CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Jan. 01, 2022	Jan. 02, 2021	Dec. 28, 2019
Income Statement [Abstract]
Net Sales	$ 3,810.3	$ 2,907.0	$ 3,238.0
Cost of Sales	2,724.6	2,098.3	2,377.3
Gross Profit	1,085.7	808.7	860.7
Operating Expenses	714.7	512.9	544.3
Goodwill Impairment	33.0	10.5	0.0
Asset Impairments	5.6	5.3	10.0
Gain on Sale of Businesses	0.0	(0.1)	(44.7)
Total Operating Expenses	753.3	528.6	509.6
Income from Operations	332.4	280.1	351.1
Other (Income) Expenses, net	(5.2)	(4.4)	(0.1)
Interest Expense	60.4	39.8	53.0
Interest Income	7.4	5.9	5.6
Income before Taxes	284.6	250.6	303.8
Provision for Income Taxes	68.5	56.8	61.2
Net Income	216.1	193.8	242.6
Less: Net Income Attributable to Noncontrolling Interests	6.2	4.5	3.7
Net Income Attributable to Regal Rexnord Corporation	$ 209.9	$ 189.3	$ 238.9
Earnings Per Share Attributable to Regal Rexnord Corporation:
Basic (in dollars per share)	$ 4.44	$ 4.66	$ 5.69
Assuming Dilution (in dollars per share)	$ 4.40	$ 4.64	$ 5.66
Weighted Average Number of Shares Outstanding:
Basic (in shares)	47.3	40.6	42.0
Assuming Dilution (in shares)	47.7	40.8	42.2