Consolidated Balance Sheets Parentheticals (USD $) In Thousands, except Per Share data	Sep. 30, 2011	Dec. 31, 2010
Preferred stock, par value or stated value	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,000	5,000
Preferred stock, shares issued	0	0
Common stock, par value or stated value	$ 0.01	$ 0.01
Common stock, shares authorized	395,000	395,000
Common stock, shares issued	90,689	90,689
Common stock, shares outstanding	88,482	90,689
Treasury stock, shares	2,207	0