Debt Outstanding (Detail) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2011
|
Dec. 31, 2010
|
Dec. 31, 2010
Note, 4.25%, due in installments through May 2012
|
Dec. 31, 2011
Notes, 7.34%, due in installments through May 2014
|
Dec. 31, 2010
Notes, 7.34%, due in installments through May 2014
|
May 31, 2007
Notes, 7.34%, due in installments through May 2014
|
Dec. 31, 2011
Notes, 4.45%, due December 2014
|
Dec. 31, 2010
Notes, 4.45%, due December 2014
|
Nov. 04, 2009
Notes, 4.45%, due December 2014
|
Dec. 31, 2011
Notes, 6.30%, due July 2017
|
Dec. 31, 2010
Notes, 6.30%, due July 2017
|
Jun. 28, 2007
Notes, 6.30%, due July 2017
|
Dec. 31, 2011
Debentures, 6.90%, due July 2028
|
Dec. 31, 2010
Debentures, 6.90%, due July 2028
|
Dec. 31, 2011
Notes, 7.00%, due July 2037
|
Dec. 31, 2010
Notes, 7.00%, due July 2037
|
Jun. 28, 2007
Notes, 7.00%, due July 2037
|
Dec. 31, 2011
Commercial paper
|
Dec. 31, 2011
Capitalized lease obligation
|
Dec. 31, 2010
Capitalized lease obligation
|
Dec. 31, 2011
Other
|
Dec. 31, 2010
Other
|
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Debt Instrument [Line Items] | ||||||||||||||||||||||
Total debt | $ 999.2 | $ 990.2 | $ 4.7 | $ 45.0 | $ 60.0 | $ 75.0 | $ 275.0 | $ 275.0 | $ 275.0 | $ 272.5 | $ 272.5 | $ 300.0 | $ 125.0 | $ 125.0 | $ 250.0 | $ 250.0 | $ 250.0 | $ 30.0 | $ 1.1 | $ 2.0 | $ 0.6 | $ 1.0 |
Less short-term debt and current maturities | (47.2) | (20.7) | ||||||||||||||||||||
Less unamortized discounts | (1.8) | (2.1) | ||||||||||||||||||||
Plus fair value adjustments | 15.8 | 11.5 | 1.0 | 14.8 | ||||||||||||||||||
Total long-term debt, net of discount | $ 966.0 | $ 978.9 |