Employee Benefit Plans (Narrative) (Details) (USD $) In Millions, unless otherwise specified		3 Months Ended		9 Months Ended						3 Months Ended		9 Months Ended		3 Months Ended
	Sep. 30, 2013	Sep. 30, 2013 Pension Plan, Defined Benefit [Member]	Sep. 30, 2012 Pension Plan, Defined Benefit [Member]	Sep. 30, 2013 Pension Plan, Defined Benefit [Member]	Sep. 30, 2012 Pension Plan, Defined Benefit [Member]	Sep. 30, 2013 United States Pension Plans of US Entity, Defined Benefit [Member]	Dec. 31, 2012 United States Pension Plans of US Entity, Defined Benefit [Member]	Sep. 30, 2013 Foreign Pension Plans, Defined Benefit [Member]	Dec. 31, 2012 Foreign Pension Plans, Defined Benefit [Member]	Sep. 30, 2013 Unfunded Executive Pension Plans [Member]	Sep. 30, 2012 Unfunded Executive Pension Plans [Member]	Sep. 30, 2013 Unfunded Executive Pension Plans [Member]	Sep. 30, 2012 Unfunded Executive Pension Plans [Member]	Sep. 30, 2013 Other Pension Plans, Postretirement or Supplemental Plans, Defined Benefit [Member]	Sep. 30, 2013 Supplemental Employee Retirement Plans, Defined Benefit [Member]	Mar. 31, 2014 100% [Domain]	Mar. 31, 2014 50% [Domain]	Mar. 31, 2014 3% [Domain]	Mar. 31, 2014 2% [Domain]
Liabilities related to defined benefit pension plan						$ 43.2	$ 70.0	$ 27.6	$ 23.8
Contributions by employer		10.0
Curtailment (benefit) loss recognized during the period		0	0	0	(0.2)					0	0.3	0	0.1
Trading Securities, Fair Value Disclosure	13.5
Settlement (gain) loss recognized during the period		$ 4.4	$ 0	$ 11.9	$ 0									$ 0.2	$ (0.2)
Defined Contribution Plan, Employer Matching Contribution, Percent of Match																100.00%	50.00%
Defined Contribution Plan, Contributions by Employee																		3.00%	2.00%