Pensions And Other Benefit Programs (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Defined Benefit Plan Disclosure [Line Items]
Alternative investment fund	$ 1,102.8	$ 1,012.1
U.S. Defined-Benefit Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Accumulated benefit obligation	2,070.7	1,913.6
Assumed rate of return forecast	6.50%
Amortization of unrecognized net actuarial losses	41.8
Estimated future employer contributions in 2013	3.8
Long-term return forecast	6.50%	7.25%
U.S. Retiree Health And Life Insurance Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Average rate of annual increase in the per capita costs, pre-65	7.60%
Average rate of annual increase in the per capita costs, post-65	7.80%
Ultimate rate	5.00%
Amortization of unrecognized net actuarial losses	4.1
Estimated future employer contributions in 2013	23.3
Curtailment gain		8.4
Non-U.S. Defined-Benefit Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Accumulated benefit obligation	396.3	348.8
Alternative investment fund	200.4	182.2
Assumed rate of return forecast	5.40%	6.60%
Amortization of unrecognized net actuarial losses	2.6
Estimated future employer contributions in 2013	15.5
Long-term return forecast	5.40%	6.60%
Worldwide And Multiemployer Defined-Benefit Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Costs for worldwide defined contribution benefit plans and multiemployer pension plans	$ 13.6	$ 12.8	$ 11.7
Minimum [Member]
Defined Benefit Plan Disclosure [Line Items]
Assumed rate of return forecast period	10 years
Maximum [Member]
Defined Benefit Plan Disclosure [Line Items]
Assumed rate of return forecast period	20 years