XML 64 R7.htm IDEA: XBRL DOCUMENT v2.4.0.6
CONSOLIDATED CONDENSED BALANCE SHEETS (Parenthetical) (USD $)
In Millions, except Per Share data, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Common stock, shares authorized 250.0 250.0
Common stock, par value $ 1 $ 1
Common stock, shares issued 104.0 104.1
Common stock, shares outstanding 92.7 93.5
Unvested restricted common stock including in shares issued and outstanding 0.2 0.5