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Commitments and Contingencies (Narrative) (Detail) $ in Millions | 1 Months Ended |
--- | --- | ---
May 31, 2024 USD ($) | Dec. 31, 2024 USD ($) LegalProceedings
Commitments And Contingencies [Line Items] |  |
Other material legal proceedings pending | LegalProceedings |  | 0
Decrease in ROU | $ 7 |
Decrease in operating lease liability | $ 7 |
MBIA Corp [Member] | Fully Drawn [Member] |  |
Commitments And Contingencies [Line Items] |  |
Other Commitment |  | $ 15

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- Definition Amount of increase (decrease) in obligation for operating lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(1) -SubTopic 20 -Topic 842 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
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- Details
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- Details
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