Expenses by Reportable Segment for Restructuring Plans (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2014
Restructuring Reserve [Roll Forward]
Restructuring liability at beginning of period	$ 2,143
Cash paid	(1,204)
Reversals	(184)	[1]
Restructuring liability at end of period	2,207
Severance
Restructuring Reserve [Roll Forward]
Restructuring liability at beginning of period	1,371
Cash paid	(962)
Reversals	(184)	[1]
Restructuring liability at end of period	927
Facilities And Other
Restructuring Reserve [Roll Forward]
Restructuring liability at beginning of period	772
Cash paid	(242)
Reversals	0
Restructuring liability at end of period	1,280
MCE
Restructuring Reserve [Roll Forward]
Restructuring, Settlement and Impairment Provisions	1,419
MCE | Severance
Restructuring Reserve [Roll Forward]
Restructuring, Settlement and Impairment Provisions	669
MCE | Facilities And Other
Restructuring Reserve [Roll Forward]
Restructuring, Settlement and Impairment Provisions	750
MDS
Restructuring Reserve [Roll Forward]
Restructuring, Settlement and Impairment Provisions	33
MDS | Severance
Restructuring Reserve [Roll Forward]
Restructuring, Settlement and Impairment Provisions	33
MDS | Facilities And Other
Restructuring Reserve [Roll Forward]
Restructuring, Settlement and Impairment Provisions	$ 0

[1] Reversals result from the finalization of settlements owed.