Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data	Jun. 30, 2011	Jun. 30, 2010
Consolidated Balance Sheets
Allowance for doubtful accounts	$ 570	$ 516
Preferred stock, shares authorized	3,050,000	3,050,000
Preferred stock, shares outstanding	0	0
Common stock, shares authorized	75,000,000	75,000,000
Common stock, shares outstanding	27,385,781	28,167,549