Number of persons employed by the Entity

No definition available.

Name:	dei_EntityNumberOfEmployees
Namespace Prefix:	dei_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents the cash to be held in escrow required by the asset purchase agreement under which the entity is selling the discontinued operation.

+ References

No definition available.

+ Details

Name:	glch_AssetPurchaseAgreementAmountHeldInEscrow
Namespace Prefix:	glch_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the amount of guarantee provided for indemnification obligations under the asset purchase agreement under which the entity is selling the discontinued operation.

+ References

No definition available.

+ Details

Name:	glch_AssetPurchaseAgreementGuaranteeProvidedForIndemnificationObligations
Namespace Prefix:	glch_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the amount of guarantee provided for indemnification obligations, if payments of sums from the escrow amount is not permitted during the three year period following the closing date under the asset purchase agreement under which the entity is selling the discontinued operation.

+ References

No definition available.

+ Details

Name:	glch_AssetPurchaseAgreementGuaranteeProvidedForIndemnificationObligationsIfPaymentFromEscrowAccountIsNotPermitted
Namespace Prefix:	glch_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the amount paid as a result of the Asset Purchase Agreement with Homeward.

+ References

No definition available.

+ Details

Name:	glch_AssetPurchaseAgreementPaymentMadeUnderAgreement
Namespace Prefix:	glch_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Represents the period following the closing date for the entity to maintain an escrow account required by the asset purchase agreement under which the entity is selling the discontinued operation.

+ References

No definition available.

+ Details

Name:	glch_AssetPurchaseAgreementPeriodForWhichAmountIsRequiredToBeHeldInEscrow
Namespace Prefix:	glch_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the number of current directors who do not intend to stand for re-election at the Annual Meeting of the entity.

+ References

No definition available.

+ Details

Name:	glch_EntityNumberOfCurrentDirectorsWhichDoNotIntendToStandForReelection
Namespace Prefix:	glch_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the numbers of employees departed from the entity during the period.

+ References

No definition available.

+ Details

Name:	glch_EntityNumberOfEmployeesDeparted
Namespace Prefix:	glch_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The period following the closing date of the transaction to sell the loans, after which any outstanding funded loan becomes immediately due.

+ References

No definition available.

+ Details

Name:	glch_LineOfCreditFundingPeriodAfterWhichOutstandingLoansAreDue
Namespace Prefix:	glch_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the number of slate of nominees who gave submission for election to the Board of Directors at the Annual Meeting.

+ References

No definition available.

+ Details

Name:	glch_NumberOfSlateOfNomineesFromWhomSubmissionReceivedForElection
Namespace Prefix:	glch_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Pretax provision recognizing a loss for initial, or subsequent, write-down to fair value (less cost to sell) of a disposal group that is classified as a component of the entity, which remains unsold as of the reporting date. May include the recognition of a pretax (gain) for a subsequent increase in fair value (less cost to sell), but not in excess of the cumulative loss previously recognized through write-downs.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 144

-Paragraph 47

-Subparagraph b

-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.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 45

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6892542&loc=d3e957-107759

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 144

-Paragraph 43

-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.

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760

+ Details

Name:	us-gaap_DiscontinuedOperationProvisionForLossGainOnDisposalBeforeIncomeTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

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

Subsequent Events (Details) (Subsequent event, USD $) In Millions, unless otherwise specified	0 Months Ended				0 Months Ended
	Feb. 23, 2013 item	Feb. 20, 2013 Credit Products Division item	Feb. 14, 2013 Sale of ClearPoint to Homeward	Feb. 23, 2013 Sale of ClearPoint to Homeward	Feb. 14, 2013 Sale of ClearPoint to Homeward Maximum	Feb. 14, 2013 Forecast Sale of ClearPoint to Homeward
Subsequent Events
Payment made under the Asset Purchase Agreement				$ 0.5
Amount required to be maintain an escrow account			5.0
Period for which amount required to be maintain an escrow account			3 years
Guarantee provided for indemnification obligations					2.5
Guaranty provided for indemnification obligations, if payment of sums from the escrow amount is not permitted					7.5
Estimated loss on sale, before income taxes						$ 5.0
Period following closing date of transaction, after which any outstanding funded loan becomes immediately due			31 days
Number of employees departed		20
Current headcount		70
Number of current directors who do not intend to stand for re-election	4
Number of slate of nominees who gave submission for election	8