CONSOLIDATED BALANCE SHEETS (Parentheticals) (USD $)	Dec. 31, 2012	Dec. 31, 2011
BALANCE SHEETS-TITLE
Preferred stock par value	$ 1.00	$ 1.00
Preferred stock shares authorized	1,000,000	1,000,000
Preferred stock shares issued	0	0
Preferred stock shares outstanding	0	0
Common stock par value	$ 0.666	$ 0.666
Common stock shares authorized	70,000,000	70,000,000
Common stock shares issued	46,010,815	45,432,252
Common Stock Shares Outstanding	46,010,815	45,432,252