Segment and Georaphic Information (Schedule Of Revenue By Geographic Location) (Details) - USD ($)		3 Months Ended									12 Months Ended
		Jun. 30, 2015	Mar. 31, 2015	[1]	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales		$ 23,440,000	$ 16,182,000		$ 23,566,000	$ 11,217,000	$ 17,393,000	$ 17,328,000	$ 12,519,000	$ 12,372,000	$ 74,405,000	$ 59,612,000	$ 60,886,000
Long-lived assets, net		7,668,000					6,265,000				7,668,000	6,265,000	6,303,000
Americas [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales											28,434,000	18,278,000	22,170,000
Long-lived assets, net		6,533,000					5,662,000				6,533,000	5,662,000	5,710,000
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	[2]										29,636,000	27,807,000	26,118,000
Long-lived assets, net	[2]	797,000					396,000				797,000	396,000	434,000
Asia [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	[3]										16,335,000	13,527,000	12,598,000
Long-lived assets, net	[3]	338,000					207,000				338,000	207,000	159,000
GERMANY
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales											24,000,000	27,800,000	26,100,000
Long-lived assets, net		320,000					385,000				320,000	385,000	418,000
CHINA
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales											12,300,000	10,000,000	9,100,000
Long-lived assets, net		$ 195,000					$ 110,000				$ 195,000	$ 110,000	$ 117,000

[1] In the third quarter of fiscal 2015, the Company acquired NMS and Coord3 (see Note 2).

[2] The Company's German subsidiary had net external sales of $24 million, $27.8 million and $26.1 million in the fiscal years ended June 30, 2015, 2014 and 2013, respectively. Long-lived assets of the Company's German subsidiary were $320,000, $385,000 and $418,000 as of June 30, 2015, 2014 and 2013, respectively.

[3] The Company's Chinese subsidiary had net external sales of $12.3 million, $10.0 million and $9.1 million in the fiscal years ended June 30, 2015, 2014 and 2013, respectively. Long-lived assets of the Company's Chinese subsidiary were $195,000, $110,000 and $117,000 as of June 30, 2015, 2014 and 2013, respectively.