Consolidated Balance Sheets (Parenthetical) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Consolidated Balance Sheets [Abstract]
Common stock par value	$ 0.10	$ 0.10
Common stock, shares authorized	50,000,000	50,000,000
Common stock, shares issued	10,937,000	10,907,000
Common stock, shares outstanding	10,937,000	10,907,000