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Note 2 - Acquisitions (Details Textual) - USD ($) $ in Thousands	3 Months Ended				9 Months Ended
	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Payments to Acquire Businesses, Net of Cash Acquired, Total					$ (0)	$ 9,902
Goodwill, Ending Balance	$ 269,463		$ 267,906		269,463
Business Combination, Acquisition Related Costs	21			$ 419	$ 487	$ 1,561
Maximum [Member]
Business Combination, Acquisition Related Costs	$ 100
Sensor Solutions [Member]
Payments to Acquire Businesses, Net of Cash Acquired, Total		$ 9,900
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total		2,800
Goodwill, Ending Balance		5,800
Sensor Solutions [Member] | Customer-Related Intangible Assets [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles		$ 2,000
Finite-Lived Intangible Asset, Useful Life (Year)		10 years
Sensor Solutions [Member] | Trademarks [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets		$ 800
Standex Electronics [Member]
Payments to Acquire Businesses, Gross			3,100
Business Acquisition, Goodwill, Expected Tax Deductible Amount			$ 2,500

X

- Definition

The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

+ References

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-Topic 805
-SubTopic 30
-Section 50
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X

- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

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- Definition

Amount of assets, excluding financial assets and goodwill, that lack physical substance, having a projected indefinite period of benefit, acquired at the acquisition date.

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- Definition

Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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- Definition

The amount of identifiable intangible assets recognized as of the acquisition date.

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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X

- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

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- Definition

The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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