Balance Sheets (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Jun. 30, 2012	Jun. 30, 2011
Receivables, allowance (in Dollars)	$ 38	$ 180
Preferred stock, par value (in Dollars per share)	$ 0	$ 0
Preferred stock, shares authorized (in Shares)	5,000,000	5,000,000
Preferred stock, shares issued (in Shares)	0	0
Common stock, par value (in Dollars per share)	$ 0	$ 0
Common stock, shares authorized (in Shares)	50,000,000	50,000,000
Common stock, shares issued (in Shares)	12,253,000	12,253,000
Common stock, shares outstanding (in Shares)	12,253,000	12,253,000