XML 72 R61.htm IDEA: XBRL DOCUMENT v3.10.0.1

Variable Interest Entity (Details Textual) - CCE [Member] $ in Millions	1 Months Ended
	Oct. 31, 2015 USD ($)
Variable Interest Entity (Textual)
Forgiveness of loan	$ 0.5
Expiration date of the option	Oct. 22, 2023
Percentage of option to purchase	100.00%

X

- Definition

Variable interest entity activity between VIE and entity percentage of VIE interests subject to option.

+ References

No definition available.

+ Details

Name:	gne_VariableInterestEntityActivityBetweenVieAndEntityPercentageOfVieInterestsSubjectToOption
Namespace Prefix:	gne_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Variable interest entity option exercise loan forgiveness.

+ References

No definition available.

+ Details

Name:	gne_VariableInterestEntityOptionExerciseLoanForgiveness
Namespace Prefix:	gne_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	gne_VariableInterestEntityTextualAbstract
Namespace Prefix:	gne_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Expiration date of the option.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Footnote 5

+ Details

Name:	invest_InvestmentOptionsExpirationDate
Namespace Prefix:	invest_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=gne_CitizensChoiceEnergyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: