Condensed Consolidated Balance Sheets (Unaudited) (Parentheticals) (USD $) In Thousands, except Per Share data, unless otherwise specified	Dec. 31, 2011	Jun. 30, 2011
ASSETS
Allowance of receivables	$ 628	$ 380
Stockholders' Equity:
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	200,000	200,000
Common stock, shares issued	29,341	28,972
Treasury stock, shares	14,447	14,072