Name:	gecc_AdjustmentForPendingClaimsForUnmetRepresentationsAndWarranties
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Consideration received for sale of business during reporting period

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

An insignificant amount of revenue generated during the period from an operation that the Company has discontinued.

No definition available.

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- Details

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An insignificant amount of income (loss), net of tax, generated during the period from an operation that the Company has discontinued

No definition available.

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Balance Type:	na
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The increase in reserve for unmet representations and warranties that would result if there was an adverse change in key assumptions.

No definition available.

Name:	gecc_IncreaseToReserveForClaimsForUnmetRepresentationsAndWarrantiesForAdverseEffectInAssumptions
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

The liability related to litigation claims alleging failure to provide notice on defective loans, beach of corporate representation and warranty on non-specific claims for recessionary damages

No definition available.

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

The effect of new claims on the balance of pending claims based upon representations and warranties

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

The number of lawsuits that the company is party to involving repurchase claims on loans

No definition available.

Name:	gecc_NumberOfLawsuitsInvolvingRepurchaseClaimsOnLoans
Namespace Prefix:	gecc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

The number of lawsuits that the company is party to involving repurchase claims on loans based on breach of contract on mortgage loans.

No definition available.

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Namespace Prefix:	gecc_
Data Type:	xbrli:integerItemType
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Period Type:	duration

The number of lawsuits that the company is party to involving repurchase claims on loans that were initiated by the divested business.

No definition available.

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

The number of litigation claims that are in motion alleging failure to provide notice on defective loans, breach of corporate representation and warranty or non-specific claims for recessionary damages.

No definition available.

Name:	gecc_NumberOfLitigationClaimsBasedOnAllegedFailureToProvideNoticeOnDefectiveLoansBreachOfCorporateRepresentationAndWarrantyOnNonSpecificClaimsForRecessionaryDamages
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Period Type:	duration

The number of litigation claims made against the company that are sampling-based claims.

No definition available.

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Data Type:	xbrli:stringItemType
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Period Type:	duration

The number of securitizations related to lawsuits the company is involved in that relate to repurchase claims on loans in which the adverse parties are securitization trustees.

No definition available.

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Amount of liability for pending repurchase claims based upon representations and warranties.

No definition available.

Name:	gecc_PendingRepurchaseClaimsBasedUponRepresentationsAndWarranties
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The hypothetical increase to the estimated loss rate on loans tendered that would have hypothetic impact on loss reserve

No definition available.

Name:	gecc_PercentageIncreaseToEstimatedLossOnLoansTendered
Namespace Prefix:	gecc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

The hypothetical increase to the estimate of future loan repurchase requests that would hypothetic impact loss reserve

No definition available.

Name:	gecc_PercentageIncreaseToEstimatesOfFutureLoanRepurchaseRequests
Namespace Prefix:	gecc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

The effect of provisions on the balance of reserves related to unmet contractual representations and warranties

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Reserves recorded that were related to contractual representations and warranties.

No definition available.

Name:	gecc_ReservesRelatedToUnmetContractualRepresentationsAndWarranties
Namespace Prefix:	gecc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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The dollar amount of mortgage loans that are subject to sampling-based litigation claims

No definition available.

Name:	gecc_SamplingBasedLitigationClaimsAmountOfMortgages
Namespace Prefix:	gecc_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

The effect of settlements of claims on the balance of pending claims based upon representations and warranties

No definition available.

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Namespace Prefix:	gecc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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The effect of settlements on the balance of reserves related to unmet contractual representations and warranties

No definition available.

Name:	gecc_SettlementsRelatedToUnmetContractualRepresentationsAndWarranties
Namespace Prefix:	gecc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The dollar amount of mortgage loans that claims have been received on after the expiration of the six year statue of limitations

No definition available.

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Namespace Prefix:	gecc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

The dollar amount of mortgage loans that claims have been received on after the expiration of the six year statue of limitations included in lawsuits that the company is party to involving repurchase claims on loans based on breach of contract on mortgage loans

No definition available.

Name:	gecc_StatuteOfLimitationLitigationClaims
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

The aggregate value (measured at the lower of net carrying value or fair value less cost of disposal) for assets of a disposal group, including a component of the entity (discontinued operation), to be sold or that has been disposed of through sale, as of the financial statement date.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 45

-Paragraph 10

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-Name Statement of Financial Accounting Standard (FAS)

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-Paragraph 46

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Amount of gain (loss), after tax expense or benefit and not previously recognized, resulting from the sale of a business component.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

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Amount of sales or other form of revenues attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.

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Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

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-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-04.12)

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 13

-Article 7

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-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.14)

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-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 15

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Amount of income (loss) from a disposal group, net of income tax, reported as a separate component of income before extraordinary items after deduction or consideration of the amount allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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-Publisher AICPA

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-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

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-Paragraph 28

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

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-Paragraph 38

-Subparagraph b(2)

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The obligations arising from the sale, disposal, or planned sale in the near future (generally within one year) of a disposal group, including a component of the entity (discontinued operation).