Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data	Sep. 30, 2011	Jun. 30, 2011
Accounts receivable, allowance for doubtful accounts	$ 119	$ 73
Preferred stock; par value	$ 0.01	$ 0.01
Preferred stock; shares authorized	500,000	500,000
Preferred stock; issued	0	0
Preferred stock; outstanding	0	0
Common stock; par value	$ 0.01	$ 0.01
Common stock; shares authorized	20,000,000	20,000,000
Common stock; issued	7,009,173	7,013,713
Common stock; outstanding	7,009,173	7,013,713
Treasury stock, shares	291,504	286,964