CONSOLIDATED BALANCE SHEETS (unaudited) (Parenthetical) (USD $)	Sep. 30, 2011	Dec. 31, 2010
EQUITY
Common stock, authorized (in shares)	40,000,000	40,000,000
Common stock, par value (in dollars per share)	$ 0.10	$ 0.10
Common stock, issued (in shares)	23,990,415	23,982,915
Common stock, outstanding (in shares)	23,690,415	23,682,915