CONDENSED CONSOLIDATED BALANCE SHEETS (PARENTHETICALS) (USD $)	Jun. 30, 2013	Dec. 31, 2012
Stockholders' Equity:
Preferred Stock, par value	$ 1	$ 1
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value	$ 1	$ 1
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	70,009,327	70,376,543