Operating Segment, Geographic Information and Significant Customers - Geographic Distribution of Revenues and Long Lived Assets from Continuing Operations (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Jun. 30, 2014
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	$ 54,061	$ 50,726
Identifiable long-lived assets	13,343		14,144
US
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	53,085	49,456
Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	346	508
Asia Pacific
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	630	762
Reportable Geographical Components [Member] | US
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	53,668	50,275
Identifiable long-lived assets	13,298		14,090
Reportable Geographical Components [Member] | Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	346	665
Identifiable long-lived assets	40		48
Reportable Geographical Components [Member] | Asia Pacific
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	630	902
Identifiable long-lived assets	5		6
Geography Eliminations [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	(583)	(1,116)
Identifiable long-lived assets	0		0
Geography Eliminations [Member] | US
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	(583)	(819)
Geography Eliminations [Member] | Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	0	(157)
Geography Eliminations [Member] | Asia Pacific
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	$ 0	$ (140)