CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Net income	$ 607.3	$ 551.7	$ 700.2
Other comprehensive (loss) income:
Foreign currency translation adjustment	(321.0)	42.1	(177.6)
Change in unrecognized prior service cost related to our pension and other postretirement benefit plans, net	0.1	(0.2)	(1.5)
Change in cumulative gain from cash flow hedging transactions, net	0.1	0.1	0.0
Other comprehensive (loss) income	(320.8)	42.0	(179.1)
Comprehensive income (loss)	286.5	593.7	521.1
Equifax Shareholders
Net income	604.1	545.3	696.2
Other comprehensive (loss) income:
Foreign currency translation adjustment	(291.7)	42.6	(176.8)
Change in unrecognized prior service cost related to our pension and other postretirement benefit plans, net	0.1	(0.2)	(1.5)
Change in cumulative gain from cash flow hedging transactions, net	0.1	0.1	0.0
Other comprehensive (loss) income	(291.5)	42.5	(178.3)
Comprehensive income (loss)	312.6	587.8	517.9
Noncontrolling Interests including Redeemable Noncontrolling Interests
Net income	3.2	6.4	4.0
Other comprehensive (loss) income:
Foreign currency translation adjustment	(29.3)	(0.5)	(0.8)
Change in unrecognized prior service cost related to our pension and other postretirement benefit plans, net	0.0	0.0	0.0
Change in cumulative gain from cash flow hedging transactions, net	0.0	0.0	0.0
Other comprehensive (loss) income	(29.3)	(0.5)	(0.8)
Comprehensive income (loss)	$ (26.1)	$ 5.9	$ 3.2