Note I - Goodwill and Other Intangibles - Goodwill Rollforward (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Mar. 27, 2020	Mar. 27, 2020	Jun. 30, 2019
Balance, goodwill gross carrying amount		$ 39,776
Balance, goodwill accumulated impairment	$ (39,202)	(39,202)	$ (13,822)
Balance, goodwill net book value		25,954
Impairment, goodwill accumulated impairment	(25,380)	(25,380)
Translation adjustment, goodwill gross carrying amount		(574)
Translation adjustment, goodwill net book value		(574)
Balance, goodwill gross carrying amount	39,202	39,202
Balance, goodwill net book value
European Propulsion [Member]
Balance, goodwill net book value		23,371
Impairment, goodwill accumulated impairment	(22,822)	(22,822)
Translation adjustment, goodwill gross carrying amount		(549)
Translation adjustment, goodwill net book value		(549)
Balance, goodwill net book value
European Industrial [Member]
Balance, goodwill net book value		2,583
Impairment, goodwill accumulated impairment		(2,558)
Translation adjustment, goodwill gross carrying amount		(25)
Translation adjustment, goodwill net book value		(25)
Balance, goodwill net book value

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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