Credit Facilities (Details)		6 Months Ended
	Oct. 30, 2015 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2015 EUR (€)	Dec. 31, 2015 USD ($)	Jun. 30, 2015 USD ($)
Line of Credit Facility [Line Items]
Credit facility, amount outstanding				$ 199,000
Restated Credit Agreement [Member]
Line of Credit Facility [Line Items]
Credit facility, amount outstanding				0
Commitment percentage fee	0.15%
Credit facility, maximum borrowing capacity	$ 6,000,000			10,000,000
Credit facility, borrowing base increase as a percentage of eligible inventory		50.00%
Credit facility, increase in borrowing base		$ 4,000,000
Credit facility, current borrowing capacity				$ 4,500,000
Credit facility, maximum borrowing capacity as a percentage of eligible accounts receivable			80.00%	80.00%
Interest on LIBOR-based advances, basis spread		2.35%
Minimum tangible net worth required for compliance	$ 31,000,000			$ 29,000,000
Required period having no outstanding advances		30 days
Foreign Line of Credit [Member] | GmbH [Member]
Line of Credit Facility [Line Items]
Credit facility, amount outstanding				0	$ 0
Credit facility, maximum borrowing capacity			€ 350,000	$ 390,000
Credit faciliy available for trade purchases | €			100,000
Credit facility available for providing bank guarantees | €			€ 250,000
Foreign Line of Credit [Member] | GmbH [Member] | Working Capital Borrowings [Member]
Line of Credit Facility [Line Items]
Interest rate on borrowings			3.99%	3.99%
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%
Foreign Line of Credit [Member] | Coord3 [Member]
Line of Credit Facility [Line Items]
Credit facility, amount outstanding			€ 182,000	$ 199,000
Credit facility, maximum borrowing capacity			€ 200,000	$ 220,000
Interest rate on borrowings			1.91357%	1.91357%