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Reorganization Under Chapter 11 - Additional Information (Detail) (Ambac Financial Group, Inc Parent Company Only [Member], USD $) In Thousands, unless otherwise specified | 3 Months Ended
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Mar. 31, 2013
Ambac Financial Group, Inc Parent Company Only [Member] |
Fresh-Start Adjustment [Line Items] |
Discontinued Liabilities subject to compromise | $ 232,556
Liabilities subject to compromise contractual interest on debt | $ 20,660

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- Definition Liabilities Subject To Compromise Not Recognized In Balance Sheet + References No definition available. + Details
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- Definition The amount of contractual interest expense on prepetition liabilities not included in the statement of operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=29642632&loc=d3e56145-112766 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6918054&loc=d3e56068-112765 + Details
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- Details
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