CONSOLIDATED BALANCE SHEETS (Parentheticals) (USD $)	Dec. 31, 2013	Dec. 31, 2012
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	218,985,816	220,144,287
Common stock, shares outstanding	218,985,816	220,144,287