Refers to the number of stores that are completed in sale-lease back transaction.

No definition available.

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Namespace Prefix:	cbrl_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Refers to the number of stores that are involved in sale-lease back transaction.

+ References

No definition available.

+ Details

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Namespace Prefix:	cbrl_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of purchase for the remaining property.

+ References

No definition available.

+ Details

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Namespace Prefix:	cbrl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Increase of percentage of yearly payments due under the lease entered into in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 20
-Section 45
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-URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977

+ Details

Name:	us-gaap_OperatingLeaseLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of lessee's right to use underlying asset under operating lease.

+ References

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

- Definition

Amount of gain (loss) on sale and leaseback transaction from transfer of asset accounted for as sale.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The yearly payments due under the lease entered into in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
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-SubTopic 10
-Section 50
-Paragraph 2
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The net book value of the asset(s) sold in connection with the sale of the property to another party and lease back to the seller.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
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+ Details

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

- References

No definition available.

+ Details

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- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	us-gaap_MajorPropertyClassAxis=cbrl_OwnedStoresMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
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- Details

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Period Type:

Leases, Sale and Leaseback Transactions (Details) $ in Thousands		2 Months Ended	3 Months Ended	12 Months Ended
	Jul. 29, 2020 USD ($) Store	Sep. 25, 2020 USD ($) Store	Jul. 31, 2020 USD ($)	Jul. 31, 2020 USD ($)	Aug. 02, 2019 USD ($)	Aug. 03, 2018 USD ($)	Jul. 31, 2009 Store	Jul. 28, 2000 Store
Sale Leaseback Transactions [Abstract]
Gain on sale and leaseback transaction			$ 69,954	$ 69,954	$ 0	$ 0
Operating lease right-of-use assets			691,949	691,949	$ 0
Operating lease liabilities			$ 674,931	$ 674,931
Subsequent Event [Member]
Sale Leaseback Transactions [Abstract]
Initial lease term		20 years
Aggregate purchase price, net of closing costs		$ 146,357
Aggregate initial annual rent payment for lease properties		$ 10,393
Percentage of increase in annual rental payments in initial terms		1.00%
Gain on sale and leaseback transaction		$ 217,722
Operating lease right-of-use assets		309,656
Operating lease liabilities		$ 133,695
Maximum [Member] \| Subsequent Event [Member]
Sale Leaseback Transactions [Abstract]
Lease renewal option		50 years
Owned Stores [Member]
Sale Leaseback Transactions [Abstract]
Aggregate purchase price, net of closing costs	$ 198,083
Owned Stores [Member] \| Subsequent Event [Member]
Sale Leaseback Transactions [Abstract]
Number of owned stores involved in sale-lease back transactions \| Store		62
Sale-leaseback Transactions in 2009 [Member] \| Owned Stores [Member]
Sale Leaseback Transactions [Abstract]
Number of owned stores involved in sale-lease back transactions \| Store							15
Initial lease term			20 years	20 years
Lease renewal option			20 years	20 years
Sale-leaseback Transactions in 2009 [Member] \| Retail Distribution Center [Member]
Sale Leaseback Transactions [Abstract]
Initial lease term			15 years	15 years
Lease renewal option			20 years	20 years
Sale-leaseback Transactions in 2000 [Member]
Sale Leaseback Transactions [Abstract]
Initial lease term			20 years	20 years
Remaining property purchased			$ 3,200	$ 3,200
Aggregate initial annual rent payment for lease properties				$ 14,379
Percentage of increase in annual rental payments in initial terms				1.00%
Gain on sale and leaseback transaction				$ 69,954
Operating lease right-of-use assets			261,698	261,698
Operating lease liabilities			$ 182,649	$ 182,649
Sale-leaseback Transactions in 2000 [Member] \| Maximum [Member]
Sale Leaseback Transactions [Abstract]
Lease renewal option			50 years	50 years
Sale-leaseback Transactions in 2000 [Member] \| Owned Stores [Member]
Sale Leaseback Transactions [Abstract]
Number of owned stores involved in sale-lease back transactions \| Store								65
Number of stores completed in sale leaseback transaction \| Store	64
Initial lease term			21 years	21 years
Lease renewal option			20 years	20 years