Segment And Geographic Information (Schedule Of Sales By Product Line) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	$ 62,262	$ 76,822
Measurement Solutions [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	57,270	70,142
3D Scanning Solutions [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	2,169	3,075
Value Added Service [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	$ 2,823	$ 3,605