Divestitures - 3DMT Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended
Sep. 30, 2018	Oct. 01, 2017
Financial data
Income (loss) from discontinued operations, net of tax	$ (732)	$ (247)
3DMT \| Discontinued Operations, Held-for-sale
Financial data
Sales	336	865
Cost of sales	(898)	(634)
Gross profit	(562)	231
Selling, general and administrative	(158)	(172)
Income (loss) from discontinued operations, before income taxes	(720)	59
Interest expense	(13)	(36)
Total income (loss) from discontinued operations, before income taxes	(733)	23
Income tax benefit on discontinued operations	1
Income (loss) from discontinued operations, net of tax	$ (732)	$ 23

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