CONSOLIDATED STATEMENTS OF CAPITALIZATION (Parenthetical) (USD $)	Dec. 31, 2013
CONSOLIDATED STATEMENTS OF CAPITALIZATION
Common stock, par value (in dollars per share)	$ 4
Common stock, shares authorized	32,000,000
Common stock, shares outstanding	23,896,962
Preferred stock, par value (in dollars per share)	$ 100
Preferred stock, shares authorized	1,000,000