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 ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Sep. 30, 2016 USD ($)	Jun. 30, 2016 USD ($)	Mar. 31, 2016 EUR (€)	Mar. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)	Feb. 27, 2015 USD ($)	Jan. 29, 2015 USD ($)
Business Acquisition [Line Items]
Revenue							$ 22,351,000	$ 16,325,000	$ 21,751,000	$ 17,520,000	$ 18,774,000		$ 18,082,000	$ 17,211,000	$ 15,068,000	$ 77,947,000	$ 69,135,000	$ 74,405,000
Net (loss) income							261,000	$ (598,000)	$ 2,524,000	$ (2,355,000)	(15,594,000)		(2,865,000)	$ (1,546,000)	$ (2,108,000)	(168,000)	(22,113,000)	(461,000)
Goodwill							7,793,000				7,500,000					7,793,000	7,500,000
Acquisition related costs											$ 1,600,000						$ 1,600,000
NMS And Coord3 [Member]
Business Acquisition [Line Items]
Revenue																		5,639,000
Net (loss) income																		$ (532,000)
NMS [Member]
Business Acquisition [Line Items]
Interest acquired					100.00%															100.00%
Total consideration					€ 2,150,000															$ 2,445,000
Cash consideration	€ 100,000	$ 113,000	€ 250,000	$ 282,000	€ 1,800,000	$ 2,050,000
Coord3 [Member]
Business Acquisition [Line Items]
Interest acquired			100.00%																100.00%
Total consideration			€ 1,759,200																$ 2,007,000
Cash consideration			€ 1,659,200	$ 1,893,000								€ 100,000	$ 114,000
Severence liabilities							$ 614,000									$ 614,000