Note 6 - Inventories (Details) - Inventory (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Jun. 30, 2012
Inventory [Abstract]
Raw materials and supplies	$ 29,565	$ 35,803
Goods in process and finished parts	20,256	24,044
Finished goods	37,507	37,553
	87,328	97,400
LIFO reserve	(30,827)	(27,505)
	$ 56,501	$ 69,895

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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.

+ References

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

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-Subparagraph (SX 210.5-02.6(a)(1))

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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

+ References

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Amount of difference between inventory at lower of LIFO cost or market and inventory at lower of other inventory accounting method cost or market, for example, but not limited to, FIFO or average cost.

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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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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-Topic 330

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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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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

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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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-Publisher SEC

-Name Regulation S-X (SX)

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