RESTRUCTURING ACTIVITIES (Reconciliation Of Expenses By Type) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 2.3	$ 1.6	$ 5.5	$ 11.8
Exit Related Costs	0.0	0.0	0.0	0.7
Total restructuring and restructuring-related costs	2.3	1.6	5.5	12.5
Commercial and Industrial Systems
Restructuring Cost and Reserve [Line Items]
Total restructuring and restructuring-related costs	1.9	1.2	3.9	9.8
Climate Solutions
Restructuring Cost and Reserve [Line Items]
Total restructuring and restructuring-related costs	0.3	0.3	1.4	2.0
Power Transmission Solutions
Restructuring Cost and Reserve [Line Items]
Total restructuring and restructuring-related costs	0.1	0.1	0.2	0.7
Employee Termination Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.2	0.2	0.2	3.9
Facility Related Costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs	1.7	1.3	3.6	3.9
Other Employment Benefit Expenses
Restructuring Cost and Reserve [Line Items]
Exit Related Costs	0.0	0.0	0.0	0.7
Other Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.4	0.1	1.7	4.0
Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring costs	1.0	1.2	2.6	9.8
Exit Related Costs	0.0	0.0	0.0	0.7
Total restructuring and restructuring-related costs	1.0	1.2	2.6	10.5
Cost of Sales | Employee Termination Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.1	0.1	0.1	2.5
Cost of Sales | Facility Related Costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.5	1.1	1.6	3.4
Cost of Sales | Other Employment Benefit Expenses
Restructuring Cost and Reserve [Line Items]
Exit Related Costs	0.0	0.0	0.0	0.7
Cost of Sales | Other Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.4	0.0	0.9	3.9
Operating Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	1.3	0.4	2.9	2.0
Exit Related Costs	0.0	0.0	0.0	0.0
Total restructuring and restructuring-related costs	1.3	0.4	2.9	2.0
Operating Expenses | Employee Termination Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.1	0.1	0.1	1.4
Operating Expenses | Facility Related Costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs	1.2	0.2	2.0	0.5
Operating Expenses | Other Employment Benefit Expenses
Restructuring Cost and Reserve [Line Items]
Exit Related Costs	0.0	0.0	0.0	0.0
Operating Expenses | Other Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 0.0	$ 0.1	$ 0.8	$ 0.1