Segment Information (Schedule of Long-Lived Assets by Geographic Region) (Detail) - USD ($) $ in Thousands	Jun. 30, 2017	Jun. 30, 2016
Segment Reporting Information [Line Items]
Long-lived assets	$ 532,479	$ 156,986
Geographic region \| United States
Segment Reporting Information [Line Items]
Long-lived assets	528,359	152,701
Geographic region \| Europe
Segment Reporting Information [Line Items]
Long-lived assets	2,538	2,504
Geographic region \| Asia-Pacific
Segment Reporting Information [Line Items]
Long-lived assets	$ 1,582	$ 1,781

Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 41
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e9038-108599

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