Loans (Notes)	12 Months Ended
Dec. 31, 2014
Receivables [Abstract]
Loans	LOANS Loans had been extended: (i) by VIEs which are consolidated by Ambac under ASC Topic 810 as a result of Ambac’s financial guarantees of the VIEs’ note liabilities and/or assets, and (ii) to certain institutions in connection with various transactions. Loans by consolidated VIEs are generally carried at fair value on the Consolidated Balance Sheets. See Note 4. Special Purpose Entities, Including Variable Interest Entities for further information about VIEs for which the assets and liabilities are carried at fair value. VIE loans that had not been carried at fair value have been adjusted to fair value for fresh start reporting. Subsequent to the Fresh Start Reporting Date, we have elected to continue accounting for these VIEs at fair value under the fair value option in accordance with the Financial Instruments Topic of the ASC. Other loans had a combined outstanding principal balance of $6,936 and $7,734 at December 31, 2014 and 2013, respectively. Interest rates on these loans were 4.68% and 4.62% at December 31, 2014 and 2013, respectively. The maturity dates of these loans was June 2026 as of December 31, 2014 and 2013. Collectability of these loans is evaluated individually on an ongoing basis; no loan has been considered impaired and as such no loan impairments have been recorded as of December 31, 2014 and 2013

Loans (Notes)

12 Months Ended

Dec. 31, 2014

LOANS

Loans had been extended: (i) by VIEs which are consolidated by Ambac under ASC Topic 810 as a result of Ambac’s financial guarantees of the VIEs’ note liabilities and/or assets, and (ii) to certain institutions in connection with various transactions.

Loans by consolidated VIEs are generally carried at fair value on the Consolidated Balance Sheets. See Note 4. Special Purpose Entities, Including Variable Interest Entities for further information about VIEs for which the assets and liabilities are carried at fair value. VIE loans that had not been carried at fair value have been adjusted to fair value for fresh start reporting. Subsequent to the Fresh Start Reporting Date, we have elected to continue accounting for these VIEs at fair value under the fair value option in accordance with the Financial Instruments Topic of the ASC.

Other loans had a combined outstanding principal balance of $6,936 and $7,734 at December 31, 2014 and 2013, respectively. Interest rates on these loans were 4.68% and 4.62% at December 31, 2014 and 2013, respectively. The maturity dates of these loans was June 2026 as of December 31, 2014 and 2013. Collectability of these loans is evaluated individually on an ongoing basis; no loan has been considered impaired and as such no loan impairments have been recorded as of December 31, 2014 and 2013