Gaming Operations Equipment and Property, Plant and Equipment - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	Jun. 30, 2013	Jun. 30, 2012
Property, Plant and Equipment [Line Items]
Gaming operations equipment	$ 421.0	$ 342.8
Retired gaming operations equipment
Property, Plant and Equipment [Line Items]
Gaming operations equipment	3.4	86.0
Net book value gaming operations equipment	$ 0

Amount before accumulated depreciation, depletion and amortization of other physical assets used in the normal conduct of business to produce goods and services and not intended for resale.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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