Name:	cbrl_DerivativeEffectiveDate
Namespace Prefix:	cbrl_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

The Company's weighted average credit spread at period end.

No definition available.

Name:	cbrl_WeightedAverageCreditSpread
Namespace Prefix:	cbrl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

Name:	invest_DerivativeNotionalAmount
Namespace Prefix:	invest_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

Fixed interest rate related to the interest rate derivative.

No definition available.

Name:	us-gaap_DerivativeFixedInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

Date the entity entered into the derivative contract, in CCYY-MM-DD format.

No definition available.

Name:	us-gaap_DerivativeInceptionDates
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

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

Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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

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Name:	us-gaap_DerivativeInstrumentRiskAxis=cbrl_InterestRateSwapTwoJanuary302015Member
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Name:	us-gaap_DerivativeInstrumentRiskAxis=cbrl_InterestRateSwapThreeJanuary302015Member
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Name:	us-gaap_DerivativeInstrumentRiskAxis=cbrl_InterestRateSwapFourJanuary302015Member
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Name:	us-gaap_DerivativeInstrumentRiskAxis=cbrl_InterestRateSwapFiveJanuary162019Member
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