v3.24.2.u1
Loss and Loss Adjustment Expense Reserves (Schedule Of Financial Guarantees And Related Claim Liability) (Detail)
$ in Millions
 6 Months Ended 12 Months Ended
Jun. 30, 2024
USD ($)
Issue
Policy
Dec. 31, 2023
USD ($)
Issue
Policy
Loss And Loss Adjustment Expense Reserves [Line Items]    
Number of policies | Policy 125 129
Number of issues | Issue [1] 89 90
Remaining weighted average contract period (in years) 6 years 6 years 3 months 18 days
Principal [2] $ 2,450 $ 2,580
Interest [2] 2,001 2,118
Total [2] 4,451 4,698
Gross claim liability [3] 963 651
Less: Gross potential recoveries [4] 427 235
Discount, net [5] 105 125
Net claim liability (recoverable) 431 291
Unearned premium revenue 15 16
Reinsurance recoverable on paid and unpaid losses [6] $ 19 $ 13
Caution List Low [Member]    
Loss And Loss Adjustment Expense Reserves [Line Items]    
Number of policies | Policy 30 35
Number of issues | Issue [1] 11 13
Remaining weighted average contract period (in years) 5 years 8 months 12 days 5 years 7 months 6 days
Principal [2] $ 795 $ 1,336
Interest [2] 1,390 1,614
Total [2] 2,185 2,950
Gross claim liability [3] 0 0
Less: Gross potential recoveries [4] 0 0
Discount, net [5] 0 0
Net claim liability (recoverable) 0 0
Unearned premium revenue $ 5 $ 9
Caution List Medium [Member]    
Loss And Loss Adjustment Expense Reserves [Line Items]    
Number of policies | Policy 0 0
Number of issues | Issue [1] 0 0
Principal [2] $ 0 $ 0
Interest [2] 0 0
Total [2] 0 0
Gross claim liability [3] 0 0
Less: Gross potential recoveries [4] 0 0
Discount, net [5] 0 0
Net claim liability (recoverable) 0 0
Unearned premium revenue $ 0 $ 0
Caution List High [Member]    
Loss And Loss Adjustment Expense Reserves [Line Items]    
Number of policies | Policy 0 0
Number of issues | Issue [1] 0 0
Principal [2] $ 0 $ 0
Interest [2] 0 0
Total [2] 0 0
Gross claim liability [3] 0 0
Less: Gross potential recoveries [4] 0 0
Discount, net [5] 0 0
Net claim liability (recoverable) 0 0
Unearned premium revenue $ 0 $ 0
Classified List [Member]    
Loss And Loss Adjustment Expense Reserves [Line Items]    
Number of policies | Policy 95 94
Number of issues | Issue [1] 78 77
Remaining weighted average contract period (in years) 6 years 2 months 12 days 7 years 1 month 6 days
Principal [2] $ 1,655 $ 1,244
Interest [2] 611 504
Total [2] 2,266 1,748
Gross claim liability [3] 963 651
Less: Gross potential recoveries [4] 427 235
Discount, net [5] 105 125
Net claim liability (recoverable) 431 291
Unearned premium revenue $ 10 $ 7
[1] An “issue” represents the aggregate of financial guarantee policies that share the same revenue source for purposes of making debt service payments on the insured debt.
[2] Represents contractual principal and interest payments due by the issuer of the obligations insured by MBIA.
[3] The gross claim liability with respect to Puerto Rico exposures are net of expected recoveries for policies in a net payable position.
[4] Gross potential recoveries with respect to certain Puerto Rico exposures are net of the claim liability for policies in a net recoverable position.
[5] Represents discount related to Gross Claim Liability and Gross Potential Recoveries.
[6] Included in "Other assets" on the Company's consolidated balance sheets.