Condensed Consolidated Balance Sheet (Parentheticals) (USD $)	Mar. 31, 2013	Dec. 31, 2012
Statement Of Financial Position [Abstract]
Common Stock Par Value	$ 1.00	$ 1.00
Common Stock, Shares Authorized	30,000,000	30,000,000
Common Stock, Shares, Issued	13,139,691	13,094,901