment Reflects Elimination of Adjusted Retained Earnings (Detail) (USD $) In Thousands, unless otherwise specified | Sep. 30, 2013 | Dec. 31, 2012 | Mar. 19, 2012 Predecessor [Member]
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Adjustment reflects the elimination of adjusted retained earnings |  |  |
Retained earnings | $ 19,531 | $ 12,353 | $ 101,677
Adjustment for carve-out allocations |  |  | 23,109
Predecessor adjusted retained earnings |  |  | $ 124,786

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- Definition The cumulative amount of the reporting entity's undistributed earnings or deficit. + 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 SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Article 3 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.31(a)(3)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Adjustment for carve-out allocations. + References No definition available. + Details
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