Segment Information Segment Results (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Revenue [Abstract]
Revenue	$ 66,219	$ 57,505
Operating income (loss) [Abstract]
Operating income (loss)	(3,137)	(6,508)
Unallocated research, development and engineering and selling, general and administrative expenses	(13,713)	(12,203)
Restructuring charges, net	(1,256)	(662)
Amortization of other intangible assets	(466)	(349)
Interest expense, net	(250)	(124)
Currency exchange loss	(732)	(188)
Loss before benefit from income taxes	(4,119)	(6,820)
Operating Segments [Member]
Operating income (loss) [Abstract]
Operating income (loss)	12,298	6,706
Robotics [Member]
Revenue [Abstract]
Revenue	54,815	45,129
Operating income (loss) [Abstract]
Operating income (loss)	9,461	4,195
Services and Support [Member]
Revenue [Abstract]
Revenue	11,404	12,376
Operating income (loss) [Abstract]
Operating income (loss)	$ 2,837	$ 2,511