XML 67 R48.htm IDEA: XBRL DOCUMENT
v3.25.0.1

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) $ in Millions | Dec. 31, 2024 USD ($)
--- | ---
Fair Value |
Assets and Liabilities: |
Deferred Compensation Plan Assets | $ 53.0
Deferred Compensation Plan Liability | (53.0)
Total assets and liabilities | 0.0
Quoted Prices in Active Markets for Identical Assets (Level 1) |
Assets and Liabilities: |
Deferred Compensation Plan Assets | 53.0
Deferred Compensation Plan Liability | 0.0
Total assets and liabilities | 53.0
Significant Other Observable Inputs (Level 2) |
Assets and Liabilities: |
Deferred Compensation Plan Assets | 0.0
Deferred Compensation Plan Liability | (53.0)
Total assets and liabilities | (53.0)
Significant Unobservable Inputs (Level 3) |
Assets and Liabilities: |
Deferred Compensation Plan Assets | 0.0
Deferred Compensation Plan Liability | 0.0
Total assets and liabilities | $ 0.0

X
- Definition Represents the deferred compensation plan assets, fair value disclosure as of reporting period. + References No definition available. + Details
Name: | efx_DeferredCompensationPlanAssetsFairValueDisclosure
Namespace Prefix: | efx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the deferred compensation plan liabilities, fair value disclosure as of reporting period. + References No definition available. + Details
Name: | efx_DeferredCompensationPlanLiabilitiesFairValueDisclosure
Namespace Prefix: | efx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value of asset after deduction of liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_FairValueNetAssetLiability
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsRecurringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |