Note I - Goodwill and Other Intangibles (Details Textual) - USD ($) $ in Thousands	3 Months Ended
Sep. 27, 2019	Sep. 28, 2018	Jun. 30, 2019
Goodwill, Ending Balance	$ 25,072		$ 25,954
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	9 years
Amortization of Intangible Assets, Total	$ 1,129	$ 665
Indefinite-lived Intangible Assets (Excluding Goodwill), Ending Balance	202		200
European Propulsion [Member]
Goodwill, Ending Balance	22,531		23,371
European Industrial [Member]
Goodwill, Ending Balance	$ 2,541		$ 2,583

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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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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Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

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