Balance Sheet Detail (Tables)

12 Months Ended

Jun. 30, 2015

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Components of Inventories

The components of inventories are as follows (in thousands):

	June 30,
	2015		2014
Raw materials	$	8,133	$	6,408
Work-in-process		434		1,614
Finished goods		1,852		2,274
Total inventory	$	10,419	$	10,296

Components of Property and Equipment

The components of property and equipment are summarized as follows (in thousands):

	June 30,
	2015			2014
Cost:
Machinery and equipment	$	4,073		$	3,991
Computer equipment		5,900			5,456
Demonstration equipment		1,848			1,605
Office furniture and equipment		938			1,052
Software development costs		2,688			2,688
		15,447			14,792
Accumulated depreciation and amortization		(14,051	)		(13,710	)
Property and equipment, net	$	1,396		$	1,082

Schedule of Changes in Warranty Liability

Changes in the Company’s warranty liability are as follows (in thousands):

	June 30,
	2015			2014
Balance at beginning of period	$	897		$	1,070
Warranty expense		748			531
Warranty claims		(791	)		(704	)
Balance at end of period	$	854		$	897