Name:	gco_DisposalGroupIncludingDiscontinuedOperationsImpairmentOfIntangibleAssetsIndefiniteLivedExcludingGoodwill
Namespace Prefix:	gco_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Disposal Group, Including Discontinued Operations, Impairment Of Long-Lived Assets Held-For-Use

No definition available.

Name:	gco_DisposalGroupIncludingDiscontinuedOperationsImpairmentOfLongLivedAssetsHeldForUse
Namespace Prefix:	gco_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Disposal Group, Including Discontinued Operations, Payments To Acquire Property, Plant, And Equipment

No definition available.

Name:	gco_DisposalGroupIncludingDiscontinuedOperationsPaymentsToAcquirePropertyPlantAndEquipment
Namespace Prefix:	gco_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Amount of depreciation and amortization expense attributable to disposal group, including, but not limited to, discontinued operation.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 50
-Paragraph 5B
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760

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

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.