Note 16 - Industry Segment Information (Details) - Net Sales and Income (Loss) by Industry Segments (USD $) In Thousands, unless otherwise specified	3 Months Ended
Sep. 30, 2014	Sep. 30, 2013
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net Sales	$ 202,027	$ 178,140
Income from Operations	21,237	17,064
Interest expense	(643)	(560)
Other non-operating income	265	454
Income from continuing operations before income taxes	20,859	16,958
Restructuring costs	(862)	(3,806)
Other operating income (expense), net	(59)
Food Service Equipment Group [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net Sales	113,833	99,911
Income from Operations	11,673	11,969
Restructuring costs	(675)	(3,346)
Engraving Group [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net Sales	28,088	25,027
Income from Operations	6,943	4,773
Restructuring costs	(37)	(252)
Engineering Technologies Group [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net Sales	20,119	17,265
Income from Operations	2,220	2,082
Restructuring costs		(208)
Electronics Products Group [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net Sales	29,470	28,144
Income from Operations	5,546	5,138
Restructuring costs	(150)
Hydraulics Products Group [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Net Sales	10,517	7,793
Income from Operations	1,722	1,174
Corporate and Other [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Income from Operations	$ (5,946)	$ (4,266)

Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

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-Subparagraph (SX 210.4-08.(h)(1)(i))

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Amount of the cost of borrowed funds accounted for as interest expense.

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The net amount of other income and expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) net gains or losses on securities, (d) unusual costs, (e) gains or losses on foreign exchange transactions, and (f) miscellaneous other income and expense items.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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