    <SEC-DOCUMENT>0001157523-22-000199-index.html : 20220215
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    <ACCEPTANCE-DATETIME>20220214184636
    ACCESSION NUMBER:		0001157523-22-000199
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		17
    CONFORMED PERIOD OF REPORT:	20220214
    ITEM INFORMATION:		Entry into a Material Definitive Agreement
    ITEM INFORMATION:		Termination of a Material Definitive Agreement
    ITEM INFORMATION:		Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant
    ITEM INFORMATION:		Other Events
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20220215
    DATE AS OF CHANGE:		20220214

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			JACK IN THE BOX INC
    		CENTRAL INDEX KEY:			0000807882
    		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-EATING PLACES [5812]
    		IRS NUMBER:				952698708
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1002

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-09390
    		FILM NUMBER:		22636066

    	BUSINESS ADDRESS:
    		STREET 1:		9357 SPECTRUM CENTER BLVD
    		CITY:			SAN DIEGO
    		STATE:			CA
    		ZIP:			92123-1516
    		BUSINESS PHONE:		8585712121

    	MAIL ADDRESS:
    		STREET 1:		9357 SPECTRUM CENTER BLVD
    		CITY:			SAN DIEGO
    		STATE:			CA
    		ZIP:			92123-1516

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	JACK IN THE BOX INC /NEW/
    		DATE OF NAME CHANGE:	19991013

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	FOODMAKER INC /DE/
    		DATE OF NAME CHANGE:	19920703
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>a52578700.htm
    <DESCRIPTION>JACK IN THE BOX INC. 8-K
    <TEXT>
    Document 1 - file: a52578700.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-4.1
    <SEQUENCE>2
    <FILENAME>a52578700_ex41.htm
    <DESCRIPTION>EXHIBIT 4.1
    <TEXT>
    Document 2 - file: a52578700_ex41.htm

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    <DOCUMENT>
    <TYPE>EX-4.2
    <SEQUENCE>3
    <FILENAME>a52578700_ex42.htm
    <DESCRIPTION>EXHIBIT 4.2
    <TEXT>
    Document 3 - file: a52578700_ex42.htm

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    <TYPE>EX-10.1
    <SEQUENCE>4
    <FILENAME>a52578700_ex101.htm
    <DESCRIPTION>EXHIBIT 10.1
    <TEXT>
    Document 4 - file: a52578700_ex101.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-10.2
    <SEQUENCE>5
    <FILENAME>a52578700_ex102.htm
    <DESCRIPTION>EXHIBIT 10.2
    <TEXT>
    Document 5 - file: a52578700_ex102.htm

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    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>6
    <FILENAME>a52578700_ex991.htm
    <DESCRIPTION>EXHIBIT 99.1
    <TEXT>
    Document 6 - file: a52578700_ex991.htm

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    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>7
    <FILENAME>jack-20220214.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
    <TEXT>
    Document 7 - file: jack-20220214.xsd

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    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>8
    <FILENAME>jack-20220214_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
    <TEXT>
    Document 8 - file: jack-20220214_lab.xml

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    <DOCUMENT>
    <TYPE>EX-101.PRE
    <SEQUENCE>9
    <FILENAME>jack-20220214_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
    <TEXT>
    Document 9 - file: jack-20220214_pre.xml

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>10
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 10 - file: R1.htm

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>11
    <FILENAME>a52578700_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 11 - file: a52578700_htm.html

    Document 11 - RAW XML: a52578700_htm.xml

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    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>12
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 12 - file: Financial_Report.xlsx

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>13
    <FILENAME>Show.js
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 13 - file: Show.js

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>14
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 14 - file: report.css

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>15
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 15 - file: FilingSummary.html

    Document 15 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>17
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 17 - file: MetaLinks.json

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    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>18
    <FILENAME>0001157523-22-000199-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 18 - file: 0001157523-22-000199-xbrl.zip

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