Represents the amount of bond posted to display games unit at the G2E Asia gaming show by the entity's subsidiary.

No definition available.

Name:	byi_LossContingencyAmountOfBondPostedToDisplayGamesUnit
Namespace Prefix:	byi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Represents the number of complaints alleging that all of the entity defendants aided and abetted the purported breaches by the individual defendants.

+ References

No definition available.

+ Details

Name:	byi_LossContingencyNumberOfComplaintsAllegingAllOfEntityDefendantsAidedAndAbettedPurportedBreachesByIndividualDefendants
Namespace Prefix:	byi_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the number of complaints alleging that Scientific Games, Merger Sub and Financing Sub aided and abetted the purported breaches by the individual defendants.

+ References

No definition available.

+ Details

Name:	byi_LossContingencyNumberOfComplaintsAllegingThatDirectorsAidedAndAbettedPurportedBreachesByIndividualDefendants
Namespace Prefix:	byi_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_LossContingenciesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14435-108349

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 9

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14557-108349

+ Details

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

- Definition

The total number of new claims filed pertaining to a loss contingency during the period.

+ References

+ Details

Name:	us-gaap_LossContingencyNewClaimsFiledNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The estimated maximum amount of possible loss from the contingency.

+ References

+ Details

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

- Definition

The estimated minimum amount of possible loss from the contingency.

+ References

+ Details

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

COMMITMENTS AND CONTINGENCIES (Details) (USD $) In Millions, unless otherwise specified			3 Months Ended
	Sep. 30, 2014	May 31, 2012 Patent infringement lawsuit filed by Jay Chun against the Company	Sep. 30, 2014 Litigation Relating to the Merger item
COMMITMENTS AND CONTINGENCIES
Estimate of reasonably possible loss	$ 0
Estimate of reasonably possible loss, minimum	0
Estimate of reasonably possible loss, maximum	0
Litigation
Bond posted to display games unit at the G2E Asia Gaming Show by SHFL Asia		$ 0.1
Number of complaints alleging that all of the entity defendants aided and abetted the purported breaches by the individual defendants			4
Number of complaints filed			6
Number of complaints alleging that Scientific Games, Merger Sub and Financing Sub aided and abetted the purported breaches by the individual defendants			2