Consolidated Condensed Statements Of Equity (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	9 Months Ended
	Sep. 30, 2012		Sep. 30, 2011
Cash dividends declared per share	$ (0.01)		$ (0.01)
Common stock repurchased	$ 98,902	[1]	$ 920
Stock Repurchase Authorization [Member]
Common stock repurchased	$ 96,400

[1] 2012 includes $96.4 million repurchased under the share repurchase program launched in fourth quarter 2011.