Changes in Carrying Amount of Goodwill (Detail) $ in Thousands	3 Months Ended
Sep. 30, 2016 USD ($)
Goodwill [Roll Forward]
Beginning Balance	$ 344,027
Goodwill, Other Changes	498
Ending Balance	344,525
MCE
Goodwill [Roll Forward]
Beginning Balance	134,378
Ending Balance	134,378
MDS
Goodwill [Roll Forward]
Beginning Balance	39,406
Ending Balance	39,406
Carve-out Business
Goodwill [Roll Forward]
Beginning Balance	170,243
Goodwill, Other Changes	498
Ending Balance	$ 170,741

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=64834752&loc=SL49117168-202975

Name:	us-gaap_Goodwill
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant