Operating Segment, Geographic Information and Significant Customers (Tables)

12 Months Ended

Jun. 30, 2016

Segment Reporting [Abstract]

Geographic Distribution of Revenues and Long Lived Assets from Continuing Operations

The geographic distribution of the Company's revenues is summarized as follows:

	US		Europe		Asia Pacific		Eliminations			Total
YEAR ENDED JUNE 30, 2016
Net revenues to unaffiliated customers	$	259,781	$	5,464	$	4,909	$	—		$	270,154
Inter-geographic revenues	7,911		447		—		(8,358		)	—
Net revenues	$	267,692	$	5,911	$	4,909	$	(8,358	)	$	270,154
Identifiable long-lived assets	$	28,187	$	127	$	23	$	—		$	28,337
YEAR ENDED JUNE 30, 2015
Net revenues to unaffiliated customers	$	229,849	$	2,076	$	2,922	$	—		$	234,847
Inter-geographic revenues	2,806		475		—		(3,281		)	—
Net revenues	$	232,655	$	2,551	$	2,922	$	(3,281	)	$	234,847
Identifiable long-lived assets	$	13,127	$	68	$	31	$	—		$	13,226
YEAR ENDED JUNE 30, 2014
Net revenues to unaffiliated customers	$	202,845	$	2,806	$	3,078	$	—		$	208,729
Inter-geographic revenues	3,479		1,550		140		(5,169		)	—
Net revenues	$	206,324	$	4,356	$	3,218	$	(5,169	)	$	208,729
Identifiable long-lived assets	$	14,090	$	48	$	6	$	—		$	14,144

Customers Comprising Ten Percent or more Revenues

Customers comprising 10% or more of the Company's revenues for the periods are as follows:

	Year Ended June 30,
	2016		2015		2014
Lockheed Martin Corporation	23	%	20	%	18	%
Raytheon Company	20		37		13
Northrop Grumman Corporation	*		*		12
	43	%	57	%	43	%

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

While the Company typically has customers from which it derives 10% or more of its revenue, the sales to each of these customers are spread across multiple programs and platforms. Programs comprising 10% or more of the Company's revenues for the periods are as follows:

	Year Ended June 30,
	2016		2015		2014
SEWIP	12	%	*		*
Aegis	10	%	12	%	15	%
Patriot	*		18	%	*
F-35	*		16	%	*
	22	%	46	%	15	%

*    Indicates that the amount is less than 10% of the Company's revenues for the respective period.