RESTRUCTURING ACTIVITIES (Reconciliation Of Expenses By Type) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 03, 2021	Jun. 27, 2020	Jul. 03, 2021	Jun. 27, 2020
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 1.5	$ 7.8	$ 3.2	$ 12.9
Total restructuring and restructuring-related costs	1.5	7.8	3.2	12.9
Commercial Systems
Restructuring Cost and Reserve [Line Items]
Total restructuring and restructuring-related costs	0.1	2.3	0.3	4.1
Industrial Systems
Restructuring Cost and Reserve [Line Items]
Total restructuring and restructuring-related costs	0.3	2.0	0.8	2.9
Climate Solutions
Restructuring Cost and Reserve [Line Items]
Total restructuring and restructuring-related costs	0.3	1.3	0.6	2.4
Power Transmission Solutions
Restructuring Cost and Reserve [Line Items]
Total restructuring and restructuring-related costs	0.8	2.2	1.5	3.5
Employee Termination Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.4	4.0	1.0	5.9
Facility Related Costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.9	3.6	1.9	6.7
Other Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.2	0.2	0.3	0.3
Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring costs	1.2	4.8	2.3	9.1
Cost of Sales | Employee Termination Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.2	1.4	0.4	2.9
Cost of Sales | Facility Related Costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.8	3.2	1.6	5.9
Cost of Sales | Other Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.2	0.2	0.3	0.3
Operating Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.3	3.0	0.9	3.8
Operating Expenses | Employee Termination Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.2	2.6	0.6	3.0
Operating Expenses | Facility Related Costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.1	0.4	0.3	0.8
Operating Expenses | Other Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 0.0	$ 0.0	$ 0.0	$ 0.0