XML 56 R42.htm IDEA: XBRL DOCUMENT v3.8.0.1

Nature of Business (Details Textual)	12 Months Ended
	Dec. 31, 2017 Segment Property	Apr. 22, 2016 Device	Jan. 29, 2016 Device
Nature of Business [Line Items]
Number of reportable operating segments | Segment	2
ACEP Holdings [Member]
Nature of Business [Line Items]
Business acquisition, date of acquisition	Oct. 20, 2017
Initial Montana Acquisition [Member]
Nature of Business [Line Items]
Number of slots acquired			1,100
Second Montana Acquisition [Member]
Nature of Business [Line Items]
Number of slots acquired		1,800
Nevada and Maryland [Member]
Nature of Business [Line Items]
Number of resort casino properties | Property	8

X

- Definition

Business acquisition number of gaming devices acquired.

+ References

No definition available.

+ Details

Name:	gden_BusinessAcquisitionNumberOfGamingDevicesAcquired
Namespace Prefix:	gden_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Nature of business.

+ References

No definition available.

+ Details

Name:	gden_NatureOfBusinessLineItems
Namespace Prefix:	gden_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of casino and resort properties.

+ References

No definition available.

+ Details

Name:	gden_NumberOfCasinoAndResortProperties
Namespace Prefix:	gden_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Date when the business acquisition agreement was executed, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

Name:	us-gaap_BusinessAcquisitionDateOfAcquisitionAgreement1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

No definition available.

+ Details

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

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=gden_AmericanCasinoAndEntertainmentPropertiesLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=gden_InitialMontanaAcquisitionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=gden_SecondMontanaAcquisitionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=gden_NevadaAndMarylandMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: