CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data	Sep. 30, 2011	Jun. 30, 2011
Trade accounts receivable, allowance for doubtful accounts	$ 444	$ 448
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	37,004,657	37,153,398
Common stock, shares outstanding	37,004,657	37,153,398