CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014
Current assets:
Accounts receivable, allowance for doubtful accounts	$ 18	$ 78
LIABILITIES AND STOCKHOLDERS' EQUITY
Shares of common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Shares of common stock, authorized (in shares)	14,000,000	14,000,000
Shares of common stock, issued (in shares)	9,136,793	8,996,655
Shares of common stock, outstanding (in shares)	9,136,793	8,996,655
Treasury stock, at cost (in shares)	37,788	37,788
Series Preferred Stock [Member]
LIABILITIES AND STOCKHOLDERS' EQUITY
Shares of preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Shares of preferred stock, authorized (in shares)	1,250,000	1,250,000
Shares of preferred stock, issued (in shares)	0	0
Preferred Class A [Member]
LIABILITIES AND STOCKHOLDERS' EQUITY
Shares of preferred stock, par value (in dollars per share)	$ 100	$ 100
Shares of preferred stock, authorized (in shares)	20,000	20,000
Shares of preferred stock, issued (in shares)	0	0