Condensed Balance Sheets (Parenthetical) (USD $) In Thousands, except Per Share data	Sep. 30, 2011	Jun. 30, 2011
Condensed Balance Sheets
Accounts receivable, allowances (in dollars)	$ 50	$ 50
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	25,000	25,000
Common stock, shares issued	14,566	14,500
Common stock, shares outstanding	14,566	14,500