Pension and Other Benefit Programs (Schedule Of Periodic Benefit (Credits) Costs) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
U.S. Defined-Benefit Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost of benefits earned during the period	$ 2.1	$ 2.2	$ 4.2	$ 5.8
Interest cost on projected benefit obligation	12.4	16.5	24.9	36.9
Expected return on plan assets	(24.8)	(26.2)	(49.6)	(58.2)
Amortization of prior service (credit) cost	0.3	0.4	0.7	0.9
Amortization of net actuarial (gain) loss	4.3	11.4	8.5	25.4
Net periodic pension\postretirement (credit) cost	(5.7)	4.3	(11.3)	10.8
Less: Discontinued operations				2.2
Net periodic pension (credit) cost, continuing operations	(5.7)	4.3	(11.3)	8.6
Retiree Health And Life Insurance Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost of benefits earned during the period	0.1	0.1	0.2	0.2
Interest cost on projected benefit obligation	0.8	1.0	1.5	2.8
Amortization of prior service (credit) cost		(0.1)		(0.2)
Amortization of net actuarial (gain) loss	(0.9)	(1.3)	(1.8)	(3.6)
Net periodic pension\postretirement (credit) cost		(0.3)	(0.1)	(0.8)
Less: Discontinued operations				(0.2)
Net periodic pension (credit) cost, continuing operations		(0.3)	(0.1)	(0.6)
Non-U.S. Defined-Benefit Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost of benefits earned during the period	0.5	0.6	1.0	1.1
Interest cost on projected benefit obligation	1.3	1.8	2.6	3.5
Expected return on plan assets	(1.7)	(2.0)	(3.3)	(4.0)
Amortization of net actuarial (gain) loss	0.3	0.3	0.6	0.6
Net periodic pension\postretirement (credit) cost	$ 0.4	$ 0.7	$ 0.9	$ 1.2