XML 50 R21.htm IDEA: XBRL DOCUMENT v2.4.0.6
Property, Plant And Equipment, Intangible Assets And Goodwill (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Amortization expense $ 76.2 $ 80.4 $ 151.5 $ 159.5