Geographic Distribution of Revenues and Long Lived Assets from Continuing Operations (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Jun. 30, 2013
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues to unaffiliated customers	$ 53,090	$ 49,804	$ 107,030	$ 99,232
Net revenues	53,090	49,804	107,030	99,232
Identifiable long-lived assets	16,145		16,145		15,019
US
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues to unaffiliated customers	52,509	45,953	105,178	93,588
Inter-geographic revenues	679	2,749	1,498	3,927
Net revenues	53,188	48,702	106,676	97,515
Identifiable long-lived assets	16,104		16,104		14,986
Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues to unaffiliated customers	451	1,084	959	1,428
Inter-geographic revenues	47	138	204	187
Net revenues	498	1,222	1,163	1,615
Identifiable long-lived assets	41		41		33
Asia Pacific
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues to unaffiliated customers	130	2,767	893	4,216
Inter-geographic revenues	0	19	140	45
Net revenues	130	2,786	1,033	4,261
Identifiable long-lived assets					0
Eliminations
Segment Reporting, Revenue Reconciling Item [Line Items]
Inter-geographic revenues	(726)	(2,906)	(1,842)	(4,159)
Net revenues	$ (726)	$ (2,906)	$ (1,842)	$ (4,159)