Note K - Goodwill and Other Intangibles - Goodwill Rollforward (Details) - USD ($) $ in Thousands	6 Months Ended
	Dec. 28, 2018	Jun. 30, 2018
Balance, goodwill gross carrying amount	$ 16,514
Acquisition, goodwill gross carrying amount	25,679
Translation adjustment, goodwill gross carrying amount	(542)
Balance, goodwill gross carrying amount	41,651
Balance, goodwill accumulated impairment	(13,822)	$ (13,822)
Balance, goodwill net book value	2,692
Acquisition, goodwill net book value	25,679
Translation adjustment, goodwill net book value	(542)
Balance, goodwill net book value	27,829
European Industrial [Member]
Acquisition, goodwill gross carrying amount
Translation adjustment, goodwill gross carrying amount	(75)
Balance, goodwill net book value	2,692
Acquisition, goodwill net book value
Translation adjustment, goodwill net book value	(75)
Balance, goodwill net book value	2,617
European Propulsion [Member]
Acquisition, goodwill gross carrying amount	25,679
Translation adjustment, goodwill gross carrying amount	(467)
Balance, goodwill net book value
Acquisition, goodwill net book value	25,679
Translation adjustment, goodwill net book value	(467)
Balance, goodwill net book value	$ 25,212