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Insurance Contracts (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 06, 2022
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Insurance [Abstract] |  |
Amount of PRHTA Insured Exposure Fully Satisfied |  | $ 4
Amount of PRHTA Net Par Exposure Fully Satisfied |  | $ 83
Insurance [Line Items] |  |
Percent of PRHTA Net Par Exposure Fully Satisfied |  | 21.00%
Amount of Net Par Exposure Put in Trust and Consolidated by Ambac | $ 178 | $ 312

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- Definition Amount of Net Par Exposure Put in Trust and Consolidated by Ambac + References No definition available. + Details
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- Definition Amount of PRHTA Insured Exposure Fully Satisfied + References No definition available. + Details
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- Definition Amount of PRHTA Net Par Exposure Fully Satisfied + References No definition available. + Details
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- Definition Percent of PRHTA Net Par Exposure Fully Satisfied + References No definition available. + Details
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Namespace Prefix: | ambc_
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- References No definition available. + Details
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