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Note 8 - Summary of Inventory (Details) - USD ($)
$ in Thousands
Jun. 30, 2018
Sep. 30, 2017
Finished goods $ 54,183 $ 45,394
Raw Materials 25,082 22,682
Packaging materials 10,744 8,833
Equipment parts & other 26,185 26,359
Total Inventories $ 116,194 $ 103,268