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		6 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Jun. 30, 2014
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	$ (57,089)	$ (50,932)	$ (111,150)	$ (101,658)
Identifiable long-lived assets	12,968		12,968		14,144
US
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	(55,625)	(50,351)	(108,710)	(99,806)
Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	(355)	(451)	(701)	(959)
Asia Pacific
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	(1,109)	(130)	(1,739)	(893)
Reportable Geographical Components [Member] | US
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	(56,589)	(51,030)	(110,257)	(101,304)
Identifiable long-lived assets	12,928		12,928		14,090
Reportable Geographical Components [Member] | Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	(534)	(498)	(880)	(1,163)
Identifiable long-lived assets	36		36		48
Reportable Geographical Components [Member] | Asia Pacific
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	(1,109)	(130)	(1,739)	(1,033)
Identifiable long-lived assets	4		4		6
Geography Eliminations [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	1,143	726	1,726	1,842
Identifiable long-lived assets	0		0		0
Geography Eliminations [Member] | US
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	964	679	1,547	1,498
Geography Eliminations [Member] | Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	179	47	179	204
Geography Eliminations [Member] | Asia Pacific
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	$ 0	$ 0	$ 0	$ 140