Note 5 - Inventories (Details) - Inventory (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Jun. 30, 2014
Inventories:
Raw materials	$ 26,781	$ 30,278
Work-in-process	4,707us-gaap_InventoryWorkInProcess	5,393us-gaap_InventoryWorkInProcess
Finished goods	10,579us-gaap_InventoryFinishedGoods	9,737us-gaap_InventoryFinishedGoods
Total Inventories	$ 42,067us-gaap_InventoryNet	$ 45,408us-gaap_InventoryNet

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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