Consolidated Statements of Stockholders' Equity (Deficiency) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Total
Balance (in shares) at Jun. 30, 2016	21,140,074			34,900
Balance at Jun. 30, 2016	$ 42	$ 44,707	$ (52,977)	$ (99)	$ (8,327)
Compensation expense for employee stock options		49			$ 49
Stock issued upon exercise of stock options (in shares)	30,000				30,000
Stock issued upon exercise of stock options		3			$ 3
Net income			2,346		2,346
Balance (in shares) at Jun. 30, 2017	21,170,074			34,900
Balance at Jun. 30, 2017	$ 42	44,759	(50,631)	$ (99)	(5,929)
Compensation expense for employee stock options		14			$ 14
Stock issued upon exercise of stock options (in shares)
Net income			679		$ 679
Balance (in shares) at Jun. 30, 2018	21,170,074			34,900
Balance at Jun. 30, 2018	$ 42	$ 44,773	$ (49,952)	$ (99)	$ (5,236)