XML 86 R74.htm IDEA: XBRL DOCUMENT
v3.22.2

COMMITMENTS AND CONTINGENCIES - Narrative (Details) $ in Millions |  | 1 Months Ended |
--- | --- | --- | ---
Jun. 04, 2022 USD ($) | Aug. 31, 2010 former_employee | Jul. 10, 2022 USD ($)
Loss Contingencies [Line Items] |  |  |
Estimate of possible loss |  |  | $ 10.0
Litigation settlement | $ 50.0 |  |
Lease guarantee |  |  | $ 24.8
Qdoba guaranteed leases, remaining term |  |  | 16 years
Jack in the Box |  |  |
Loss Contingencies [Line Items] |  |  |
Number of former employees | former_employee |  | 5 |

X
- Definition Lessee, Guaranteed Leases, Remaining Term + References No definition available. + Details
Name: | jack_LesseeGuaranteedLeasesRemainingTerm
Namespace Prefix: | jack_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of Former Employees + References No definition available. + Details
Name: | jack_NumberOfFormerEmployees
Namespace Prefix: | jack_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments. + References No definition available. + Details
Name: | us-gaap_ContractualObligation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount awarded to other party in judgment or settlement of litigation. + References No definition available. + Details
Name: | us-gaap_LitigationSettlementAmountAwardedToOtherParty
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition 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. + References No definition available. + Details
Name: | us-gaap_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=124440162&loc=d3e12021-110248 + Details
Name: | us-gaap_LossContingencyEstimateOfPossibleLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | srt_LitigationCaseAxis=jack_GesseleVJackInTheBoxIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |