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, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Jun. 30, 2012
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues to unaffiliated customers	$ 49,804	$ 67,959	$ 99,232	$ 117,081
Net revenues	49,804	67,959	99,232	117,081
Identifiable long-lived assets	18,261		18,261		15,929
US
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues to unaffiliated customers	45,953	66,458	93,588	113,335
Inter-geographic revenues	2,749	762	3,927	2,944
Net revenues	48,702	67,220	97,515	116,279
Identifiable long-lived assets	18,229		18,229		15,895
Europe
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues to unaffiliated customers	1,084	349	1,428	1,141
Inter-geographic revenues	138	178	187	435
Net revenues	1,222	527	1,615	1,576
Identifiable long-lived assets	32		32		32
Asia Pacific
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues to unaffiliated customers	2,767	1,152	4,216	2,605
Inter-geographic revenues	19	11	45	31
Net revenues	2,786	1,163	4,261	2,636
Identifiable long-lived assets					2
Geographical Intersegment, Eliminations
Segment Reporting, Revenue Reconciling Item [Line Items]
Inter-geographic revenues	(2,906)	(951)	(4,159)	(3,410)
Net revenues	$ (2,906)	$ (951)	$ (4,159)	$ (3,410)