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Note 11 - Supplemental Cash Flow Information (Details) - Supplemental Cash Flow Information (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Cash payments:    
Interest $ 57 $ 57
Income taxes 1,136 3,227
Issuance of common shares as compensation $ 144 $ 44