XML 21 R38.htm IDEA: XBRL DOCUMENT v2.3.0.15
Restructuring (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended9 Months Ended
Dec. 31, 2010
Positions
Sep. 30, 2011
Restructuring Plan, 2010 [Member]
Sep. 30, 2011
Restructuring Plan, 2010 [Member]
Sep. 30, 2011
Restructuring Plan, 2008 [Member]
Sep. 30, 2011
Restructuring Plan, 2006 [Member]
Restructuring (Textuals) [Abstract]     
Pre-tax restructuring charge$ 10.6    
Workforce reduction, positions230    
Restructuring charges paid 1.36.6  
Restructuring reserve, current $ 2.2$ 2.2$ 0.4$ 4.0