Note I - Goodwill and Other Intangibles - Goodwill Rollforward (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 27, 2019	Jun. 30, 2019
Balance, goodwill gross carrying amount	$ 39,776
Translation adjustment, goodwill gross carrying amount	(882)
Balance, goodwill gross carrying amount	38,894
Balance, goodwill accumulated impairment	(13,822)	$ (13,822)
Balance, goodwill net book value	25,954
Translation adjustment, goodwill net book value	(882)
Balance, goodwill net book value	25,072
European Propulsion [Member]
Translation adjustment, goodwill gross carrying amount	(840)
Balance, goodwill net book value	23,371
Translation adjustment, goodwill net book value	(840)
Balance, goodwill net book value	22,531
European Industrial [Member]
Translation adjustment, goodwill gross carrying amount	(42)
Balance, goodwill net book value	2,583
Translation adjustment, goodwill net book value	(42)
Balance, goodwill net book value	$ 2,541