RESTRUCTURING ACTIVITIES (Reconciliation Of Expenses By Type) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jul. 01, 2017	Jun. 30, 2018	Jul. 01, 2017
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 1.5	$ 7.5	$ 3.2	$ 10.2
Restructuring-related costs	0.0	0.2	0.0	0.7
Total restructuring and restructuring-related costs	1.5	7.7	3.2	10.9
Commercial and Industrial Systems
Restructuring Cost and Reserve [Line Items]
Total restructuring and restructuring-related costs	0.7	6.9	2.0	8.6
Climate Solutions
Restructuring Cost and Reserve [Line Items]
Total restructuring and restructuring-related costs	0.7	0.6	1.1	1.7
Power Transmission Solutions
Restructuring Cost and Reserve [Line Items]
Total restructuring and restructuring-related costs	0.1	0.2	0.1	0.6
Employee termination expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.0	1.9	0.0	3.7
Facility related costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs	1.1	1.7	1.9	2.6
Other employment benefit expenses
Restructuring Cost and Reserve [Line Items]
Restructuring-related costs	0.0	0.2	0.0	0.7
Other expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.4	3.9	1.3	3.9
Restructuring-related costs	0.0	0.0	0.0	0.0
Cost of Sales
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.9	6.7	1.6	8.6
Restructuring-related costs	0.0	0.2	0.0	0.7
Total restructuring and restructuring-related costs	0.9	6.9	1.6	9.3
Cost of Sales | Employee termination expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.0	1.2	0.0	2.4
Cost of Sales | Facility related costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.5	1.6	1.1	2.3
Cost of Sales | Other employment benefit expenses
Restructuring Cost and Reserve [Line Items]
Restructuring-related costs	0.0	0.2	0.0	0.7
Cost of Sales | Other expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.4	3.9	0.5	3.9
Restructuring-related costs	0.0	0.0	0.0	0.0
Operating Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.6	0.8	1.6	1.6
Restructuring-related costs	0.0	0.0	0.0	0.0
Total restructuring and restructuring-related costs	0.6	0.8	1.6	1.6
Operating Expenses | Employee termination expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.0	0.7	0.0	1.3
Operating Expenses | Facility related costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.6	0.1	0.8	0.3
Operating Expenses | Other employment benefit expenses
Restructuring Cost and Reserve [Line Items]
Restructuring-related costs	0.0	0.0	0.0	0.0
Operating Expenses | Other expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.0	0.0	0.8	0.0
Restructuring-related costs	$ 0.0	$ 0.0	$ 0.0	$ 0.0