Geographic Distribution of Revenues and Long Lived Assets from Continuing Operations (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Jun. 30, 2013
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues to unaffiliated customers	$ 53,940	$ 49,428
Net revenues	53,940	49,428
Identifiable long-lived assets	14,565		15,019
US
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues to unaffiliated customers	52,670	47,635
Inter-geographic revenues	819	1,177
Net revenues	53,489	48,812
Identifiable long-lived assets	14,528		14,986
Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues to unaffiliated customers	508	345
Inter-geographic revenues	157	49
Net revenues	665	394
Identifiable long-lived assets	37		33
Asia Pacific
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues to unaffiliated customers	762	1,448
Inter-geographic revenues	140	26
Net revenues	902	1,474
Identifiable long-lived assets			0
Eliminations
Segment Reporting, Revenue Reconciling Item [Line Items]
Inter-geographic revenues	(1,116)	(1,252)
Net revenues	$ (1,116)	$ (1,252)