CONSOLIDATED BALANCE SHEETS (Parentheticals) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Statement Of Financial Position [Abstract]
Preferred Stock, par value (in dollars per share)	$ 0.10	$ 0.10
Preferred Stock, shares authorized	1,000,000	1,000,000
Preferred Stock, shares issued
Common Stock, par value (in dollars per share)	$ 0.10	$ 0.10
Common stock, shares authorized	349,000,000	349,000,000
Common Stock, shares issued	220,144,287	221,187,660
Common Stock, shares outstanding	220,144,287	221,187,660