Operating Segment, Geographic Information and Significant Customers - Geographic Distribution of Revenues and Long Lived Assets from Continuing Operations (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Jun. 30, 2015
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	$ (60,417)	$ (57,089)	$ (118,826)	$ (111,150)
Identifiable long-lived assets	13,324		13,324		$ 13,226
US
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	(58,211)	(55,625)	(115,573)	(108,710)
Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	(653)	(355)	(1,111)	(701)
Asia Pacific
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	(1,553)	(1,109)	(2,142)	(1,739)
Reportable Geographical Components [Member] | US
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	(60,160)	(56,589)	(118,776)	(110,257)
Identifiable long-lived assets	13,215		13,215		13,127
Reportable Geographical Components [Member] | Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	(1,024)	(534)	(1,513)	(880)
Identifiable long-lived assets	83		83		68
Reportable Geographical Components [Member] | Asia Pacific
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	(1,553)	(1,109)	(2,142)	(1,739)
Identifiable long-lived assets	26		26		31
Geography Eliminations [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	2,320	1,143	3,605	1,726
Identifiable long-lived assets	0		0		$ 0
Geography Eliminations [Member] | US
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	1,949	964	3,203	1,547
Geography Eliminations [Member] | Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	371	179	402	179
Geography Eliminations [Member] | Asia Pacific
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	$ 0	$ 0	$ 0	$ 0