Consolidated Statement of Stockholders' Equity (Unaudited) (USD $)	Total	Accumulated Other Comprehensive Income (Loss) [Member]	Additional Paid-in Capital [Member]	Common Stock [Member]	Convertible Preferred Stock [Member]	Retained Earnings [Member]
Balance at July 1, 2014 at Jun. 30, 2014	$ 42,320,000	$ 948,000	$ 66,028,000	$ 545,000	$ 4,000	$ (25,205,000)
Balance at July 1, 2014 (in shares) at Jun. 30, 2014				54,491,296	385,357
Vesting of stock options granted to employees	556,000		556,000
Conversion of preferred stock into common stock (in shares)				368,019	(41,851)
Conversion of preferred stock into common stock			(3,000)	4,000	(1,000)
Cashless exercise of stock options (in shares)				470,155
Cashless exercise of stock options			(5,000)	5,000
Stock repurchased through tender offer (in shares)				(25,849,945)
Stock repurchased through tender offer	(31,021,000)		(30,762,000)	(259,000)
Payment of taxes upon the exercise of stock options	(185,000)		(185,000)
Payment of preferred stock dividends	(52,000)		(52,000)
Net change in cumulative foreign currency translation gain (loss)	137,000	137,000
Net income (loss)	(750,000)					(750,000)
Balance at December 31, 2014 at Dec. 31, 2014	$ 11,005,000	$ 1,085,000	$ 35,577,000	$ 295,000	$ 3,000	$ (25,955,000)
Balance at December 31, 2014 (in shares) at Dec. 31, 2014				29,479,525	343,506