CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2017	Jun. 30, 2017
Statement of Financial Position [Abstract]
Accounts receivable, allowance for doubtful accounts	$ 3	$ 3
Common shares, no par value (in dollars per share)	$ 0	$ 0
Common shares, authorized	50,000,000	50,000,000
Common shares, issued	4,348,292	4,025,193
Common shares, outstanding	4,348,292	4,025,193