Acquisitions (Narrative) (Details)							3 Months Ended									12 Months Ended
	Feb. 01, 2016 EUR (€)	Feb. 01, 2016 USD ($)	Feb. 27, 2015 EUR (€)	Feb. 27, 2015 USD ($)	Jan. 29, 2015 EUR (€)	Jan. 29, 2015 USD ($)	Jun. 30, 2016 USD ($)	Mar. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Jun. 30, 2015 USD ($)	Mar. 31, 2015 USD ($)	[1]	Dec. 31, 2014 USD ($)	Sep. 30, 2014 USD ($)	Jun. 30, 2016 EUR (€)	Jun. 30, 2016 USD ($)	Jun. 30, 2015 EUR (€)	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($)	Feb. 27, 2015 USD ($)	Jan. 29, 2015 USD ($)
Business Acquisition [Line Items]
Revenue							$ 18,774,000	$ 18,082,000	$ 17,211,000	$ 15,068,000	$ 23,440,000	$ 16,182,000		$ 23,566,000	$ 11,217,000		$ 69,135,000		$ 74,405,000	$ 59,612,000
Operating Loss							(15,594,000)	$ (2,865,000)	$ (1,546,000)	$ (2,108,000)	389,000	$ (1,589,000)		$ 2,779,000	$ (2,040,000)		(22,113,000)		(461,000)	$ 2,427,000
Goodwill							7,500,000				7,499,000						7,500,000		7,499,000
Acquisition related costs											1,600,000								1,600,000
Next Metrology Software And Coord3 [Member]
Business Acquisition [Line Items]
Revenue																			5,639,000
Operating Loss																			532,000
Next Metrology Software [Member]
Business Acquisition [Line Items]
Interest acquired					100.00%																	100.00%
Total consideration					€ 2,250,000		2,560,000										2,560,000					$ 2,560,000
Cash consideration	€ 100,000	$ 113,000	€ 250,000	$ 282,000	€ 1,800,000	$ 2,050,000
Consideration payable | €																€ 100,000
Goodwill							2,209,000										2,209,000
Coord3 [Member]
Business Acquisition [Line Items]
Interest acquired			100.00%																		100.00%
Total consideration			€ 1,959,000								2,210,000								2,210,000		$ 2,210,000
Cash consideration			€ 1,659,200	$ 1,872,000
Consideration payable																		€ 300,000	338,000
Goodwill											5,375,000								5,375,000
Goodwill expected to be deductible for tax purposes											$ 0								$ 0
Severence liabilities							$ 775,000										$ 775,000

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