Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2012	Jun. 30, 2011
Consolidated Balance Sheets [Abstract]
Accounts receivable, allowance for doubtful accounts	$ 45	$ 17
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	85,000,000	85,000,000
Common stock, shares issued	29,586,674	29,143,738
Common stock, shares outstanding	29,586,674	29,143,738