Credit Facilities (Narrative) (Details) BRL in Thousands	12 Months Ended
	Jun. 30, 2017 USD ($)	Jun. 30, 2017 BRL	Jun. 30, 2017 EUR (€)	Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)
Line of Credit Facility [Line Items]
Short-term notes payable				$ 1,705,000	$ 200,000
Credit facility, long-term amount outstanding				171,000	365,000
Coord3 [Member]
Line of Credit Facility [Line Items]
Manufacturing facility, borrowing term	22 months
Manufacturing facility, remaining payments			€ 330,000	$ 376,000
Interest rate on borrowings		7.00%	7.00%	7.00%
Restated Credit Agreement [Member]
Line of Credit Facility [Line Items]
Credit facility, maximum borrowing capacity as a percentage of eligible accounts receivable		80.00%	80.00%	80.00%
Credit facility, maximum borrowing capacity as a percentage of eligible inventory	50.00%
Credit facility, maximum borrowing capacity				$ 6,000,000
Credit facility, maximum borrowing capacity, inventory based amount				2,500,000
Credit facility, current borrowing capacity				4,500,000
Minimum tangible net worth required for compliance				29,000,000
Credit facility, dividend restrictions	$ 0
Required period having no outstanding advances	30 days
Credit facility, amount outstanding				1,500,000	0
Restated Credit Agreement [Member] | London Interbank Offered Rate (LIBOR) [Member]
Line of Credit Facility [Line Items]
Interest on LIBOR-based advances, basis spread	2.35%
Restated Credit Agreement [Member] | GmbH [Member]
Line of Credit Facility [Line Items]
Credit facility available for providing bank guarantees | €			€ 250,000
Foreign Line of Credit [Member] | GmbH [Member]
Line of Credit Facility [Line Items]
Credit facility, maximum borrowing capacity			350,000	388,000
Credit facility, amount outstanding				$ 0	0
Credit facility available for trade purchases | €			€ 100,000
Foreign Line of Credit [Member] | GmbH [Member] | Working Capital Borrowings [Member]
Line of Credit Facility [Line Items]
Interest rate on borrowings		3.73%	3.73%	3.73%
Interest rate on borrowings in excess of €100,000		6.63%	6.63%	6.63%
Foreign Line of Credit [Member] | GmbH [Member] | Bank Guarantee Borrowings [Member]
Line of Credit Facility [Line Items]
Interest rate on borrowings		2.00%	2.00%	2.00%
Foreign Line of Credit [Member] | Brazilian Subsidiary [Member]
Line of Credit Facility [Line Items]
Credit facility, maximum borrowing capacity		BRL 190		$ 58,000
Credit facility, amount outstanding				$ 0	$ 0
Foreign Line of Credit [Member] | Minimum [Member] | Brazilian Subsidiary [Member]
Line of Credit Facility [Line Items]
Interest rate on borrowings		5.14%	5.14%	5.14%
Foreign Line of Credit [Member] | Maximum [Member] | Brazilian Subsidiary [Member]
Line of Credit Facility [Line Items]
Interest rate on borrowings		12.85%	12.85%	12.85%