Segment Information (Details) $ in Thousands	12 Months Ended
	Jun. 30, 2015 USD ($) N	Jun. 30, 2014 USD ($)
Net sales	$ 13,383	$ 10,812
Gross profit	3,704	2,966
Operating Income (loss)	(902)	(814)
Depreciation and amortization expense	578	527
Total assets	$ 12,516	11,708
Number of reportable segments | N	4
Pro-Dex [Member]
Net sales	$ 11,617	9,298
Gross profit	2,653	2,040
Operating Income (loss)	75	(376)
Depreciation and amortization expense	536	513
Total assets	8,479	6,639
OMS [Member]
Net sales	1,394	1,514
Gross profit	927	926
Operating Income (loss)	144	103
Depreciation and amortization expense	11	14
Total assets	548	$ 602
Fineline [Member]
Net sales	257
Gross profit	44
Operating Income (loss)	(33)
Depreciation and amortization expense	31
Total assets	962
ESD [Member]
Net sales	115
Gross profit	80
Operating Income (loss)	$ (361)
Depreciation and amortization expense
Total assets	$ 17
Corporate Unallocated [Member]
Net sales
Gross profit
Operating Income (loss)	$ (541)	$ (727)
Depreciation and amortization expense
Total assets	$ 2,510	$ 4,467