Consolidated Balance Sheets (Parenthetical) (USD $)	Sep. 30, 2013	Dec. 31, 2012
Consolidated Balance Sheets
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, shares issued	0	18,255
Preferred stock, liquidation value (in dollars)	$ 1,000	$ 1,000
Common stock, par value (in dollars per share)	$ 1	$ 1
Common stock, shares authorized	15,000,000	15,000,000
Common stock, shares issued	5,194,537	5,000,972
Treasury stock, shares	161,858	161,858