$JACK
JACK IN THE BOX INC Stock $jack

$jack Overview Financials Valuation SEC Filings Company Website

2019 Q4 Form 10-K Financial Statement

#000080788219000023 Filed on November 21, 2019

Income Statement

Concept	2019 Q4	2019 Q3	2019
Revenue		$221.2M	$950.1M
YoY Change		24.66%	9.25%
Cost Of Revenue		$57.23M	$248.5M
YoY Change		-9.92%	-24.67%
Gross Profit		$164.0M	$701.6M
YoY Change		43.94%	29.97%
Gross Profit Margin		74.13%	73.85%
Selling, General & Admin		$24.39M	$76.36M
YoY Change		23.98%	-27.15%
% of Gross Profit		14.87%	10.88%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization		$12.79M	$55.18M
YoY Change		-3.09%	-7.14%
% of Gross Profit		7.8%	7.86%
Operating Expenses		$24.39M	$76.36M
YoY Change		23.98%	-27.15%
Operating Profit		$48.52M	$202.2M
YoY Change		36.1%	-13.38%
Interest Expense		-$36.50M	-$85.00M
YoY Change		234.86%	86.81%
% of Operating Profit		-75.23%	-42.03%
Other Income/Expense, Net		-$300.0K	-$1.500M
YoY Change		-25.0%	-16.67%
Pretax Income		$11.43M	$115.8M
YoY Change		-82.55%	-37.78%
Income Tax		-$2.048M	$24.03M
% Of Pretax Income		-17.93%	20.75%
Net Earnings		$22.06M	$94.44M
YoY Change		35.6%	-22.19%
Net Earnings / Revenue		9.97%	9.94%
Basic Earnings Per Share		$0.86	$3.66
Diluted Earnings Per Share		$0.85	$3.62
COMMON SHARES
Basic Shares Outstanding	23.65M shares	25.96M shares	25.82M shares
Diluted Shares Outstanding		26.18M shares	26.07M shares

Balance Sheet

Concept	2019 Q3	2019
SHORT-TERM ASSETS
Cash & Short-Term Investments	$12.40M	$125.5M
YoY Change	12300.0%	4548.15%
Cash & Equivalents	$151.6M
Short-Term Investments
Other Short-Term Assets	$2.718M	$54.60M
YoY Change	-40.89%	65.96%
Inventory	$1.776M	$1.800M
Prepaid Expenses	$9.015M
Receivables	$42.70M	$33.90M
Other Receivables	$14.90M	$11.30M
Total Short-Term Assets	$227.1M	$227.1M
YoY Change	139.15%	139.05%
LONG-TERM ASSETS
Property, Plant & Equipment	$391.9M	$391.9M
YoY Change	-6.61%	-6.62%
Goodwill	$46.75M
YoY Change	0.0%
Intangibles	$39.00K
YoY Change	-93.5%
Long-Term Investments
YoY Change
Other Assets	$339.4M	$292.2M
YoY Change	70.34%	11.78%
Total Long-Term Assets	$339.4M	$731.4M
YoY Change	9.93%	0.41%
TOTAL ASSETS
Total Short-Term Assets	$227.1M	$227.1M
Total Long-Term Assets	$339.4M	$731.4M
Total Assets	$958.5M	$958.5M
YoY Change	16.41%	16.41%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$37.07M	$37.10M
YoY Change	-17.58%	-17.56%
Accrued Expenses	$120.1M	$118.9M
YoY Change	12.31%	12.7%
Deferred Revenue	$2.036M
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due	$42.90M	$800.0K
YoY Change	30.65%	-97.48%
Total Short-Term Liabilities	$157.9M	$157.9M
YoY Change	-14.04%	-14.04%
LONG-TERM LIABILITIES
Long-Term Debt	$971.8M	$1.274B
YoY Change	1.93%	22.79%
Other Long-Term Liabilities	$72.68M	$263.8M
YoY Change	-21.58%	36.4%
Total Long-Term Liabilities	$1.538B	$1.538B
YoY Change	24.91%	24.92%
TOTAL LIABILITIES
Total Short-Term Liabilities	$157.9M	$157.9M
Total Long-Term Liabilities	$1.538B	$1.538B
Total Liabilities	$1.696B	$1.696B
YoY Change	19.86%	19.86%
SHAREHOLDERS EQUITY
Retained Earnings	$1.574B
YoY Change	0.82%
Common Stock	$481.1M
YoY Change	2.01%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$2.656B
YoY Change	4.95%
Treasury Stock Shares	57.76M shares
Shareholders Equity	-$737.6M	-$737.6M
YoY Change
Total Liabilities & Shareholders Equity	$958.5M	$958.5M
YoY Change	16.41%	16.41%

Cashflow Statement

Concept	2019 Q3	2019
OPERATING ACTIVITIES
Net Income	$22.06M	$94.44M
YoY Change	35.6%	-22.19%
Depreciation, Depletion And Amortization	$12.79M	$55.18M
YoY Change	-3.09%	-7.14%
Cash From Operating Activities	$56.00M	$168.4M
YoY Change	88.55%	61.84%
INVESTING ACTIVITIES
Capital Expenditures	-$6.800M	$47.65M
YoY Change	-8.11%	25.92%
Acquisitions
YoY Change
Other Investing Activities	$16.00M	-$1.630M
YoY Change	-56.76%	-45.1%
Cash From Investing Activities	$9.100M	-$13.82M
YoY Change	-69.15%	-121.05%
FINANCING ACTIVITIES
Cash Dividend Paid		$41.18M
YoY Change		-9.32%
Common Stock Issuance & Retirement, Net		$136.4M
YoY Change		-57.06%
Debt Paid & Issued, Net		$337.2M
YoY Change		10.68%
Cash From Financing Activities	-54.20M	-$5.730M
YoY Change	-10.12%	-98.71%
NET CHANGE
Cash From Operating Activities	56.00M	$168.4M
Cash From Investing Activities	9.100M	-$13.82M
Cash From Financing Activities	-54.20M	-$5.730M
Net Change In Cash	10.90M	$148.9M
YoY Change	-1090.91%	-153.97%
FREE CASH FLOW
Cash From Operating Activities	$56.00M	$168.4M
Capital Expenditures	-$6.800M	$47.65M
Free Cash Flow	$62.80M	$120.8M
YoY Change	69.27%	82.38%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2019	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--09-29
CY2019	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2019	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2019
CY2019	dei	Entity Central Index Key EntityCentralIndexKey	0000807882
CY2016	jack	Fiscal Year FiscalYear	53
CY2017	jack	Fiscal Year FiscalYear	52
CY2018	jack	Fiscal Year FiscalYear	52
CY2019	jack	Fiscal Year FiscalYear	52
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	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.40
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CY2019Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	175000000	shares
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CY2018Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	15000000	shares
CY2019Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	15000000	shares
CY2018Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2019Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
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CY2019	us-gaap	Significant Changes Franchises Purchased During Period SignificantChangesFranchisesPurchasedDuringPeriod	0	restaurant
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CY2019Q3	us-gaap	Treasury Stock Shares TreasuryStockShares	57760573	shares
CY2019	dei	Document Type DocumentType	10-K
CY2019	dei	Document Annual Report DocumentAnnualReport	true
CY2019	dei	Document Period End Date DocumentPeriodEndDate	2019-09-29
CY2019	dei	Document Transition Report DocumentTransitionReport	false
CY2019	dei	Entity File Number EntityFileNumber	1-9390
CY2019	dei	Entity Registrant Name EntityRegistrantName	JACK IN THE BOX INC.
CY2019	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2019	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	95-2698708
CY2019	dei	Entity Address Address Line1 EntityAddressAddressLine1	9330 Balboa Avenue
CY2019	dei	Entity Address City Or Town EntityAddressCityOrTown	San Diego
CY2019	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
CY2019	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	92123
CY2019	dei	City Area Code CityAreaCode	858
CY2019	dei	Local Phone Number LocalPhoneNumber	571-2121
CY2019	dei	Security12b Title Security12bTitle	Common Stock, $0.01 par value
CY2019	dei	Trading Symbol TradingSymbol	JACK
CY2019	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2019	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2019	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2019	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
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CY2019	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.10
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.59
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.22
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.62
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.21
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.38
CY2019	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.60
CY2018	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.60
CY2017	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.60
CY2019	us-gaap	Net Income Loss NetIncomeLoss	94437000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	121371000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	135332000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	-23625000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	18769000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Gain Loss On Derivatives Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	19768000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	-24328000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	-3455000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci On Derivatives Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesBeforeTax	-5070000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	703000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	22224000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	24838000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	3165000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	5725000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesTax	9592000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-2462000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	16499000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	15246000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	-62377000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	31478000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	49025000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax	3917000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax	4988000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax	6429000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	58460000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-36466000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-55454000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	15176000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-9544000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-21418000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	43284000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-26922000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-34036000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	0	USD
CY2018	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	6000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-35000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	0	USD
CY2018	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	2000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-13000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment From Aoci Realized Upon Sale Or Liquidation Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax	0	USD
CY2018	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment From Aoci Realized Upon Sale Or Liquidation Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax	-76000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment From Aoci Realized Upon Sale Or Liquidation Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax	0	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	0	USD
CY2018	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	80000	USD
CY2017	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-22000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	121371000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-45746000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	43501000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	49260000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	48691000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	164872000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	184592000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	94437000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	135332000	USD
CY2019	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	2690000	USD
CY2018	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	17032000	USD
CY2017	us-gaap	Income Loss From Discontinued Operations Net Of Tax Attributable To Reporting Entity IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity	6759000	USD
CY2019	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	91747000	USD
CY2018	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	104339000	USD
CY2017	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	128573000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	55181000	USD
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	59422000	USD
CY2017	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	67398000	USD
CY2019	us-gaap	Amortization Of Lease Incentives AmortizationOfLeaseIncentives	1983000	USD
CY2018	us-gaap	Amortization Of Lease Incentives AmortizationOfLeaseIncentives	862000	USD
CY2017	us-gaap	Amortization Of Lease Incentives AmortizationOfLeaseIncentives	121000	USD
CY2019	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	3121000	USD
CY2018	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	2803000	USD
CY2017	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	3487000	USD
CY2019	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	-2757000	USD
CY2018	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2017	us-gaap	Gains Losses On Extinguishment Of Debt GainsLossesOnExtinguishmentOfDebt	0	USD
CY2019	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-23551000	USD
CY2018	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	0	USD
CY2017	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	0	USD
CY2019	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	113000	USD
CY2018	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	2031000	USD
CY2017	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	4232000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	4100000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	25352000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-16074000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	8074000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	9146000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	10637000	USD
CY2019	us-gaap	Pension And Other Postretirement Benefit Expense PensionAndOtherPostretirementBenefitExpense	1484000	USD
CY2018	us-gaap	Pension And Other Postretirement Benefit Expense PensionAndOtherPostretirementBenefitExpense	2324000	USD
CY2017	us-gaap	Pension And Other Postretirement Benefit Expense PensionAndOtherPostretirementBenefitExpense	4215000	USD
CY2019	jack	Losses Gains On Cash Surrender Value Of Company Owned Life Insurance LossesGainsOnCashSurrenderValueOfCompanyOwnedLifeInsurance	-4475000	USD
CY2018	jack	Losses Gains On Cash Surrender Value Of Company Owned Life Insurance LossesGainsOnCashSurrenderValueOfCompanyOwnedLifeInsurance	-2280000	USD
CY2017	jack	Losses Gains On Cash Surrender Value Of Company Owned Life Insurance LossesGainsOnCashSurrenderValueOfCompanyOwnedLifeInsurance	-2424000	USD
CY2019	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	1366000	USD
CY2018	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	46164000	USD
CY2017	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	38034000	USD
CY2019	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	6244000	USD
CY2018	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-1627000	USD
CY2017	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-2891000	USD
CY2019	us-gaap	Other Asset Impairment Charges OtherAssetImpairmentCharges	5414000	USD
CY2018	us-gaap	Other Asset Impairment Charges OtherAssetImpairmentCharges	2505000	USD
CY2017	us-gaap	Other Asset Impairment Charges OtherAssetImpairmentCharges	1815000	USD
CY2019	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-3504000	USD
CY2018	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-24220000	USD
CY2017	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	1868000	USD
CY2019	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-82000	USD
CY2018	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-1587000	USD
CY2017	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-1839000	USD
CY2019	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-8728000	USD
CY2018	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	9432000	USD
CY2017	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-12718000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	4524000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	4890000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-3359000	USD
CY2019	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-7505000	USD
CY2018	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-38329000	USD
CY2017	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-16654000	USD
CY2019	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	6194000	USD
CY2018	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	5467000	USD
CY2017	us-gaap	Pension And Other Postretirement Benefit Contributions PensionAndOtherPostretirementBenefitContributions	5363000	USD
CY2019	us-gaap	Payments For Proceeds From Tenant Allowance PaymentsForProceedsFromTenantAllowance	10593000	USD
CY2018	us-gaap	Payments For Proceeds From Tenant Allowance PaymentsForProceedsFromTenantAllowance	14893000	USD
CY2017	us-gaap	Payments For Proceeds From Tenant Allowance PaymentsForProceedsFromTenantAllowance	0	USD
CY2019	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-9355000	USD
CY2018	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-16426000	USD
CY2017	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-11997000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	168405000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	104055000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	133689000	USD
CY2017	jack	Proceeds From Assets Held For Sale And Leaseback ProceedsFromAssetsHeldForSaleAndLeaseback	6057000	USD
CY2019	us-gaap	Payments For Proceeds From Businesses And Interest In Affiliates PaymentsForProceedsFromBusinessesAndInterestInAffiliates	-1280000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	65661000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	47649000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	37842000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	38970000	USD
CY2019	jack	Proceeds From Assets Held For Sale And Leaseback ProceedsFromAssetsHeldForSaleAndLeaseback	4447000	USD
CY2018	jack	Proceeds From Assets Held For Sale And Leaseback ProceedsFromAssetsHeldForSaleAndLeaseback	9336000	USD
CY2018	us-gaap	Payments For Proceeds From Businesses And Interest In Affiliates PaymentsForProceedsFromBusinessesAndInterestInAffiliates	-26486000	USD
CY2017	us-gaap	Payments For Proceeds From Businesses And Interest In Affiliates PaymentsForProceedsFromBusinessesAndInterestInAffiliates	-99591000	USD
CY2019	us-gaap	Proceeds From Collection Of Notes Receivable ProceedsFromCollectionOfNotesReceivable	16759000	USD
CY2018	us-gaap	Proceeds From Collection Of Notes Receivable ProceedsFromCollectionOfNotesReceivable	54453000	USD
CY2017	us-gaap	Proceeds From Collection Of Notes Receivable ProceedsFromCollectionOfNotesReceivable	1500000	USD
CY2019	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	9714000	USD
CY2018	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	10259000	USD
CY2017	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	2921000	USD
CY2019	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-1630000	USD
CY2018	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-2969000	USD
CY2017	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	3729000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-13819000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	67370000	USD
CY2019	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	229798000	USD
CY2018	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	757100000	USD
CY2017	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	747900000	USD
CY2019	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	960220000	USD
CY2018	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	523700000	USD
CY2017	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	533300000	USD
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1300000000	USD
CY2018	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2017	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2019	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	337150000	USD
CY2018	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	304607000	USD
CY2017	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	57266000	USD
CY2019	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	34122000	USD
CY2018	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	1366000	USD
CY2017	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	USD
CY2019	jack	Paymentsto Terminate Derivative Contract PaymentstoTerminateDerivativeContract	23551000	USD
CY2018	jack	Paymentsto Terminate Derivative Contract PaymentstoTerminateDerivativeContract	0	USD
CY2017	jack	Paymentsto Terminate Derivative Contract PaymentstoTerminateDerivativeContract	0	USD
CY2019	us-gaap	Payments Of Dividends PaymentsOfDividends	41179000	USD
CY2018	us-gaap	Payments Of Dividends PaymentsOfDividends	45412000	USD
CY2017	us-gaap	Payments Of Dividends PaymentsOfDividends	48925000	USD
CY2019	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1231000	USD
CY2018	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	7959000	USD
CY2017	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	5165000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	137654000	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	325634000	USD
CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	334361000	USD
CY2019	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	0	USD
CY2018	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	0	USD
CY2017	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	4232000	USD
CY2019	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	2883000	USD
CY2018	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	7719000	USD
CY2017	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	9240000	USD
CY2019	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	0	USD
CY2018	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	-2150000	USD
CY2017	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	2151000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-5730000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-445529000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-223644000	USD
CY2019	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	148856000	USD
CY2018	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	-275813000	USD
CY2017	us-gaap	Net Cash Provided By Used In Continuing Operations NetCashProvidedByUsedInContinuingOperations	-22585000	USD
CY2019	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	0	USD
CY2018	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	4823000	USD
CY2017	us-gaap	Cash Provided By Used In Operating Activities Discontinued Operations CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations	47388000	USD
CY2019	us-gaap	Cash Provided By Used In Investing Activities Discontinued Operations CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations	0	USD
CY2018	us-gaap	Cash Provided By Used In Investing Activities Discontinued Operations CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations	266125000	USD
CY2017	us-gaap	Cash Provided By Used In Investing Activities Discontinued Operations CashProvidedByUsedInInvestingActivitiesDiscontinuedOperations	-34031000	USD
CY2019	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	0	USD
CY2018	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	-78000	USD
CY2017	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	-138000	USD
CY2019	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	0	USD
CY2018	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	270870000	USD
CY2017	us-gaap	Net Cash Provided By Used In Discontinued Operations NetCashProvidedByUsedInDiscontinuedOperations	13219000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash EffectOfExchangeRateOnCash	0	USD
CY2018	us-gaap	Effect Of Exchange Rate On Cash EffectOfExchangeRateOnCash	6000	USD
CY2017	us-gaap	Effect Of Exchange Rate On Cash EffectOfExchangeRateOnCash	-22000	USD
CY2018Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	2705000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	7642000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	17030000	USD
CY2019Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	151561000	USD
CY2018Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	2705000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	7642000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	-217206000	USD
CY2017	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	9397000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	11416000	USD
CY2017	us-gaap	Dividends Dividends	49078000	USD
CY2017	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	327153000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	135332000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-22000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	15246000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-34036000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Other AdjustmentsToAdditionalPaidInCapitalOther	-98000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	-388130000	USD
CY2018	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	8207000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	9017000	USD
CY2018	us-gaap	Dividends Dividends	45514000	USD
CY2018	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	340000000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	121371000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	80000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	16499000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-26922000	USD
CY2018	us-gaap	Stockholders Equity Other StockholdersEquityOther	151000	USD
CY2018Q3	us-gaap	Stockholders Equity StockholdersEquity	-591699000	USD
CY2019	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	1232000	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	8074000	USD
CY2019	us-gaap	Dividends Dividends	41235000	USD
CY2019	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	125317000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	94437000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	-2462000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	43284000	USD
CY2018Q4	us-gaap	Cumulative Effect Of New Accounting Principle In Period Of Adoption CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption	-37330000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	-737584000	USD
CY2019Q3	us-gaap	Number Of Restaurants NumberOfRestaurants	2243	restaurant
CY2018Q3	us-gaap	Number Of Restaurants NumberOfRestaurants	2237	restaurant
CY2017Q4	us-gaap	Number Of Restaurants NumberOfRestaurants	2251	restaurant
CY2019	us-gaap	Reclassifications Reclassifications	<span style="font-family:inherit;font-size:10pt;font-style:italic;font-weight:bold;">Reclassifications </span>— We have reclassified certain items in the consolidated financial statements for prior periods to be comparable to the current year presentation. These reclassifications had no effect on previously reported net earnings.
CY2019	us-gaap	Fiscal Period FiscalPeriod	<span style="font-family:inherit;font-size:10pt;font-style:italic;font-weight:bold;">Fiscal year</span><span style="font-family:inherit;font-size:10pt;"> — Our fiscal year is </span><span style="font-family:inherit;font-size:10pt;">52</span><span style="font-family:inherit;font-size:10pt;"> or </span><span style="font-family:inherit;font-size:10pt;">53</span><span style="font-family:inherit;font-size:10pt;"> weeks ending the Sunday closest to </span><span style="font-family:inherit;font-size:10pt;">September 30</span><span style="font-family:inherit;font-size:10pt;">. Comparisons throughout these notes to the consolidated financial statements refer to the </span><span style="font-family:inherit;font-size:10pt;">52</span><span style="font-family:inherit;font-size:10pt;">-week periods ended </span><span style="font-family:inherit;font-size:10pt;">September 29, 2019</span><span style="font-family:inherit;font-size:10pt;">, </span><span style="font-family:inherit;font-size:10pt;">September 30, 2018</span><span style="font-family:inherit;font-size:10pt;"> and </span><span style="font-family:inherit;font-size:10pt;">October 1, 2017</span><span style="font-family:inherit;font-size:10pt;"> for fiscal years </span><span style="font-family:inherit;font-size:10pt;">2019</span><span style="font-family:inherit;font-size:10pt;">, </span><span style="font-family:inherit;font-size:10pt;">2018</span><span style="font-family:inherit;font-size:10pt;">, and </span><span style="font-family:inherit;font-size:10pt;">2017</span>, respectively
CY2019	us-gaap	Use Of Estimates UseOfEstimates	<div style="line-height:120%;padding-bottom:8px;text-align:justify;text-indent:24px;font-size:10pt;"><span style="font-family:inherit;font-size:10pt;font-style:italic;font-weight:bold;">Use of estimates</span><span style="font-family:inherit;font-size:10pt;"> — In preparing the consolidated financial statements in conformity with U.S. GAAP, management is required to make certain assumptions and estimates that affect reported amounts of assets, liabilities, revenues, expenses, and the disclosure of contingencies. In making these assumptions and estimates, management may from time to time seek advice and consider information provided by actuaries and other experts in a particular area. Actual amounts could differ materially from these estimates.</span></div>
CY2019	us-gaap	Depreciation Depreciation	55200000	USD
CY2018	us-gaap	Depreciation Depreciation	59400000	USD
CY2017	us-gaap	Depreciation Depreciation	67400000	USD
CY2019	us-gaap	Increase Decrease In Gift Card Liability IncreaseDecreaseInGiftCardLiability	500000	USD
CY2018	us-gaap	Increase Decrease In Gift Card Liability IncreaseDecreaseInGiftCardLiability	600000	USD
CY2017	us-gaap	Increase Decrease In Gift Card Liability IncreaseDecreaseInGiftCardLiability	500000	USD
CY2019Q3	jack	Generalliabilityandworkerscompestimatedclaimstobepaidbyinsuranceproviders Generalliabilityandworkerscompestimatedclaimstobepaidbyinsuranceproviders	3600000	USD
CY2018Q3	jack	Generalliabilityandworkerscompestimatedclaimstobepaidbyinsuranceproviders Generalliabilityandworkerscompestimatedclaimstobepaidbyinsuranceproviders	3700000	USD
CY2019	jack	Contractual Contributions Towards Advertising Costs Percentage Of Sales ContractualContributionsTowardsAdvertisingCostsPercentageOfSales	0.050
CY2019	us-gaap	Marketing Expense MarketingExpense	2000000.0	USD
CY2018	us-gaap	Marketing Expense MarketingExpense	6200000	USD
CY2017	us-gaap	Marketing Expense MarketingExpense	500000	USD
CY2019	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	19000000.0	USD
CY2018	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	28800000	USD
CY2017	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	36500000	USD
CY2019	us-gaap	Revenues Revenues	950107000	USD
CY2019	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	76357000	USD
CY2019	us-gaap	Costs And Expenses CostsAndExpenses	747884000	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	202223000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	115772000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	24025000	USD
CY2019	us-gaap	Income Loss From Continuing Operations IncomeLossFromContinuingOperations	91747000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	94437000	USD
CY2019Q3	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	9015000	USD
CY2019Q3	us-gaap	Assets Current AssetsCurrent	227128000	USD
CY2019Q3	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	85564000	USD
CY2019Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	206685000	USD
CY2019Q3	us-gaap	Assets Noncurrent AssetsNoncurrent	339421000	USD
CY2019Q3	us-gaap	Assets Assets	958483000	USD
CY2019Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	120083000	USD
CY2019Q3	us-gaap	Liabilities Current LiabilitiesCurrent	157923000	USD
CY2019Q3	us-gaap	Liabilities Other Than Longterm Debt Noncurrent LiabilitiesOtherThanLongtermDebtNoncurrent	263770000	USD
CY2019Q3	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	1538144000	USD
CY2019Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1577034000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	-737584000	USD
CY2019Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	958483000	USD
CY2018	us-gaap	Pension Expense PensionExpense	1800000	USD
CY2017	us-gaap	Pension Expense PensionExpense	3400000	USD
CY2019	jack	Franchise Fees Current Standard FranchiseFeesCurrentStandard	50000	USD
CY2019	jack	Royalty And Marketing Fee Percent Of Gross Sales RoyaltyAndMarketingFeePercentOfGrossSales	0.05
CY2019	us-gaap	Revenues Revenues	950107000	USD
CY2018Q3	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	50018000	USD
CY2019	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	5173000	USD
CY2019	jack	Contractwith Customer Liability Additions ContractwithCustomerLiabilityAdditions	1428000	USD
CY2019Q3	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	46273000	USD
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	4978000	USD
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	4880000	USD
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	4681000	USD
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	4527000	USD
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	4334000	USD
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	22873000	USD
CY2019Q3	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	46273000	USD
CY2019	us-gaap	Significant Changes Franchises Sold SignificantChangesFranchisesSold	0	restaurant
CY2018	us-gaap	Significant Changes Franchises Sold SignificantChangesFranchisesSold	135	restaurant
CY2017	us-gaap	Significant Changes Franchises Sold SignificantChangesFranchisesSold	178	restaurant
CY2019	jack	Number Of New Restaurants Opened By Franchisees NumberOfNewRestaurantsOpenedByFranchisees	19	restaurant
CY2018	jack	Number Of New Restaurants Opened By Franchisees NumberOfNewRestaurantsOpenedByFranchisees	11	restaurant
CY2017	jack	Number Of New Restaurants Opened By Franchisees NumberOfNewRestaurantsOpenedByFranchisees	18	restaurant
CY2019	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	1280000	USD
CY2018	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	26486000	USD
CY2017	us-gaap	Proceeds From Divestiture Of Businesses ProceedsFromDivestitureOfBusinesses	99591000	USD
CY2019	jack	Total Proceedsfromthe Saleof Company Operated Restaurants TotalProceedsfromtheSaleofCompanyOperatedRestaurants	1280000	USD
CY2018	jack	Total Proceedsfromthe Saleof Company Operated Restaurants TotalProceedsfromtheSaleofCompanyOperatedRestaurants	96947000	USD
CY2017	jack	Total Proceedsfromthe Saleof Company Operated Restaurants TotalProceedsfromtheSaleofCompanyOperatedRestaurants	99591000	USD
CY2019	jack	Assets Written Off Related To Sale Of Business Unit AssetsWrittenOffRelatedToSaleOfBusinessUnit	0	USD
CY2018	jack	Assets Written Off Related To Sale Of Business Unit AssetsWrittenOffRelatedToSaleOfBusinessUnit	21329000	USD
CY2017	jack	Assets Written Off Related To Sale Of Business Unit AssetsWrittenOffRelatedToSaleOfBusinessUnit	30597000	USD
CY2019	jack	Operating Lease Lease Commitmentsin Excessof Sublease Income OperatingLeaseLeaseCommitmentsinExcessofSubleaseIncome	0	USD
CY2018	jack	Operating Lease Lease Commitmentsin Excessof Sublease Income OperatingLeaseLeaseCommitmentsinExcessofSubleaseIncome	0	USD
CY2017	jack	Operating Lease Lease Commitmentsin Excessof Sublease Income OperatingLeaseLeaseCommitmentsinExcessofSubleaseIncome	11737000	USD
CY2019	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	2000	USD
CY2018	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	4663000	USD
CY2017	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	10062000	USD
CY2019	jack	Disposal Group Not Discontinued Operation Other Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationOtherGainLossOnDisposal	88000	USD
CY2018	jack	Disposal Group Not Discontinued Operation Other Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationOtherGainLossOnDisposal	-24791000	USD
CY2017	jack	Disposal Group Not Discontinued Operation Other Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationOtherGainLossOnDisposal	-9161000	USD
CY2019	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	1366000	USD
CY2018	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	46164000	USD
CY2017	us-gaap	Disposal Group Not Discontinued Operation Gain Loss On Disposal DisposalGroupNotDiscontinuedOperationGainLossOnDisposal	38034000	USD
CY2019	jack	Additionalproceedsfromthesaleofacompanyoperatedrestaurant Additionalproceedsfromthesaleofacompanyoperatedrestaurant	1300000	USD
CY2018	jack	Additionalproceedsfromthesaleofacompanyoperatedrestaurant Additionalproceedsfromthesaleofacompanyoperatedrestaurant	1400000	USD
CY2017	jack	Additionalproceedsfromthesaleofacompanyoperatedrestaurant Additionalproceedsfromthesaleofacompanyoperatedrestaurant	200000	USD
CY2018	us-gaap	Disposal Group Including Discontinued Operation Operating Expense DisposalGroupIncludingDiscontinuedOperationOperatingExpense	2300000	USD
CY2018	jack	Disposal Group Including Discontinued Operation Misc Non Capital DisposalGroupIncludingDiscontinuedOperationMiscNonCapital	3700000	USD
CY2017	us-gaap	Significant Changes Franchises Purchased During Period SignificantChangesFranchisesPurchasedDuringPeriod	50	restaurant
CY2017	us-gaap	Significant Changes Franchises Purchased During Period SignificantChangesFranchisesPurchasedDuringPeriod	50	restaurant
CY2017	us-gaap	Significant Changes Franchises Purchased During Period SignificantChangesFranchisesPurchasedDuringPeriod	50	restaurant
CY2019Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	6267000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	6151000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	425000	USD
CY2019	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	2000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	6692000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	6751000	USD
CY2018Q3	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	600000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	100000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	200000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	108000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	95000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	36000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	20000	USD
CY2019Q3	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	17000	USD
CY2019Q3	us-gaap	Fair Value Liabilities Measured On Recurring Basis Obligations FairValueLiabilitiesMeasuredOnRecurringBasisObligations	30104000	USD
CY2018Q3	us-gaap	Fair Value Liabilities Measured On Recurring Basis Obligations FairValueLiabilitiesMeasuredOnRecurringBasisObligations	38150000	USD
CY2019Q3	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	3500000	USD
CY2019Q3	us-gaap	Line Of Credit LineOfCredit	0	USD
CY2018Q3	us-gaap	Line Of Credit LineOfCredit	730422000	USD
CY2019Q3	us-gaap	Loans Payable To Bank LoansPayableToBank	0	USD
CY2018Q3	us-gaap	Loans Payable To Bank LoansPayableToBank	336360000	USD
CY2019Q3	us-gaap	Capital Lease Obligations CapitalLeaseObligations	3594000	USD
CY2018Q3	us-gaap	Capital Lease Obligations CapitalLeaseObligations	4403000	USD
CY2019Q3	us-gaap	Long Term Debt LongTermDebt	1303594000	USD
CY2018Q3	us-gaap	Long Term Debt LongTermDebt	1071185000	USD
CY2019Q3	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	774000	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	31828000	USD
CY2019Q3	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	28446000	USD
CY2018Q3	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	1430000	USD
CY2019Q3	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	1274374000	USD
CY2018Q3	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	1037927000	USD
CY2019Q3	us-gaap	Long Term Debt And Capital Lease Obligations Repayments Of Principal In Next Twelve Months LongTermDebtAndCapitalLeaseObligationsRepaymentsOfPrincipalInNextTwelveMonths	774000	USD
CY2019Q3	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Two LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearTwo	795000	USD
CY2019Q3	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Three LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearThree	821000	USD
CY2019Q3	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Four LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFour	575846000	USD
CY2019Q3	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal In Year Five LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFive	327000	USD
CY2019Q3	us-gaap	Long Term Debt And Capital Lease Obligations Maturities Repayments Of Principal After Year Five LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterYearFive	725031000	USD
CY2019Q3	us-gaap	Long Term Debt LongTermDebt	1303594000	USD
CY2019	us-gaap	Operating Leases Rent Expense Minimum Rentals OperatingLeasesRentExpenseMinimumRentals	184587000	USD
CY2018	us-gaap	Operating Leases Rent Expense Minimum Rentals OperatingLeasesRentExpenseMinimumRentals	184106000	USD
CY2017	us-gaap	Operating Leases Rent Expense Minimum Rentals OperatingLeasesRentExpenseMinimumRentals	185696000	USD
CY2019	us-gaap	Operating Leases Rent Expense Contingent Rentals OperatingLeasesRentExpenseContingentRentals	2255000	USD
CY2018	us-gaap	Operating Leases Rent Expense Contingent Rentals OperatingLeasesRentExpenseContingentRentals	2221000	USD
CY2017	us-gaap	Operating Leases Rent Expense Contingent Rentals OperatingLeasesRentExpenseContingentRentals	2419000	USD
CY2019	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	186842000	USD
CY2018	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	186327000	USD
CY2017	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	188115000	USD
CY2019	us-gaap	Operating Leases Rent Expense Sublease Rentals1 OperatingLeasesRentExpenseSubleaseRentals1	170651000	USD
CY2018	us-gaap	Operating Leases Rent Expense Sublease Rentals1 OperatingLeasesRentExpenseSubleaseRentals1	162640000	USD
CY2017	us-gaap	Operating Leases Rent Expense Sublease Rentals1 OperatingLeasesRentExpenseSubleaseRentals1	145728000	USD
CY2019	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	16191000	USD
CY2018	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	23687000	USD
CY2017	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	42387000	USD
CY2019Q3	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	879000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	193313000	USD
CY2019Q3	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	879000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	186226000	USD
CY2019Q3	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	879000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	145794000	USD
CY2019Q3	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	864000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	117753000	USD
CY2019Q3	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	396000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	87420000	USD
CY2019Q3	us-gaap	Capital Leases Future Minimum Payments Due Thereafter CapitalLeasesFutureMinimumPaymentsDueThereafter	40000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	363505000	USD
CY2019Q3	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	3937000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	1094011000	USD
CY2019Q3	us-gaap	Capital Leases Future Minimum Payments Interest Included In Payments CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments	343000	USD
CY2019Q3	us-gaap	Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments	3594000	USD
CY2019Q3	us-gaap	Capital Lease Obligations Current CapitalLeaseObligationsCurrent	774000	USD
CY2019Q3	us-gaap	Capital Lease Obligations Noncurrent CapitalLeaseObligationsNoncurrent	2820000	USD
CY2019Q3	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	3904000	USD
CY2018Q3	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	4621000	USD
CY2019Q3	us-gaap	Capital Leases Balance Sheet Assets By Major Class Net CapitalLeasesBalanceSheetAssetsByMajorClassNet	2976000	USD
CY2018Q3	us-gaap	Capital Leases Balance Sheet Assets By Major Class Net CapitalLeasesBalanceSheetAssetsByMajorClassNet	4115000	USD
CY2019Q3	us-gaap	Lessor Operating Lease Term Of Contract LessorOperatingLeaseTermOfContract	P20Y
CY2019	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	277623000	USD
CY2018	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	264432000	USD
CY2017	us-gaap	Operating Leases Income Statement Lease Revenue OperatingLeasesIncomeStatementLeaseRevenue	237004000	USD
CY2019	us-gaap	Operating Leases Income Statement Contingent Revenue OperatingLeasesIncomeStatementContingentRevenue	38506000	USD
CY2018	us-gaap	Operating Leases Income Statement Contingent Revenue OperatingLeasesIncomeStatementContingentRevenue	35148000	USD
CY2017	us-gaap	Operating Leases Income Statement Contingent Revenue OperatingLeasesIncomeStatementContingentRevenue	33168000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Receivable Current OperatingLeasesFutureMinimumPaymentsReceivableCurrent	239219000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Receivable In Two Years OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears	255315000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Receivable In Three Years OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears	231394000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Receivable In Four Years OperatingLeasesFutureMinimumPaymentsReceivableInFourYears	224605000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Receivable In Five Years OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears	199442000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Receivable Thereafter OperatingLeasesFutureMinimumPaymentsReceivableThereafter	1215811000	USD
CY2019Q3	us-gaap	Operating Leases Future Minimum Payments Receivable OperatingLeasesFutureMinimumPaymentsReceivable	2365786000	USD
CY2019Q3	us-gaap	Property Subject To Or Available For Operating Lease Gross PropertySubjectToOrAvailableForOperatingLeaseGross	909067000	USD
CY2018Q3	us-gaap	Property Subject To Or Available For Operating Lease Gross PropertySubjectToOrAvailableForOperatingLeaseGross	914831000	USD
CY2019Q3	us-gaap	Property Subject To Or Available For Operating Lease Accumulated Depreciation PropertySubjectToOrAvailableForOperatingLeaseAccumulatedDepreciation	632197000	USD
CY2018Q3	us-gaap	Property Subject To Or Available For Operating Lease Accumulated Depreciation PropertySubjectToOrAvailableForOperatingLeaseAccumulatedDepreciation	607900000	USD
CY2019Q3	us-gaap	Property Subject To Or Available For Operating Lease Net PropertySubjectToOrAvailableForOperatingLeaseNet	276870000	USD
CY2018Q3	us-gaap	Property Subject To Or Available For Operating Lease Net PropertySubjectToOrAvailableForOperatingLeaseNet	306931000	USD
CY2019	us-gaap	Restructuring Costs RestructuringCosts	8455000	USD
CY2018	us-gaap	Restructuring Costs RestructuringCosts	10647000	USD
CY2017	us-gaap	Restructuring Costs RestructuringCosts	3631000	USD
CY2019	us-gaap	Business Exit Costs1 BusinessExitCosts1	8628000	USD
CY2018	us-gaap	Business Exit Costs1 BusinessExitCosts1	4803000	USD
CY2017	us-gaap	Business Exit Costs1 BusinessExitCosts1	5736000	USD
CY2019	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	6244000	USD
CY2018	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-1627000	USD
CY2017	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-2891000	USD
CY2019	jack	Accelerateddepreciation Accelerateddepreciation	1616000	USD
CY2018	jack	Accelerateddepreciation Accelerateddepreciation	1130000	USD
CY2017	jack	Accelerateddepreciation Accelerateddepreciation	911000	USD
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2018	us-gaap	Asset Impairment Charges AssetImpairmentCharges	211000	USD
CY2017	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2019	jack	Impairment And Other Costs Net ImpairmentAndOtherCostsNet	12455000	USD
CY2018	jack	Impairment And Other Costs Net ImpairmentAndOtherCostsNet	18418000	USD
CY2017	jack	Impairment And Other Costs Net ImpairmentAndOtherCostsNet	13169000	USD
CY2019	us-gaap	Restructuring Costs RestructuringCosts	8455000	USD
CY2018	us-gaap	Restructuring Costs RestructuringCosts	10647000	USD
CY2017	us-gaap	Restructuring Costs RestructuringCosts	3631000	USD
CY2019Q3	us-gaap	Restructuring And Related Cost Expected Cost Remaining1 RestructuringAndRelatedCostExpectedCostRemaining1	1300000	USD
CY2017	jack	Numberof Restaurants Closed NumberofRestaurantsClosed	3	restaurant
CY2019Q3	us-gaap	Impairment Of Long Lived Assets Held For Use ImpairmentOfLongLivedAssetsHeldForUse	3500000	USD
CY2017Q4	us-gaap	Disposal Group Including Discontinued Operation Consideration DisposalGroupIncludingDiscontinuedOperationConsideration	298500000	USD
CY2018Q1	us-gaap	Discontinued Operation Period Of Continuing Involvement After Disposal DiscontinuedOperationPeriodOfContinuingInvolvementAfterDisposal	P12M
CY2018Q1	jack	Discontinued Operation Period Of Continuing Involvement After Disposal Number Of Extension Options DiscontinuedOperationPeriodOfContinuingInvolvementAfterDisposalNumberOfExtensionOptions	2	extnsion_option
CY2018Q1	jack	Discontinued Operation Period Of Continuing Involvement After Disposal Service Period Extension Option DiscontinuedOperationPeriodOfContinuingInvolvementAfterDisposalServicePeriodExtensionOption	P3M
CY2019	us-gaap	Other Nonrecurring Income OtherNonrecurringIncome	7000000.0	USD
CY2018	us-gaap	Other Nonrecurring Income OtherNonrecurringIncome	7900000	USD
CY2018Q4	us-gaap	Other Nonrecurring Expense OtherNonrecurringExpense	35400000	USD
CY2018Q3	us-gaap	Disposal Group Including Discontinued Operation Accrued Income Tax Payable DisposalGroupIncludingDiscontinuedOperationAccruedIncomeTaxPayable	2800000	USD
CY2019Q3	us-gaap	Contractual Obligation ContractualObligation	32100000	USD
CY2019	jack	Lessee Guaranteed Leases Remaining Term LesseeGuaranteedLeasesRemainingTerm	P16Y
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	14683000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	51454000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	79038000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	5242000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	4922000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	12368000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	19925000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	56376000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	91406000	USD
CY2018	jack	Effective Income Tax Rate Reconciliation Releaseof Federal Tax Liability Percent EffectiveIncomeTaxRateReconciliationReleaseofFederalTaxLiabilityPercent	0
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	3750000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	23462000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-13176000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	350000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	1890000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-2898000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	4100000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	25352000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-16074000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	24025000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	81728000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	75332000	USD
CY2019	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	-2863000	USD
CY2018	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	15700000	USD
CY2017	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	-4119000	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.245
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2019	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.053
CY2018	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.047
CY2017	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.038
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0.175
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.001
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.011
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.003
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.004
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.004
CY2019	jack	Effective Income Tax Rate Reconciliation Releaseof Federal Tax Liability Percent EffectiveIncomeTaxRateReconciliationReleaseofFederalTaxLiabilityPercent	0.006
CY2017	jack	Effective Income Tax Rate Reconciliation Releaseof Federal Tax Liability Percent EffectiveIncomeTaxRateReconciliationReleaseofFederalTaxLiabilityPercent	0
CY2019	jack	Effective Income Tax Rate Reconciliation Adjustmentto State Tax Provision Percent EffectiveIncomeTaxRateReconciliationAdjustmenttoStateTaxProvisionPercent	0.009
CY2018	jack	Effective Income Tax Rate Reconciliation Adjustmentto State Tax Provision Percent EffectiveIncomeTaxRateReconciliationAdjustmenttoStateTaxProvisionPercent	0
CY2017	jack	Effective Income Tax Rate Reconciliation Adjustmentto State Tax Provision Percent EffectiveIncomeTaxRateReconciliationAdjustmenttoStateTaxProvisionPercent	0
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Deductions Other EffectiveIncomeTaxRateReconciliationDeductionsOther	0.010
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Deductions Other EffectiveIncomeTaxRateReconciliationDeductionsOther	0.004
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Deductions Other EffectiveIncomeTaxRateReconciliationDeductionsOther	0.011
CY2019	jack	Effective Income Tax Rate Reconciliation Terminationof Interest Rate Swaps Percent EffectiveIncomeTaxRateReconciliationTerminationofInterestRateSwapsPercent	0.026
CY2018	jack	Effective Income Tax Rate Reconciliation Terminationof Interest Rate Swaps Percent EffectiveIncomeTaxRateReconciliationTerminationofInterestRateSwapsPercent	0
CY2017	jack	Effective Income Tax Rate Reconciliation Terminationof Interest Rate Swaps Percent EffectiveIncomeTaxRateReconciliationTerminationofInterestRateSwapsPercent	0
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Other Reconciling Items Percent EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent	0
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Other Reconciling Items Percent EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent	0.009
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Other Reconciling Items Percent EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent	0.004
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.208
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.439
CY2017	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.369
CY2019Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	46918000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	34776000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	13803000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	1535000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Impairment Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses	9981000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Impairment Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsImpairmentLosses	11388000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Self Insurance DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance	7133000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Self Insurance DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance	8994000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	5415000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	4936000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	5327000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	7458000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Loss Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves	3786000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Loss Reserves DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves	4696000	USD
CY2019Q3	jack	Deferred Tax Assets Deferred Interest Deduction DeferredTaxAssetsDeferredInterestDeduction	3188000	USD
CY2018Q3	jack	Deferred Tax Assets Deferred Interest Deduction DeferredTaxAssetsDeferredInterestDeduction	0	USD
CY2019Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	2965000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	851000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Bonuses DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses	2617000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Bonuses DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses	2055000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Compensated Absences DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences	1092000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Compensated Absences DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences	2034000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Derivative Instruments DeferredTaxAssetsDerivativeInstruments	0	USD
CY2018Q3	us-gaap	Deferred Tax Assets Derivative Instruments DeferredTaxAssetsDerivativeInstruments	181000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	868000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	2206000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	103093000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	81110000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	2485000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	3554000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	100608000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	77556000	USD
CY2019Q3	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	10520000	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	10492000	USD
CY2019Q3	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	3822000	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	2790000	USD
CY2019Q3	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	128000	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	1855000	USD
CY2019Q3	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	574000	USD
CY2018Q3	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	279000	USD
CY2019Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	15044000	USD
CY2018Q3	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	15416000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	85564000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	62140000	USD
CY2018	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	32500000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	27400000	USD
CY2019Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	2500000	USD
CY2018Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	3600000	USD
CY2019	us-gaap	Defined Benefit Plan Assumptions Used In Calculations Narrative Description DefinedBenefitPlanAssumptionsUsedInCalculationsNarrativeDescription	P30Y
CY2019	jack	Defined Benefit Plan Effect Of Quarter Percentage Point Decrease In Discount Rate On Earnings Before Tax DefinedBenefitPlanEffectOfQuarterPercentagePointDecreaseInDiscountRateOnEarningsBeforeTax	500000	USD
CY2019	jack	Defined Benefit Plan Effect Of Quarter Percentage Point Decrease In Long Term Rate Of Return On Earnings Before Tax DefinedBenefitPlanEffectOfQuarterPercentagePointDecreaseInLongTermRateOfReturnOnEarningsBeforeTax	1100000	USD
CY2019	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Increase On Service And Interest Cost Components DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents	106000	USD
CY2019	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Decrease On Service And Interest Cost Components1 DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnServiceAndInterestCostComponents1	92000	USD
CY2019	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Increase On Accumulated Postretirement Benefit Obligation DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation	2737000	USD
CY2019	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Decrease On Accumulated Postretirement Benefit Obligation1 DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1	2365000	USD
CY2019Q3	us-gaap	Defined Benefit Plan Weighted Average Asset Allocations DefinedBenefitPlanWeightedAverageAssetAllocations	1
CY2019Q3	us-gaap	Defined Benefit Plan Plan Assets Target Allocation Percentage DefinedBenefitPlanPlanAssetsTargetAllocationPercentage	1
CY2019Q3	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	476194000	USD
CY2018Q3	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	456127000	USD
CY2019Q3	jack	Minimum Required Contribution For Retirement Plans MinimumRequiredContributionForRetirementPlans	0	USD
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	26068000	shares
CY2019	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	8074000	USD
CY2018	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	9146000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	10637000	USD
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	28807000	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	30914000	shares
CY2019Q3	us-gaap	Deferred Compensation Arrangement With Individual Common Stock Reserved For Future Issuance DeferredCompensationArrangementWithIndividualCommonStockReservedForFutureIssuance	0	shares
CY2019Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	175700000	USD
CY2019	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	1400000	shares
CY2019	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	125300000	USD
CY2019	jack	Stock Repurchase Transactions Settledin Subsequent Fiscal Year StockRepurchaseTransactionsSettledinSubsequentFiscalYear	2000000.0	USD
CY2018	jack	Stock Repurchase Transactions Settledin Subsequent Fiscal Year StockRepurchaseTransactionsSettledinSubsequentFiscalYear	14400000	USD
CY2017	jack	Stock Repurchase Transactions Initiatedin Prior Year StockRepurchaseTransactionsInitiatedinPriorYear	7200000	USD
CY2019Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.40
CY2019	us-gaap	Dividends Common Stock DividendsCommonStock	41400000	USD
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	25823000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	28499000	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	30630000	shares
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	186000	shares
CY2018	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	150000	shares
CY2017	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	76000	shares
CY2019	jack	Excluded From Diluted Weighted Average Shares Performance Conditions Not Satisfied ExcludedFromDilutedWeightedAverageSharesPerformanceConditionsNotSatisfied	65000	shares
CY2018	jack	Excluded From Diluted Weighted Average Shares Performance Conditions Not Satisfied ExcludedFromDilutedWeightedAverageSharesPerformanceConditionsNotSatisfied	44000	shares
CY2017	jack	Excluded From Diluted Weighted Average Shares Performance Conditions Not Satisfied ExcludedFromDilutedWeightedAverageSharesPerformanceConditionsNotSatisfied	53000	shares
CY2019Q3	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On First Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary	854100000	USD
CY2019Q3	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On Second Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAnniversary	465600000	USD
CY2019Q3	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On Third Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnThirdAnniversary	257300000	USD
CY2019Q3	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On Fourth Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAnniversary	155300000	USD
CY2019Q3	us-gaap	Unrecorded Unconditional Purchase Obligation Balance On Fifth Anniversary UnrecordedUnconditionalPurchaseObligationBalanceOnFifthAnniversary	153100000	USD
CY2019Q3	us-gaap	Unrecorded Unconditional Purchase Obligation Balance Sheet Amount UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount	1885400000	USD
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	14906000	USD
CY2018	us-gaap	Income Taxes Paid IncomeTaxesPaid	56183000	USD
CY2017	us-gaap	Income Taxes Paid IncomeTaxesPaid	92678000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	46227000	USD
CY2018	us-gaap	Interest Paid Net InterestPaidNet	43692000	USD
CY2017	us-gaap	Interest Paid Net InterestPaidNet	33857000	USD
CY2019	jack	Noncashproceedsfromdivestitureofbusiness Noncashproceedsfromdivestitureofbusiness	0	USD
CY2018	jack	Noncashproceedsfromdivestitureofbusiness Noncashproceedsfromdivestitureofbusiness	70461000	USD
CY2017	jack	Noncashproceedsfromdivestitureofbusiness Noncashproceedsfromdivestitureofbusiness	0	USD
CY2019	jack	Increasedecreaseindividendsaccruedorconvertedtostockequivalents Increasedecreaseindividendsaccruedorconvertedtostockequivalents	247000	USD
CY2018	jack	Increasedecreaseindividendsaccruedorconvertedtostockequivalents Increasedecreaseindividendsaccruedorconvertedtostockequivalents	276000	USD
CY2017	jack	Increasedecreaseindividendsaccruedorconvertedtostockequivalents Increasedecreaseindividendsaccruedorconvertedtostockequivalents	308000	USD
CY2019	jack	Increase Decrease In Capital Lease Obligations IncreaseDecreaseInCapitalLeaseObligations	0	USD
CY2018	jack	Increase Decrease In Capital Lease Obligations IncreaseDecreaseInCapitalLeaseObligations	3617000	USD
CY2017	jack	Increase Decrease In Capital Lease Obligations IncreaseDecreaseInCapitalLeaseObligations	5631000	USD
CY2019	jack	Increase Decrease In Capital Lease Obligationsequipment IncreaseDecreaseInCapitalLeaseObligationsequipment	41000	USD
CY2018	jack	Increase Decrease In Capital Lease Obligationsequipment IncreaseDecreaseInCapitalLeaseObligationsequipment	271000	USD
CY2017	jack	Increase Decrease In Capital Lease Obligationsequipment IncreaseDecreaseInCapitalLeaseObligationsequipment	237000	USD
CY2019	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	20000	USD
CY2019	us-gaap	Increase Decrease In Construction Payables IncreaseDecreaseInConstructionPayables	-2117000	USD
CY2018	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	98000	USD
CY2017	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	924000	USD
CY2019	us-gaap	Business Combination Consideration Transferred Other1 BusinessCombinationConsiderationTransferredOther1	0	USD
CY2018	us-gaap	Business Combination Consideration Transferred Other1 BusinessCombinationConsiderationTransferredOther1	0	USD
CY2017	us-gaap	Business Combination Consideration Transferred Other1 BusinessCombinationConsiderationTransferredOther1	13809000	USD
CY2018	us-gaap	Increase Decrease In Construction Payables IncreaseDecreaseInConstructionPayables	822000	USD
CY2017	us-gaap	Increase Decrease In Construction Payables IncreaseDecreaseInConstructionPayables	766000	USD
CY2019	us-gaap	Increase Decrease In Payables Under Repurchase Agreements IncreaseDecreaseInPayablesUnderRepurchaseAgreements	-12337000	USD
CY2018	us-gaap	Increase Decrease In Payables Under Repurchase Agreements IncreaseDecreaseInPayablesUnderRepurchaseAgreements	14362000	USD
CY2017	us-gaap	Increase Decrease In Payables Under Repurchase Agreements IncreaseDecreaseInPayablesUnderRepurchaseAgreements	-7208000	USD
CY2019Q3	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	36907000	USD
CY2018Q3	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	35877000	USD
CY2019Q3	us-gaap	Notes And Loans Receivable Gross Current NotesAndLoansReceivableGrossCurrent	278000	USD
CY2018Q3	us-gaap	Notes And Loans Receivable Gross Current NotesAndLoansReceivableGrossCurrent	11480000	USD
CY2019Q3	us-gaap	Income Tax Receivable IncomeTaxReceivable	160000	USD
CY2018Q3	us-gaap	Income Tax Receivable IncomeTaxReceivable	5637000	USD
CY2019Q3	us-gaap	Other Receivables Gross Current OtherReceivablesGrossCurrent	10855000	USD
CY2018Q3	us-gaap	Other Receivables Gross Current OtherReceivablesGrossCurrent	6123000	USD
CY2019Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	2965000	USD
CY2018Q3	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	1695000	USD
CY2019Q3	us-gaap	Receivables Net Current ReceivablesNetCurrent	45235000	USD
CY2018Q3	us-gaap	Receivables Net Current ReceivablesNetCurrent	57422000	USD
CY2019Q3	us-gaap	Prepaid Taxes PrepaidTaxes	579000	USD
CY2018Q3	us-gaap	Prepaid Taxes PrepaidTaxes	4837000	USD
CY2019Q3	us-gaap	Prepaid Advertising PrepaidAdvertising	1838000	USD
CY2018Q3	us-gaap	Prepaid Advertising PrepaidAdvertising	4318000	USD
CY2019Q3	us-gaap	Other Prepaid Expense Current OtherPrepaidExpenseCurrent	6598000	USD
CY2018Q3	us-gaap	Other Prepaid Expense Current OtherPrepaidExpenseCurrent	5288000	USD
CY2019Q3	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	9015000	USD
CY2018Q3	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	14443000	USD
CY2019Q3	us-gaap	Life Insurance Corporate Or Bank Owned Amount LifeInsuranceCorporateOrBankOwnedAmount	112753000	USD
CY2018Q3	us-gaap	Life Insurance Corporate Or Bank Owned Amount LifeInsuranceCorporateOrBankOwnedAmount	109908000	USD
CY2019Q3	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	49333000	USD
CY2018Q3	us-gaap	Deferred Rent Receivables Net DeferredRentReceivablesNet	48372000	USD
CY2019Q3	jack	Franchise Tenant Improvement Allowance FranchiseTenantImprovementAllowance	26925000	USD
CY2018Q3	jack	Franchise Tenant Improvement Allowance FranchiseTenantImprovementAllowance	22506000	USD
CY2019Q3	us-gaap	Assets Noncurrent Other Than Noncurrent Investments And Property Plant And Equipment AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment	17674000	USD
CY2018Q3	us-gaap	Assets Noncurrent Other Than Noncurrent Investments And Property Plant And Equipment AssetsNoncurrentOtherThanNoncurrentInvestmentsAndPropertyPlantAndEquipment	18480000	USD
CY2019Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	206685000	USD
CY2018Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	199266000	USD
CY2019Q3	us-gaap	Accrued Insurance Current AccruedInsuranceCurrent	27888000	USD
CY2018Q3	us-gaap	Accrued Insurance Current AccruedInsuranceCurrent	35405000	USD
CY2019Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	31095000	USD
CY2018Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	29498000	USD
CY2019Q3	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	4268000	USD
CY2018Q3	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	4555000	USD
CY2019Q3	us-gaap	Accrued Liabilities For Unredeeemed Gift Cards AccruedLiabilitiesForUnredeeemedGiftCards	2036000	USD
CY2018Q3	us-gaap	Accrued Liabilities For Unredeeemed Gift Cards AccruedLiabilitiesForUnredeeemedGiftCards	2081000	USD
CY2019Q3	us-gaap	Deferred Rent Credit Current DeferredRentCreditCurrent	1182000	USD
CY2018Q3	us-gaap	Deferred Rent Credit Current DeferredRentCreditCurrent	1092000	USD
CY2019Q3	jack	Deferred Franchise Fees Accrued Liabilities DeferredFranchiseFeesAccruedLiabilities	4978000	USD
CY2018Q3	jack	Deferred Franchise Fees Accrued Liabilities DeferredFranchiseFeesAccruedLiabilities	375000	USD
CY2019Q3	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	48636000	USD
CY2018Q3	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	33916000	USD
CY2019Q3	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	120260000	USD
CY2019Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	120083000	USD
CY2018Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	106922000	USD
CY2018Q3	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	69012000	USD
CY2019Q3	jack	Deferredfranchisefees Noncurrent DeferredfranchisefeesNoncurrent	41295000	USD
CY2018Q3	jack	Deferredfranchisefees Noncurrent DeferredfranchisefeesNoncurrent	0	USD
CY2019Q3	us-gaap	Deferred Rent Credit Noncurrent DeferredRentCreditNoncurrent	29537000	USD
CY2018Q3	us-gaap	Deferred Rent Credit Noncurrent DeferredRentCreditNoncurrent	31762000	USD
CY2019Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	72678000	USD
CY2018Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	92675000	USD
CY2019Q3	us-gaap	Liabilities Other Than Longterm Debt Noncurrent LiabilitiesOtherThanLongtermDebtNoncurrent	263770000	USD
CY2018Q3	us-gaap	Liabilities Other Than Longterm Debt Noncurrent LiabilitiesOtherThanLongtermDebtNoncurrent	193449000	USD
	us-gaap	Revenues Revenues	290786000	USD
CY2019Q2	us-gaap	Revenues Revenues	215727000	USD
CY2019Q3	us-gaap	Revenues Revenues	222359000	USD
CY2019Q3	us-gaap	Revenues Revenues	221235000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	58324000	USD
CY2019Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	47123000	USD
CY2019Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	48261000	USD
CY2019Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	48515000	USD
	us-gaap	Net Income Loss NetIncomeLoss	34098000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	25089000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	13189000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	22061000	USD
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.32
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.97
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.51
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.86
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.31
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.96
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.50
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.85
	us-gaap	Revenues Revenues	294463000	USD
CY2018Q2	us-gaap	Revenues Revenues	209772000	USD
CY2018Q3	us-gaap	Revenues Revenues	187983000	USD
CY2018Q3	us-gaap	Revenues Revenues	177472000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	72807000	USD
CY2018Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	46820000	USD
CY2018Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	76340000	USD
CY2018Q3	us-gaap	Operating Income Loss OperatingIncomeLoss	35647000	USD
	us-gaap	Net Income Loss NetIncomeLoss	12190000	USD
CY2018Q2	us-gaap	Net Income Loss NetIncomeLoss	47605000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	45307000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	16269000	USD
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.41
CY2018Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.64
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.62
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.61
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.41
CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.62
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.60
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.60

Files In Submission

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$JACK
JACK IN THE BOX INC Stock $jack

2019 Q4 Form 10-K Financial Statement

#000080788219000023 Filed on November 21, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$JACK JACK IN THE BOX INC Stock $jack

2019 Q4 Form 10-K Financial Statement

#000080788219000023 Filed on November 21, 2019

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$JACK
JACK IN THE BOX INC Stock $jack