Note 12 - Supplemental Cash Flow Information (Details) - Supplemental Cash Flow Information - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Cash payments:
Interest	$ 48	$ 76	$ 76
Income taxes	1,078	978	3,404
Issuance of common shares as compensation	$ 191	$ 193	$ 57