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Note 2 - Acquisitions - Unaudited Pro Forma Information (Details) - Standex Electronics Japan Corporation [Member] - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended			9 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	[1]	Mar. 31, 2018	Mar. 31, 2017	[1]
Net Sales	$ 216,743	$ 200,423		$ 640,873	$ 587,496
Net Income	$ 12,820	$ 12,944		$ 24,191	$ 41,653
Earnings per share:
Basic (in dollars per share)	$ 1.01	$ 1.02		$ 1.91	$ 3.29
Diluted (in dollars per share)	$ 1	$ 1.01		$ 1.89	$ 3.26
[1] Fiscal year 2017 unaudited pro-forma results have been recast as a result of the adoption of Accounting Standards Update (ASU) 2016-09, Improvements to Employee Share-Based Payment Accounting.

X

- Definition

The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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-Publisher FASB
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