CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Statement of Comprehensive Income [Abstract]
Net Income (Loss)	$ 73.0	$ (138.6)	$ 156.4	$ (110.9)
Other Comprehensive Income (Loss) Net of Tax:
Foreign Currency Translation Adjustments	124.7	(86.1)	(18.8)	(82.1)
Reclassification of Foreign Currency Translation Losses to Earnings (see Note 3 - Acquisitions and Divestitures)	0.0	0.0	121.3	0.0
Hedging Activities:
(Decrease) Increase in Fair Value of Hedging Activities, Net of Tax Effects of $(2.6) million and $(0.6) million for the Three Months Ended September 30, 2024 and September 30, 2023 and $(2.8) million and $5.9 million for the Nine Months Ended September 30, 2024 and September 30, 2023, Respectively	(8.3)	(1.8)	(9.0)	18.7
Reclassification of Gains included in Net Income (Loss), Net of Tax Effects of $(1.7) million and $(0.7) million for the Three Months Ended September 30, 2024 and September 30, 2023 and $(5.5) million and $(0.5) million for the Nine Months Ended September 30, 2024 and September 30, 2023, Respectively	(5.5)	(2.4)	(17.5)	(1.6)
Pension and Post Retirement Plans:
Increase in Prior Service Cost and Unrecognized Loss, Net of Tax Effects of zero and $(0.1) million for the three and nine months ended September 30, 2024, respectively.	0.0	0.0	(0.4)	0.0
Reclassification Adjustments for Pension and Post Retirement Benefits included in Net Income (Loss), Net of Tax Effects of $0.1 and $(0.1) million for the Three Months Ended September 30, 2024 and September 30, 2023 and $0.1 and $(0.4) million for the Nine Months Ended September 30, 2024 and September 30, 2023, Respectively	0.1	(0.4)	0.4	(1.2)
Other Comprehensive Income (Loss)	111.0	(90.7)	76.0	(66.2)
Comprehensive Income (Loss)	184.0	(229.3)	232.4	(177.1)
Less: Comprehensive Income Attributable to Noncontrolling Interests	0.7	0.5	1.1	1.1
Comprehensive Income (Loss) Attributable to Regal Rexnord Corporation	$ 183.3	$ (229.8)	$ 231.3	$ (178.2)