Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2015	Jun. 30, 2015
Statement of Financial Position [Abstract]
Accounts receivable, allowance for doubtful accounts	$ 52	$ 56
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	33,240,461	32,570,959
Common stock, shares outstanding	33,240,461	32,570,959