CONSOLIDATED CONDENSED BALANCE SHEETS (Parenthetical) (USD $) In Millions, except Per Share data, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
CONSOLIDATED CONDENSED BALANCE SHEETS
Accounts and other receivables, allowances (in dollars)	$ 5.4	$ 14.8
Long-term accounts receivable, allowances (in dollars)	$ 6.0	$ 4.2
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, authorized shares	50.0	50.0
Preferred stock, shares outstanding	0	0
Common stock, par value (in dollars per share)	$ 1.00	$ 1.00
Common stock, shares authorized	350.0	350.0
Common stock, shares issued	123.9	120.0
Common stock, shares outstanding	116.0	114.1
Treasury stock, shares	7.9	5.9