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ACQUISITIONS AND INVESTMENTS (Details) - USD ($) $ in Millions	Aug. 07, 2023	Sep. 30, 2022	Mar. 31, 2022
BVS
Business Acquisition [Line Items]
Cash transferred	$ 509.7
BVS \| Common Stock \| Equifax do Brasil
Business Acquisition [Line Items]
Shares transferred (in shares)	2,171,615
BVS \| Common Stock \| Equifax Inc.
Business Acquisition [Line Items]
Shares transferred (in shares)	479,725
Efficient Hire
Business Acquisition [Line Items]
Business acquisition, percentage of voting interests acquired			100.00%
LawLogix
Business Acquisition [Line Items]
Business acquisition, percentage of voting interests acquired		100.00%