Consolidated Statements of Stockholders' Deficiency - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Common Stock [Member]
Balance, July 1, 2015	$ 42	$ 42
Balance, July 1, 2015 (in shares)	21,140,074	21,140,074
Compensation expense-employee stock options
Stock issued upon exercise of stock options (in shares)	30,000
Stock issued upon exercise of stock options
Net income
Balance, June 30, 2016	$ 42	$ 42
Balance, June 30, 2016 (in shares)	21,170,074	21,140,074
Additional Paid-in Capital [Member]
Balance, July 1, 2015	$ 44,707	$ 44,676
Compensation expense-employee stock options	49	31
Stock issued upon exercise of stock options	3
Net income
Balance, June 30, 2016	44,759	44,707
AOCI Attributable to Parent [Member]
Balance, July 1, 2015	(52,977)	(53,935)
Compensation expense-employee stock options
Stock issued upon exercise of stock options
Net income	2,346	958
Balance, June 30, 2016	(50,631)	(52,977)
Treasury Stock [Member]
Balance, July 1, 2015	$ (99)	$ (99)
Balance, July 1, 2015 (in shares)	34,900	34,900
Compensation expense-employee stock options
Stock issued upon exercise of stock options (in shares)
Stock issued upon exercise of stock options
Net income
Balance, June 30, 2016	$ (99)	$ (99)
Balance, June 30, 2016 (in shares)	34,900	34,900
Balance, July 1, 2015	$ (8,327)	$ (9,316)
Compensation expense-employee stock options	$ 49	$ 31
Stock issued upon exercise of stock options (in shares)	30,000	0
Stock issued upon exercise of stock options	$ 3
Net income	2,346	$ 958
Balance, June 30, 2016	$ (5,929)	$ (8,327)