Annual report pursuant to Section 13 and 15(d)

ACQUISITIONS AND INVESTMENTS - Summary of Consideration Transferred (Details)

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ACQUISITIONS AND INVESTMENTS - Summary of Consideration Transferred (Details) - Boa Vista Servicos S
$ in Millions
Aug. 07, 2023
USD ($)
shares
Business Acquisition [Line Items]  
Cash transferred $ 509.7
Equifax do Brasil common shares issued 176.4
Equifax Brazilian Depositary Receipts ("Equifax BDRs") issued 94.6
Fair value of 10% investment 88.9
Total value of consideration $ 869.6
Common Stock | Equifax do Brasil  
Business Acquisition [Line Items]  
Shares transferred for investment (in shares) | shares 2,171,615
Common Stock | Equifax Inc.  
Business Acquisition [Line Items]  
Shares transferred for investment (in shares) | shares 479,725