Information About Major Customers (Details) $ in Thousands	12 Months Ended
	Jun. 30, 2015 USD ($) customer	Jun. 30, 2014 USD ($)	Jun. 30, 2013
Concentration Risk [Line Items]
Accounts Receivable, Net, Current	$ 29,182	$ 19,185
Automotive [Member] | Customer Concentration Risk [Member] | Sales Revenue, Net [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	40.00%	43.00%	46.00%
Number Of Major Customers | customer	4
Manufacturing Line Builders, System Integrators and OEMs [Member] | Customer Concentration Risk [Member] | Sales Revenue, Net [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	10.00%	16.00%	7.00%
Volkswagen Group [Member]
Concentration Risk [Line Items]
Accounts Receivable, Net, Current	$ 6,500
Volkswagen Group [Member] | Customer Concentration Risk [Member] | Sales Revenue, Net [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	20.00%
General Motors [Member]
Concentration Risk [Line Items]
Accounts Receivable, Net, Current	$ 2,200
General Motors [Member] | Customer Concentration Risk [Member] | Sales Revenue, Net [Member]
Concentration Risk [Line Items]
Concentration Risk, Percentage	12.00%