Consolidated Balance Sheets (Unaudited) (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Preferred stock, par value (in Dollars per share)	$ 1,000	$ 1,000
Preferred stock, authorized shares (in Shares)	30,000	30,000
Preferred stock, liquidation preference per share (in Dollars per share)	$ 1,000	$ 1,000
Preferred stock, shares issued (in Dollars)	$ 0	$ 0
Common stock, par value (in Dollars per share)	$ 1.00	$ 1.00
Common stock, authorized shares (in Shares)	20,000,000	20,000,000
Common stock, issued shares (in Shares)	12,561,677	12,525,411
Treasury stock, shares (in Shares)	210,155	251,376