CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Jan. 01, 2022	Jan. 02, 2021
Statement of Comprehensive Income [Abstract]
Net Income	$ 494.9	$ 235.8	$ 192.2
Translation:
Foreign Currency Translation Adjustments	(157.9)	(45.5)	60.7
Hedging Activities:
Increase in Fair Value of Hedging Activities, Net of Tax Effects of $1.5 Million in 2022, $11.6 Million in 2021 and $2.8 Million in 2020	4.6	36.7	8.6
Reclassification of (Gains) Losses Included in Net Income, Net of Tax Effects of $(2.6) Million in 2022, $(12.4) Million in 2021 and $2.2 Million in 2020	(8.3)	(39.2)	6.9
Reclassification of (Gains) Losses Included in Net Income, Net of Tax Effects of $(2.6) Million in 2022, $(12.4) Million in 2021 and $2.2 Million in 2020	(3.7)	(2.5)	15.5
Pension and Post Retirement Plans:
Decrease (Increase) in Prior Service Cost and Unrecognized Gain (Loss), Net of Tax Effects of zero in 2022, $4.9 Million in 2021 and $(0.1) Million in 2020	0.1	15.4	(0.6)
Amortization of Prior Service Cost and Unrecognized Loss Included in Net Periodic Pension Cost, Net of Tax Effects of $0.2 Million in 2022, $0.4 Million in 2021 and $0.2 Million in 2020	0.9	1.4	0.5
Amortization of Prior Service Cost and Unrecognized Loss Included in Net Periodic Pension Cost, Net of Tax Effects of $0.2 Million in 2022, $0.4 Million in 2021 and $0.2 Million in 2020	1.0	16.8	(0.1)
Other Comprehensive (Loss) Income	(160.6)	(31.2)	76.1
Comprehensive Income	334.3	204.6	268.3
Less: Comprehensive Income Attributable to Noncontrolling Interest	2.4	6.8	6.1
Comprehensive Income Attributable to Regal Rexnord Corporation	$ 331.9	$ 197.8	$ 262.2