XML 126 R114.htm IDEA: XBRL DOCUMENT
v3.24.3

Future Policy Benefits - Schedule of Balances and Changes in the Deferred Profit Liability (Details) - USD ($) $ in Millions | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Immediate Annuities |  |  |
Deferred Profit Liability Rollforward [Roll Forward] |  |  |
Balance, beginning of year | $ 87 | $ 69 |
Effect of modeling changes |  | 0 | $ 4
Effect of changes in cash flow assumptions |  | 0 | 0
Effect of actual variances from expected experience |  | 6 | 16
Balance adjusted for variances from expectation |  | 93 | 89
Issuances | 2 | 3 |
Interest accrual | 1 | 2 |
Amortization | (6) | (7) |
Balance, end of period | 90 | 87 |
Effect of modeling changes |  | 0 | 4
Effect of changes in cash flow assumptions |  | 0 | 0
Effect of actual variances from expected experience |  | 6 | 16
PRT |  |  |
Deferred Profit Liability Rollforward [Roll Forward] |  |  |
Balance, beginning of year | 10 | 4 |
Effect of modeling changes |  | 0 | 0
Effect of changes in cash flow assumptions |  | (7) | 1
Effect of actual variances from expected experience |  | 0 | 5
Balance adjusted for variances from expectation |  | 3 | 10
Issuances | 0 | 0 |
Interest accrual | 4 | 1 |
Amortization | (1) | (1) |
Balance, end of period | $ 6 | 10 |
Effect of modeling changes |  | 0 | 0
Effect of changes in cash flow assumptions |  | (7) | 1
Effect of actual variances from expected experience |  | $ 0 | $ 5

X
- Definition Deferred Profit Liability + References No definition available. + Details
Name: | fnf_DeferredProfitLiability
Namespace Prefix: | fnf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Deferred Profit Liability, Amortization + References No definition available. + Details
Name: | fnf_DeferredProfitLiabilityAmortization
Namespace Prefix: | fnf_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Deferred Profit Liability, Before Reinsurance, After Cash Flow Change + References No definition available. + Details
Name: | fnf_DeferredProfitLiabilityBeforeReinsuranceAfterCashFlowChange
Namespace Prefix: | fnf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Deferred Profit Liability, Cumulative Increase (Decrease) Of Actual Variance From Expected Experience + References No definition available. + Details
Name: | fnf_DeferredProfitLiabilityCumulativeIncreaseDecreaseOfActualVarianceFromExpectedExperience
Namespace Prefix: | fnf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Deferred Profit Liability, Effect Of Changes In Cash Flow Assumptions + References No definition available. + Details
Name: | fnf_DeferredProfitLiabilityEffectOfChangesInCashFlowAssumptions
Namespace Prefix: | fnf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Deferred Profit Liability, Effect Of Modeling Changes + References No definition available. + Details
Name: | fnf_DeferredProfitLiabilityEffectOfModelingChanges
Namespace Prefix: | fnf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Deferred Profit Liability, Interest Expense + References No definition available. + Details
Name: | fnf_DeferredProfitLiabilityInterestExpense
Namespace Prefix: | fnf_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Deferred Profit Liability, Issuance + References No definition available. + Details
Name: | fnf_DeferredProfitLiabilityIssuance
Namespace Prefix: | fnf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Deferred Profit Liability Rollforward + References No definition available. + Details
Name: | fnf_DeferredProfitLiabilityRollforwardRollForward
Namespace Prefix: | fnf_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_ProductOrServiceAxis=fnf_ImmediateAnnuityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=fnf_PRTMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |