Represents the additional terms for which the lease may be extended.

No definition available.

Name:	gcfb_OperatingLeaseAdditionalTermForWhichLeaseMayBeExtended
Namespace Prefix:	gcfb_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the annual payments to be made as per the lease agreement entered into by the entity.

+ References

No definition available.

+ Details

Name:	gcfb_OperatingLeaseAnnualBaseRent
Namespace Prefix:	gcfb_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the maximum number of additional lease terms for which the lease may be extended.

+ References

No definition available.

+ Details

Name:	gcfb_OperatingLeaseMaximumNumberOfAdditionalLeaseTerms
Namespace Prefix:	gcfb_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the minimum fair value of land as a percentage of total fair value of lease.

+ References

No definition available.

+ Details

Name:	gcfb_OperatingLeasesMinimumFairValueOfLandAsPercentageOfTotalFairValueOfLease
Namespace Prefix:	gcfb_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the period for which an asset has been leased in an operating lease transaction.

+ References

No definition available.

+ Details

Name:	gcfb_OperatingLeaseTerm
Namespace Prefix:	gcfb_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the aggregate pre-opening costs recorded through the build out or rent holiday period.

+ References

No definition available.

+ Details

Name:	gcfb_PreOpeningCostsThroughRentHolidayPeriod
Namespace Prefix:	gcfb_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of loss recorded in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller to be recognized in future periods.

+ References

No definition available.

+ Details

Name:	gcfb_SaleLeasebackTransactionDeferredLoss
Namespace Prefix:	gcfb_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Represents the number of additional five-year periods available for extension in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller to be recognized in future periods.

+ References

No definition available.

+ Details

Name:	gcfb_SaleLeasebackTransactionNumberOfAdditionalFiveYearPeriodsAvailableForExtension
Namespace Prefix:	gcfb_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the number of years available in the period of extension in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller to be recognized in future periods.

+ References

No definition available.

+ Details

Name:	gcfb_SaleLeasebackTransactionNumberOfYearsAvailableInPeriodOfExtension
Namespace Prefix:	gcfb_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the amount of starting annual base rent payable in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller to be recognized in future periods.

+ References

No definition available.

+ Details

Name:	gcfb_SaleLeasebackTransactionStartingAnnualBaseRent
Namespace Prefix:	gcfb_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents information pertaining to the tenant improvement allowance to be received by the entity in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller to be recognized in future periods.

+ References

No definition available.

+ Details

Name:	gcfb_SaleLeasebackTransactionTenantImprovementAllowance
Namespace Prefix:	gcfb_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the period for which an asset has been leased in a sale leaseback transaction.

+ References

No definition available.

+ Details

Name:	gcfb_SaleLeasebackTransactionTermOfLease
Namespace Prefix:	gcfb_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	gcfb_ScheduleOfOperatingLeaseAndSaleLeasebackTransactionAbstract
Namespace Prefix:	gcfb_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

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

- Definition

The number of units (items of property) under capital lease arrangements.

+ References

No definition available.

+ Details

Name:	us-gaap_CapitalLeasedAssetsNumberOfUnits
Namespace Prefix:	us-gaap_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

- Definition

The total gross amount less the charge for the use of the long-lived depreciable assets subject to a lease meeting the criteria for capitalization.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737

+ Details

Name:	us-gaap_CapitalLeasesBalanceSheetAssetsByMajorClassNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Expenditures associated with opening new locations which are noncapital in nature and expensed as incurred.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.3)

-URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688

+ Details

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

- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Leases (Details) (USD $)	3 Months Ended		6 Months Ended		1 Months Ended	6 Months Ended	1 Months Ended		6 Months Ended
Leases (Details) (USD $)	Jul. 02, 2013 restaurant	Jun. 26, 2012	Jul. 02, 2013 restaurant	Jun. 26, 2012	Jun. 30, 2012 Construction of Granite City restaurant Indianapolis, Indiana lease item	Jul. 02, 2013 Construction of Granite City restaurant Indianapolis, Indiana lease	Feb. 29, 2012 Granite City restaurant in Franklin, Tennessee item	Jul. 02, 2013 Granite City restaurant in Franklin, Tennessee	Jul. 02, 2013 Granite City restaurant in Franklin, Tennessee Minimum	Jul. 02, 2013 Granite City restaurant in Franklin, Tennessee Maximum	Jul. 02, 2013 2020 lease	Jul. 02, 2013 2022 lease	Jul. 02, 2013 2023 lease	Jul. 02, 2013 2024 lease	Jul. 02, 2013 2026 lease	Jul. 02, 2013 2027 lease	Jul. 02, 2013 2030 lease
Capital leases
Number of restaurants operated under capital lease agreements	23		23								1	1	3	2	5	4	7
Minimum fair value of land as a percentage of total fair value of lease			25.00%
Assets held under capital leases, net	$ 25,500,000		$ 25,500,000
Operating leases
Term of lease agreement							15 years
Life of restaurant									25 years	30 years
Tenant improvement allowance					1,100,000		1,750,000
Deferred loss on sale leaseback								1,700,000
Number of additional five-year periods available for extension							2
Number of years available in period of extension							5 years
Starting annual base rent							158,000
Operating lease term					10 years
Pre-opening costs through the build out or rent holiday period						150,000
Pre-opening	185,631	514,342	623,966	748,831		103,000
Maximum number of additional lease terms for which the lease may be extended					2
Additional terms for which the lease may be extended					5 years
Annual base rent					$ 210,000