$DENN
Denny's Corp Stock $denn

$denn Overview Financials Valuation SEC Filings Company Website

2024 Q1 Form 10-K Financial Statement

#000085277224000026 Filed on February 26, 2024

Income Statement

Concept	2024 Q1	2023 Q4	2023
Revenue	$110.0M	$115.4M	$463.9M
YoY Change	-6.38%	-4.55%	1.64%
Cost Of Revenue	$41.57M	$78.44M	$310.1M
YoY Change	-7.61%	60.23%	73.26%
Gross Profit	$68.40M	$36.91M	$153.9M
YoY Change	-5.62%	-48.66%	-44.55%
Gross Profit Margin	62.2%	32.0%	33.17%
Selling, General & Admin	$53.70M	$19.26M	$77.77M
YoY Change	-0.37%	-61.79%	-60.92%
% of Gross Profit	78.5%	52.16%	50.54%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$3.581M	$3.507M	$14.39M
YoY Change	-2.05%	-7.95%	-3.21%
% of Gross Profit	5.24%	9.5%	9.35%
Operating Expenses	$57.28M	$22.83M	$94.69M
YoY Change	155.18%	-57.89%	16.85%
Operating Profit	$11.13M	$14.09M	$59.19M
YoY Change	-31.08%	-20.35%	-2.36%
Interest Expense	-$4.420M	-$4.309M	-$17.60M
YoY Change	-198.11%	1.63%	-227.8%
% of Operating Profit	-39.72%	-30.59%	-29.73%
Other Income/Expense, Net	$637.0K	$1.182M	-$8.288M
YoY Change	-106.31%	-56.45%	-115.76%
Pretax Income	$6.223M	$4.597M	$26.94M
YoY Change	301.74%	-71.47%	-72.91%
Income Tax	$1.532M	$1.695M	$6.993M
% Of Pretax Income	24.62%	36.87%	25.96%
Net Earnings	$4.691M	$2.902M	$19.95M
YoY Change	685.76%	-77.28%	-73.3%
Net Earnings / Revenue	4.27%	2.52%	4.3%
Basic Earnings Per Share	$0.09		$0.36
Diluted Earnings Per Share	$0.09	$0.05	$0.35
COMMON SHARES
Basic Shares Outstanding	52.25M shares	53.09M shares	55.98M shares
Diluted Shares Outstanding	53.21M shares		56.20M shares

Balance Sheet

Concept	2024 Q1	2023 Q4	2023
SHORT-TERM ASSETS
Cash & Short-Term Investments	$3.951M	$6.174M	$6.174M
YoY Change	-66.93%	17.18%	17.18%
Cash & Equivalents	$1.164M	$4.893M	$4.893M
Short-Term Investments	$2.787M	$1.281M	$1.281M
Other Short-Term Assets	$10.71M	$14.31M	$14.31M
YoY Change	-12.17%	2.71%	2.71%
Inventory	$2.073M	$2.175M	$2.175M
Prepaid Expenses
Receivables	$11.88M	$21.39M	$21.39M
Other Receivables	$5.412M	$0.00	$0.00
Total Short-Term Assets	$34.02M	$44.05M	$44.05M
YoY Change	-33.08%	-12.45%	-12.45%
LONG-TERM ASSETS
Property, Plant & Equipment	$215.7M	$216.4M	$216.4M
YoY Change	133.92%	129.06%	-4.69%
Goodwill	$65.91M	$65.91M
YoY Change	-8.64%	-9.39%
Intangibles	$93.05M	$93.43M
YoY Change	-1.67%	-1.69%
Long-Term Investments
YoY Change
Other Assets	$51.76M	$45.05M	$45.05M
YoY Change	31.57%	-11.46%	-15.35%
Total Long-Term Assets	$426.4M	$420.8M	$420.8M
YoY Change	-0.75%	-6.08%	-6.08%
TOTAL ASSETS
Total Short-Term Assets	$34.02M	$44.05M	$44.05M
Total Long-Term Assets	$426.4M	$420.8M	$420.8M
Total Assets	$460.4M	$464.8M	$464.8M
YoY Change	-4.17%	-6.73%	-6.73%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$15.08M	$24.07M	$24.07M
YoY Change	-17.4%	20.98%	20.98%
Accrued Expenses	$54.40M	$14.78M	$14.78M
YoY Change	24.91%	-65.45%	-65.45%
Deferred Revenue	$2.132M	$2.164M
YoY Change	-3.53%	-4.16%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$1.363M	$1.383M	$1.383M
YoY Change	-9.97%	-17.83%	-17.83%
Total Short-Term Liabilities	$88.97M	$103.3M	$103.3M
YoY Change	4.18%	10.3%	10.3%
LONG-TERM LIABILITIES
Long-Term Debt	$270.0M	$264.6M	$264.6M
YoY Change	2.29%	1.2%	-2.36%
Other Long-Term Liabilities	$149.3M	$153.0M	$153.0M
YoY Change	368.55%	369.27%	-6.34%
Total Long-Term Liabilities	$419.3M	$417.6M	$417.6M
YoY Change	-4.71%	-5.47%	-3.86%
TOTAL LIABILITIES
Total Short-Term Liabilities	$88.97M	$103.3M	$103.3M
Total Long-Term Liabilities	$419.3M	$417.6M	$417.6M
Total Liabilities	$516.2M	$527.5M	$527.5M
YoY Change	-1.77%	-1.48%	-1.48%
SHAREHOLDERS EQUITY
Retained Earnings	-$17.09M	-$21.78M
YoY Change	-58.44%	-47.8%
Common Stock	$8.067M	$7.217M
YoY Change	-94.36%	-94.95%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	-$55.74M	-$62.69M	-$62.69M
YoY Change
Total Liabilities & Shareholders Equity	$460.4M	$464.8M	$464.8M
YoY Change	-4.17%	-6.73%	-6.73%

Cashflow Statement

Concept	2024 Q1	2023 Q4	2023
OPERATING ACTIVITIES
Net Income	$4.691M	$2.902M	$19.95M
YoY Change	685.76%	-77.28%	-73.3%
Depreciation, Depletion And Amortization	$3.581M	$3.507M	$14.39M
YoY Change	-2.05%	-7.95%	-3.21%
Cash From Operating Activities	$215.0K	$21.36M	$72.13M
YoY Change	-98.67%	47.27%	82.82%
INVESTING ACTIVITIES
Capital Expenditures	$4.905M	$4.479M	$9.978M
YoY Change	276.15%	163.78%	-15.75%
Acquisitions
YoY Change
Other Investing Activities	-$422.0K	-$61.00K	$2.414M
YoY Change	-157.41%	-93.4%	-103.23%
Cash From Investing Activities	-$5.327M	-$4.540M	-$7.564M
YoY Change	836.2%	73.15%	-91.27%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net			$1.786M
YoY Change			-11.58%
Cash From Financing Activities	1.383M	-12.95M	-$63.19M
YoY Change	-113.54%	1.91%	-415.28%
NET CHANGE
Cash From Operating Activities	215.0K	21.36M	$72.13M
Cash From Investing Activities	-5.327M	-4.540M	-$7.564M
Cash From Financing Activities	1.383M	-12.95M	-$63.19M
Net Change In Cash	-3.729M	3.871M	$1.370M
YoY Change	-169.42%	-570.35%	-105.06%
FREE CASH FLOW
Cash From Operating Activities	$215.0K	$21.36M	$72.13M
Capital Expenditures	$4.905M	$4.479M	$9.978M
Free Cash Flow	-$4.690M	$16.88M	$62.15M
YoY Change	-131.58%	31.82%	125.11%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	26938000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	99430000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6993000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	24718000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	26030000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	19945000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	74712000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	78073000	usd
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.23
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.20
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.19
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	-37116000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	19945000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	1038000	usd
CY2023	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	5546000	usd
CY2023	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	52099000	usd
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	1516000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	5935000	usd
CY2023	dei	Entity Central Index Key EntityCentralIndexKey	0000852772
CY2023	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2023
CY2023	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2023	dei	Amendment Flag AmendmentFlag	false
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1
CY2023	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost Credit Excluding Service Cost Statement Of Income Or Comprehensive Income Extensible List DefinedBenefitPlanNetPeriodicBenefitCostCreditExcludingServiceCostStatementOfIncomeOrComprehensiveIncomeExtensibleList	http://fasb.org/us-gaap/2023#GeneralAndAdministrativeExpense
CY2021	us-gaap	Impairment Of Intangible Asset Finite Lived Statement Of Income Or Comprehensive Income Extensible Enumeration ImpairmentOfIntangibleAssetFiniteLivedStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration	http://fasb.org/us-gaap/2023#OtherOperatingIncomeExpenseNet
CY2023	dei	Document Type DocumentType	10-K
CY2023	dei	Document Annual Report DocumentAnnualReport	true
CY2023	dei	Document Period End Date DocumentPeriodEndDate	2023-12-27
CY2023	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-27
CY2023	dei	Document Transition Report DocumentTransitionReport	false
CY2023	dei	Entity File Number EntityFileNumber	0-18051
CY2023	dei	Entity Registrant Name EntityRegistrantName	DENNY’S CORPORATION
CY2023	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2023	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	13-3487402
CY2023	dei	Entity Address Address Line1 EntityAddressAddressLine1	203 East Main Street
CY2023	dei	Entity Address City Or Town EntityAddressCityOrTown	Spartanburg,
CY2023	dei	Entity Address State Or Province EntityAddressStateOrProvince	SC
CY2023	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	29319-9966
CY2023	dei	City Area Code CityAreaCode	864
CY2023	dei	Local Phone Number LocalPhoneNumber	597-8000
CY2023	dei	Security12b Title Security12bTitle	$.01 Par Value, Common Stock
CY2023	dei	Trading Symbol TradingSymbol	DENN
CY2023	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2023	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2023	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2023	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2023	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2023	dei	Entity Filer Category EntityFilerCategory	Accelerated Filer
CY2023	dei	Entity Small Business EntitySmallBusiness	false
CY2023	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2023	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2023	dei	Document Fin Stmt Error Correction Flag DocumentFinStmtErrorCorrectionFlag	false
CY2023	dei	Entity Shell Company EntityShellCompany	false
CY2023Q2	dei	Entity Public Float EntityPublicFloat	568815497	usd
CY2024Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	52253719	shares
CY2023Q4	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
CY2023Q4	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2023Q4	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2023Q4	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false
CY2023	dei	Auditor Name AuditorName	KPMG LLP
CY2023	dei	Auditor Location AuditorLocation	Greenville, SC
CY2023	dei	Auditor Firm AuditorFirmId	185
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	4893000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3523000	usd
CY2023Q4	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	1281000	usd
CY2022Q4	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	1746000	usd
CY2023Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	21391000	usd
CY2022Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	25576000	usd
CY2023Q4	us-gaap	Inventory Net InventoryNet	2175000	usd
CY2022Q4	us-gaap	Inventory Net InventoryNet	5538000	usd
CY2023Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	1455000	usd
CY2022Q4	us-gaap	Assets Of Disposal Group Including Discontinued Operation Current AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent	1403000	usd
CY2023Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	12855000	usd
CY2022Q4	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	12529000	usd
CY2023Q4	us-gaap	Assets Current AssetsCurrent	44050000	usd
CY2022Q4	us-gaap	Assets Current AssetsCurrent	50315000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	159879000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	153334000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	93494000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	94469000	usd
CY2023Q4	denn	Accumulated Amortization Financing Lease Rou Assets AccumulatedAmortizationFinancingLeaseROUAssets	8220000	usd
CY2022Q4	denn	Accumulated Amortization Financing Lease Rou Assets AccumulatedAmortizationFinancingLeaseROUAssets	9847000	usd
CY2023Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	6098000	usd
CY2022Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	6499000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	116795000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	126065000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	65908000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	72740000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	93428000	usd
CY2022Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	95034000	usd
CY2023Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	1702000	usd
CY2022Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	2337000	usd
CY2023Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	43343000	usd
CY2022Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	50876000	usd
CY2023Q4	us-gaap	Assets Assets	464818000	usd
CY2022Q4	us-gaap	Assets Assets	498335000	usd
CY2023Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	1383000	usd
CY2022Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	1683000	usd
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	14779000	usd
CY2022Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	15310000	usd
CY2023Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	24070000	usd
CY2022Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	19896000	usd
CY2023Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	63068000	usd
CY2022Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	56762000	usd
CY2023Q4	us-gaap	Liabilities Current LiabilitiesCurrent	103300000	usd
CY2022Q4	us-gaap	Liabilities Current LiabilitiesCurrent	93651000	usd
CY2023Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	255500000	usd
CY2022Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	261500000	usd
CY2023Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	9150000	usd
CY2022Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	9555000	usd
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	114451000	usd
CY2022Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	123404000	usd
CY2023Q4	us-gaap	Self Insurance Reserve Noncurrent SelfInsuranceReserveNoncurrent	6929000	usd
CY2022Q4	us-gaap	Self Insurance Reserve Noncurrent SelfInsuranceReserveNoncurrent	7324000	usd
CY2023Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	6582000	usd
CY2022Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	7419000	usd
CY2023Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	31592000	usd
CY2022Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	32598000	usd
CY2023Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	424204000	usd
CY2022Q4	us-gaap	Liabilities Noncurrent LiabilitiesNoncurrent	441800000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	527504000	usd
CY2022Q4	us-gaap	Liabilities Liabilities	535451000	usd
CY2023Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2022Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2022Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2023Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	135000000	shares
CY2022Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	135000000	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	52906000	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	52239000	shares
CY2022Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	64998000	shares
CY2022Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	56728000	shares
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	529000	usd
CY2022Q4	us-gaap	Common Stock Value CommonStockValue	650000	usd
CY2023Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	6688000	usd
CY2022Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	142136000	usd
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-21784000	usd
CY2022Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-41729000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-41659000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-42697000	usd
CY2023Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	667000	shares
CY2022Q4	us-gaap	Treasury Stock Common Shares TreasuryStockCommonShares	8270000	shares
CY2023Q4	us-gaap	Treasury Stock Common Value TreasuryStockCommonValue	6460000	usd
CY2022Q4	us-gaap	Treasury Stock Common Value TreasuryStockCommonValue	95476000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	-62686000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	-37116000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	464818000	usd
CY2022Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	498335000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	463922000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	456429000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	398174000	usd
CY2023	us-gaap	Cost Direct Material CostDirectMaterial	55789000	usd
CY2022	us-gaap	Cost Direct Material CostDirectMaterial	53617000	usd
CY2021	us-gaap	Cost Direct Material CostDirectMaterial	42982000	usd
CY2023	us-gaap	Cost Direct Labor CostDirectLabor	80666000	usd
CY2022	us-gaap	Cost Direct Labor CostDirectLabor	76412000	usd
CY2021	us-gaap	Cost Direct Labor CostDirectLabor	65337000	usd
CY2023	us-gaap	Occupancy Net OccupancyNet	17080000	usd
CY2022	us-gaap	Occupancy Net OccupancyNet	15154000	usd
CY2021	us-gaap	Occupancy Net OccupancyNet	11662000	usd
CY2023	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	34064000	usd
CY2022	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	34275000	usd
CY2021	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	26951000	usd
CY2023	us-gaap	Operating Costs And Expenses OperatingCostsAndExpenses	187599000	usd
CY2022	us-gaap	Operating Costs And Expenses OperatingCostsAndExpenses	179458000	usd
CY2021	us-gaap	Operating Costs And Expenses OperatingCostsAndExpenses	146932000	usd
CY2023	us-gaap	Costs Of Franchised Outlets CostsOfFranchisedOutlets	122452000	usd
CY2022	us-gaap	Costs Of Franchised Outlets CostsOfFranchisedOutlets	135327000	usd
CY2021	us-gaap	Costs Of Franchised Outlets CostsOfFranchisedOutlets	109140000	usd
CY2023	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	77770000	usd
CY2022	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	67173000	usd
CY2021	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	68686000	usd
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	14385000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	14862000	usd
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	15446000	usd
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	6363000	usd
CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2022	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	1005000	usd
CY2021	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	46105000	usd
CY2021	us-gaap	Costs And Expenses CostsAndExpenses	294099000	usd
CY2023	us-gaap	Interest Expense InterestExpense	17597000	usd
CY2022	us-gaap	Interest Expense InterestExpense	13769000	usd
CY2021	us-gaap	Interest Expense InterestExpense	15148000	usd
CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-8288000	usd
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.36
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.35
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.23
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	55984000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	60771000	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	65171000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	56196000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	60879000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	65573000	shares
CY2023	us-gaap	Net Income Loss NetIncomeLoss	19945000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	74712000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	78073000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	151000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-113000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-35000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-218000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-345000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-78000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	1927000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	3214000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax	1386000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	4335000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	10405000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Before Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax	2889000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	1247000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-309000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax	-1179000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	3781000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-1001000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss Reclassification After Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax	-2844000	usd
CY2023	denn	Other Comprehensive Income Loss Reclassification Of Unrealized Gains Losses Tax OtherComprehensiveIncomeLossReclassificationOfUnrealizedGainsLossesTax	-87000	usd
CY2022	denn	Other Comprehensive Income Loss Reclassification Of Unrealized Gains Losses Tax OtherComprehensiveIncomeLossReclassificationOfUnrealizedGainsLossesTax	-7000	usd
CY2021	denn	Other Comprehensive Income Loss Reclassification Of Unrealized Gains Losses Tax OtherComprehensiveIncomeLossReclassificationOfUnrealizedGainsLossesTax	-42000	usd
CY2023	denn	Other Comprehensive Income Loss Amortization Of Unrealized Gains Losses On Derivatives After Tax Net OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainsLossesOnDerivativesAfterTaxNet	-266000	usd
CY2022	denn	Other Comprehensive Income Loss Amortization Of Unrealized Gains Losses On Derivatives After Tax Net OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainsLossesOnDerivativesAfterTaxNet	-22000	usd
CY2021	denn	Other Comprehensive Income Loss Amortization Of Unrealized Gains Losses On Derivatives After Tax Net OtherComprehensiveIncomeLossAmortizationOfUnrealizedGainsLossesOnDerivativesAfterTaxNet	-124000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	1038000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	11773000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	5935000	usd
CY2023	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	20983000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	86485000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	84008000	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	-130446000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	78073000	usd
CY2021	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	11649000	usd
CY2021	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	30592000	usd
CY2021	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	0	usd
CY2021	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	116000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	-65265000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	74712000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	11773000	usd
CY2022	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	6548000	usd
CY2022	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	64884000	usd
CY2022	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	0	usd
CY2023	us-gaap	Treasury Stock Retired Cost Method Amount TreasuryStockRetiredCostMethodAmount	0	usd
CY2023	us-gaap	Stock Issued During Period Value Share Based Compensation StockIssuedDuringPeriodValueShareBasedCompensation	0	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	-62686000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	19945000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	74712000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	78073000	usd
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	14385000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	14862000	usd
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	15446000	usd
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	6363000	usd
CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2023	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-2530000	usd
CY2022	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	1005000	usd
CY2021	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	46105000	usd
CY2023	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-10959000	usd
CY2022	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	54989000	usd
CY2021	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	12629000	usd
CY2023	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	635000	usd
CY2022	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	634000	usd
CY2021	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	1105000	usd
CY2023	us-gaap	Gain Loss On Investments GainLossOnInvestments	85000	usd
CY2022	us-gaap	Gain Loss On Investments GainLossOnInvestments	-305000	usd
CY2021	us-gaap	Gain Loss On Investments GainLossOnInvestments	-21000	usd
CY2023	us-gaap	Gain Loss On Termination Of Lease GainLossOnTerminationOfLease	-17000	usd
CY2022	us-gaap	Gain Loss On Termination Of Lease GainLossOnTerminationOfLease	37000	usd
CY2021	us-gaap	Gain Loss On Termination Of Lease GainLossOnTerminationOfLease	523000	usd
CY2023	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	1703000	usd
CY2022	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-14732000	usd
CY2021	us-gaap	Increase Decrease In Deferred Income Taxes IncreaseDecreaseInDeferredIncomeTaxes	-14097000	usd
CY2023	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	-205000	usd
CY2022	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	-546000	usd
CY2021	us-gaap	Valuation Allowance Deferred Tax Asset Change In Amount ValuationAllowanceDeferredTaxAssetChangeInAmount	5031000	usd
CY2023	us-gaap	Share Based Compensation ShareBasedCompensation	8880000	usd
CY2022	us-gaap	Share Based Compensation ShareBasedCompensation	11400000	usd
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	13602000	usd
CY2023	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-3904000	usd
CY2022	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	5892000	usd
CY2021	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-1373000	usd
CY2023	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-3362000	usd
CY2022	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	460000	usd
CY2021	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	3879000	usd
CY2023	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	325000	usd
CY2022	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	1138000	usd
CY2021	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-7454000	usd
CY2023	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	2509000	usd
CY2022	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	2129000	usd
CY2021	us-gaap	Increase Decrease In Other Noncurrent Assets IncreaseDecreaseInOtherNoncurrentAssets	1881000	usd
CY2023	denn	Increase Decrease In Operating Lease Assets And Liabilities IncreaseDecreaseInOperatingLeaseAssetsAndLiabilities	628000	usd
CY2022	denn	Increase Decrease In Operating Lease Assets And Liabilities IncreaseDecreaseInOperatingLeaseAssetsAndLiabilities	696000	usd
CY2021	denn	Increase Decrease In Operating Lease Assets And Liabilities IncreaseDecreaseInOperatingLeaseAssetsAndLiabilities	1521000	usd
CY2023	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	4032000	usd
CY2022	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	3918000	usd
CY2021	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	6608000	usd
CY2023	us-gaap	Increase Decrease In Other Accrued Liabilities IncreaseDecreaseInOtherAccruedLiabilities	3356000	usd
CY2022	us-gaap	Increase Decrease In Other Accrued Liabilities IncreaseDecreaseInOtherAccruedLiabilities	-8798000	usd
CY2021	us-gaap	Increase Decrease In Other Accrued Liabilities IncreaseDecreaseInOtherAccruedLiabilities	15480000	usd
CY2023	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-1198000	usd
CY2022	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-6513000	usd
CY2021	us-gaap	Increase Decrease In Other Noncurrent Liabilities IncreaseDecreaseInOtherNoncurrentLiabilities	-5517000	usd
CY2023	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	72125000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	39452000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	76173000	usd
CY2023	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	9978000	usd
CY2022	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	11844000	usd
CY2021	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	7355000	usd
CY2023	denn	Payments To Acquire Businesses And Real Estate PaymentsToAcquireBusinessesAndRealEstate	1227000	usd
CY2022	denn	Payments To Acquire Businesses And Real Estate PaymentsToAcquireBusinessesAndRealEstate	750000	usd
CY2021	denn	Payments To Acquire Businesses And Real Estate PaymentsToAcquireBusinessesAndRealEstate	10369000	usd
CY2023	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	0	usd
CY2022	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	82500000	usd
CY2021	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	0	usd
CY2023	us-gaap	Payments For Proceeds From Deposits On Real Estate Acquisitions PaymentsForProceedsFromDepositsOnRealEstateAcquisitions	0	usd
CY2022	us-gaap	Payments For Proceeds From Deposits On Real Estate Acquisitions PaymentsForProceedsFromDepositsOnRealEstateAcquisitions	-3624000	usd
CY2021	us-gaap	Payments For Proceeds From Deposits On Real Estate Acquisitions PaymentsForProceedsFromDepositsOnRealEstateAcquisitions	3624000	usd
CY2023	denn	Payment To Buy Out Current Tenant Initial Operating Lease Direct Costs PaymentToBuyOutCurrentTenantInitialOperatingLeaseDirectCosts	400000	usd
CY2022	denn	Payment To Buy Out Current Tenant Initial Operating Lease Direct Costs PaymentToBuyOutCurrentTenantInitialOperatingLeaseDirectCosts	0	usd
CY2021	denn	Payment To Buy Out Current Tenant Initial Operating Lease Direct Costs PaymentToBuyOutCurrentTenantInitialOperatingLeaseDirectCosts	0	usd
CY2023	denn	Proceeds From Sale Of Other Productive Assets Net Of Costs ProceedsFromSaleOfOtherProductiveAssetsNetOfCosts	3211000	usd
CY2022	denn	Proceeds From Sale Of Other Productive Assets Net Of Costs ProceedsFromSaleOfOtherProductiveAssetsNetOfCosts	4144000	usd
CY2021	denn	Proceeds From Sale Of Other Productive Assets Net Of Costs ProceedsFromSaleOfOtherProductiveAssetsNetOfCosts	50098000	usd
CY2023	us-gaap	Payments To Acquire Longterm Investments PaymentsToAcquireLongtermInvestments	1300000	usd
CY2022	us-gaap	Payments To Acquire Longterm Investments PaymentsToAcquireLongtermInvestments	1200000	usd
CY2021	us-gaap	Payments To Acquire Longterm Investments PaymentsToAcquireLongtermInvestments	500000	usd
CY2023	us-gaap	Proceeds From Sale Of Longterm Investments ProceedsFromSaleOfLongtermInvestments	1850000	usd
CY2022	us-gaap	Proceeds From Sale Of Longterm Investments ProceedsFromSaleOfLongtermInvestments	1700000	usd
CY2021	us-gaap	Proceeds From Sale Of Longterm Investments ProceedsFromSaleOfLongtermInvestments	200000	usd
CY2023	us-gaap	Proceeds From Collection Of Notes Receivable ProceedsFromCollectionOfNotesReceivable	573000	usd
CY2022	us-gaap	Proceeds From Collection Of Notes Receivable ProceedsFromCollectionOfNotesReceivable	246000	usd
CY2021	us-gaap	Proceeds From Collection Of Notes Receivable ProceedsFromCollectionOfNotesReceivable	684000	usd
CY2023	us-gaap	Payments To Acquire Notes Receivable PaymentsToAcquireNotesReceivable	293000	usd
CY2022	us-gaap	Payments To Acquire Notes Receivable PaymentsToAcquireNotesReceivable	16000	usd
CY2021	us-gaap	Payments To Acquire Notes Receivable PaymentsToAcquireNotesReceivable	120000	usd
CY2023	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-7564000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-86596000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	29014000	usd
CY2023	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	148300000	usd
CY2022	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	175325000	usd
CY2021	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	185000000	usd
CY2023	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	154300000	usd
CY2022	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	83825000	usd
CY2021	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	225000000	usd
CY2023	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1786000	usd
CY2022	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	2020000	usd
CY2021	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	2118000	usd
CY2023	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	3007000	usd
CY2022	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	4781000	usd
CY2023	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	0	usd
CY2022	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	0	usd
CY2021	us-gaap	Payments Of Financing Costs PaymentsOfFinancingCosts	1853000	usd
CY2023	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	52079000	usd
CY2022	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	64975000	usd
CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	29959000	usd
CY2023	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	usd
CY2022	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	usd
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	116000	usd
CY2023	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	-319000	usd
CY2022	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	319000	usd
CY2021	us-gaap	Proceeds From Repayments Of Bank Overdrafts ProceedsFromRepaymentsOfBankOverdrafts	-3125000	usd
CY2023	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-63191000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	20043000	usd
CY2023	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	1370000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3523000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	30624000	usd
CY2023Q4	us-gaap	Number Of Restaurants NumberOfRestaurants	1631	restaurant
CY2023Q4	us-gaap	Number Of States In Which Entity Operates NumberOfStatesInWhichEntityOperates	50	state
CY2023Q4	denn	Number Of Territories In Which Entity Operates NumberOfTerritoriesInWhichEntityOperates	2	territory
CY2023Q4	us-gaap	Number Of Countries In Which Entity Operates NumberOfCountriesInWhichEntityOperates	12	country
CY2023	us-gaap	Use Of Estimates UseOfEstimates	<div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Use of Estimates</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">.</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> In preparing our Consolidated Financial Statements in conformity with U.S. generally accepted accounting principles (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>
CY2023	us-gaap	Fiscal Period FiscalPeriod	<span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Fiscal Year</span><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">.</span> Our fiscal year ends on the last Wednesday in December. As a result, a fifty-third week is added to a fiscal year every five or six years.
CY2023Q4	us-gaap	Cash Equivalents At Carrying Value CashEquivalentsAtCarryingValue	100000	usd
CY2022Q4	us-gaap	Cash Equivalents At Carrying Value CashEquivalentsAtCarryingValue	400000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	72740000	usd
CY2023Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	6400000	usd
CY2023Q4	us-gaap	Lessor Operating Lease Payments To Be Received Four Years LessorOperatingLeasePaymentsToBeReceivedFourYears	22133000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	21977000	usd
CY2023Q4	us-gaap	Lessor Operating Lease Payments To Be Received Next Twelve Months LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths	23950000	usd
CY2023	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	2100000	usd
CY2022	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-2200000	usd
CY2021	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	2200000	usd
CY2022Q4	us-gaap	Loss Contingency Discounted Amount Of Insurance Related Assessment Liability LossContingencyDiscountedAmountOfInsuranceRelatedAssessmentLiability	9700000	usd
CY2023Q4	us-gaap	Loss Contingency Discounted Amount Of Insurance Related Assessment Liability LossContingencyDiscountedAmountOfInsuranceRelatedAssessmentLiability	9700000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	72740000	usd
CY2021Q4	us-gaap	Goodwill Goodwill	36884000	usd
CY2023	denn	Derivative Asset Statement Of Financial Position Extensible Enumeration Not Disclosed Flag DerivativeAssetStatementOfFinancialPositionExtensibleEnumerationNotDisclosedFlag	Consolidated Balance Sheets
CY2023	denn	Derivative Liability Statement Of Financial Position Extensible Enumeration Not Disclosed Flag DerivativeLiabilityStatementOfFinancialPositionExtensibleEnumerationNotDisclosedFlag	Consolidated Balance Sheets
CY2023	denn	Goodwill Assets Held For Sale GoodwillAssetsHeldForSale	469000	usd
CY2022	denn	Goodwill Assets Held For Sale GoodwillAssetsHeldForSale	0	usd
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	6363000	usd
CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2023Q4	us-gaap	Goodwill Goodwill	65908000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	72740000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	65908000	usd
CY2023Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	14092000	usd
CY2022Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	13314000	usd
CY2023Q4	us-gaap	Notes And Loans Receivable Gross Current NotesAndLoansReceivableGrossCurrent	584000	usd
CY2022Q4	us-gaap	Notes And Loans Receivable Gross Current NotesAndLoansReceivableGrossCurrent	6731000	usd
CY2023Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	201000	usd
CY2022Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	376000	usd
CY2023Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	21391000	usd
CY2022Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	25576000	usd
CY2023	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-100000	usd
CY2022	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-100000	usd
CY2021	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	-1100000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	253373000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	247803000	usd
CY2023Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	159879000	usd
CY2022Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	153334000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	93494000	usd
CY2022Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	94469000	usd
CY2023	us-gaap	Depreciation Depreciation	12200000	usd
CY2022	us-gaap	Depreciation Depreciation	12800000	usd
CY2021	us-gaap	Depreciation Depreciation	13300000	usd
CY2023Q4	us-gaap	Indefinite Lived Trade Names IndefiniteLivedTradeNames	79687000	usd
CY2022Q4	us-gaap	Indefinite Lived Trade Names IndefiniteLivedTradeNames	79687000	usd
CY2023Q4	us-gaap	Indefinite Lived License Agreements IndefiniteLivedLicenseAgreements	120000	usd
CY2022Q4	us-gaap	Indefinite Lived License Agreements IndefiniteLivedLicenseAgreements	120000	usd
CY2023Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	99977000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	6549000	usd
CY2022Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	100996000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	5962000	usd
CY2023	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2200000	usd
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2000000	usd
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2100000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	1525000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	1469000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	1302000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	1255000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	1081000	usd
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	6400000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	3171000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	21022000	usd
CY2023Q4	us-gaap	Lessor Operating Lease Payments To Be Received Two Years LessorOperatingLeasePaymentsToBeReceivedTwoYears	23943000	usd
CY2023Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	16400000	usd
CY2022Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	17903000	usd
CY2023Q4	us-gaap	Accrued Insurance Current AccruedInsuranceCurrent	3758000	usd
CY2022Q4	us-gaap	Accrued Insurance Current AccruedInsuranceCurrent	3492000	usd
CY2023Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	4699000	usd
CY2022Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	4452000	usd
CY2023Q4	us-gaap	Accrued Advertising Current AccruedAdvertisingCurrent	10664000	usd
CY2022Q4	us-gaap	Accrued Advertising Current AccruedAdvertisingCurrent	6069000	usd
CY2023Q4	denn	Accrued Liabilities For Unredeemed Gift Cards AccruedLiabilitiesForUnredeemedGiftCards	7838000	usd
CY2022Q4	denn	Accrued Liabilities For Unredeemed Gift Cards AccruedLiabilitiesForUnredeemedGiftCards	7675000	usd
CY2023Q4	us-gaap	Litigation Reserve Current LitigationReserveCurrent	7488000	usd
CY2022Q4	us-gaap	Litigation Reserve Current LitigationReserveCurrent	5446000	usd
CY2023Q4	us-gaap	Interest Payable Current InterestPayableCurrent	4530000	usd
CY2022Q4	us-gaap	Interest Payable Current InterestPayableCurrent	1142000	usd
CY2023Q4	us-gaap	Other Sundry Liabilities Current OtherSundryLiabilitiesCurrent	7691000	usd
CY2022Q4	us-gaap	Other Sundry Liabilities Current OtherSundryLiabilitiesCurrent	10583000	usd
CY2023Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	63068000	usd
CY2022Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	56762000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Renewal Term LesseeOperatingLeaseRenewalTerm	P5Y
CY2023	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	1451000	usd
CY2022	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	1704000	usd
CY2023	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	2139000	usd
CY2022	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	2350000	usd
CY2023	us-gaap	Lease Cost LeaseCost	13477000	usd
CY2022	us-gaap	Lease Cost LeaseCost	11183000	usd
CY2023Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P8Y
CY2022Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P8Y4M24D
CY2023Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P8Y9M18D
CY2022Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P9Y4M24D
CY2023Q4	us-gaap	Lessee Finance Lease Discount Rate LesseeFinanceLeaseDiscountRate	0.231
CY2022Q4	us-gaap	Lessee Finance Lease Discount Rate LesseeFinanceLeaseDiscountRate	0.235
CY2023Q4	us-gaap	Lessee Operating Lease Discount Rate LesseeOperatingLeaseDiscountRate	0.060
CY2022Q4	us-gaap	Lessee Operating Lease Discount Rate LesseeOperatingLeaseDiscountRate	0.058
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	2820000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	20402000	usd
CY2023Q4	us-gaap	Lessor Operating Lease Payments To Be Received Three Years LessorOperatingLeasePaymentsToBeReceivedThreeYears	23567000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	2408000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	18539000	usd
CY2023	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	36167000	usd
CY2022	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	38966000	usd
CY2023	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	2139000	usd
CY2022	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	2350000	usd
CY2023	us-gaap	Operating Lease Payments OperatingLeasePayments	24310000	usd
CY2022	us-gaap	Operating Lease Payments OperatingLeasePayments	24626000	usd
CY2023	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	1786000	usd
CY2022	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	2020000	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	1071000	usd
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	537000	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	7047000	usd
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	16040000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	3312000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	1728000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	16558000	usd
CY2023Q4	us-gaap	Lessor Operating Lease Payments To Be Received Five Years LessorOperatingLeasePaymentsToBeReceivedFiveYears	20317000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	9929000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	69289000	usd
CY2023Q4	us-gaap	Lessor Operating Lease Payments To Be Received Thereafter LessorOperatingLeasePaymentsToBeReceivedThereafter	117351000	usd
CY2023Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	23368000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	167787000	usd
CY2023Q4	us-gaap	Lessor Operating Lease Payments To Be Received LessorOperatingLeasePaymentsToBeReceived	231261000	usd
CY2023Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	12835000	usd
CY2023Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	38557000	usd
CY2023Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	10533000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	129230000	usd
CY2023Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	1383000	usd
CY2023Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	14779000	usd
CY2023Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	9150000	usd
CY2023Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	114451000	usd
CY2023Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	255500000	usd
CY2022Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	261500000	usd
CY2023Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	10533000	usd
CY2022Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	11238000	usd
CY2023Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	266033000	usd
CY2022Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	272738000	usd
CY2023Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	1383000	usd
CY2022Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	1683000	usd
CY2023Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	264650000	usd
CY2022Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	271055000	usd
CY2023Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	255500000	usd
CY2023Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	207000000	usd
CY2023Q4	us-gaap	Derivative Fair Value Of Derivative Net DerivativeFairValueOfDerivativeNet	8888000	usd
CY2023	denn	Long Term Debt Average Percentage Outstanding LongTermDebtAveragePercentageOutstanding	0.80
CY2022	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	1700000	usd
CY2021	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	1500000	usd
CY2023	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	463922000	usd
CY2022	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	456429000	usd
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	398174000	usd
CY2022Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	20751000	usd
CY2023	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	1729000	usd
CY2023	us-gaap	Contract With Customer Liability Change In Timeframe Performance Obligation Satisfied Revenue Recognized ContractWithCustomerLiabilityChangeInTimeframePerformanceObligationSatisfiedRevenueRecognized	3330000	usd
CY2023Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	19150000	usd
CY2023Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	2164000	usd
CY2023Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	16986000	usd
CY2023	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	2700000	usd
CY2022Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	5361000	usd
CY2023	denn	Contract With Customer Assets Amount Contributed ContractWithCustomerAssetsAmountContributed	2689000	usd
CY2023	denn	Contract With Customer Assets Revenue Recognized Net ContractWithCustomerAssetsRevenueRecognizedNet	-1442000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	6608000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Net Current ContractWithCustomerAssetNetCurrent	1050000	usd
CY2023Q4	us-gaap	Contract With Customer Asset Net Noncurrent ContractWithCustomerAssetNetNoncurrent	5558000	usd
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	1114000	usd
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	1132000	usd
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	1130000	usd
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	1099000	usd
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	969000	usd
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	7098000	usd
CY2023Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	12542000	usd
CY2023	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	1800000	usd
CY2022Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	1606000	usd
CY2021Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	2219000	usd
CY2023	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	53000	usd
CY2022	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	36000	usd
CY2023	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	29000	usd
CY2022	us-gaap	Defined Benefit Plan Actuarial Gain Loss DefinedBenefitPlanActuarialGainLoss	261000	usd
CY2023	us-gaap	Defined Benefit Plan Benefit Obligation Benefits Paid DefinedBenefitPlanBenefitObligationBenefitsPaid	131000	usd
CY2022	us-gaap	Defined Benefit Plan Benefit Obligation Benefits Paid DefinedBenefitPlanBenefitObligationBenefitsPaid	151000	usd
CY2023	us-gaap	Defined Benefit Plan Settlements Benefit Obligation DefinedBenefitPlanSettlementsBenefitObligation	421000	usd
CY2022	us-gaap	Defined Benefit Plan Settlements Benefit Obligation DefinedBenefitPlanSettlementsBenefitObligation	237000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	1078000	usd
CY2022Q4	us-gaap	Defined Benefit Plan Benefit Obligation DefinedBenefitPlanBenefitObligation	1606000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Accumulated Benefit Obligation DefinedBenefitPlanAccumulatedBenefitObligation	1078000	usd
CY2022Q4	us-gaap	Defined Benefit Plan Accumulated Benefit Obligation DefinedBenefitPlanAccumulatedBenefitObligation	1606000	usd
CY2022Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	0	usd
CY2021Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	0	usd
CY2023	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	552000	usd
CY2022	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	388000	usd
CY2023	us-gaap	Defined Benefit Plan Plan Assets Benefits Paid DefinedBenefitPlanPlanAssetsBenefitsPaid	131000	usd
CY2022	us-gaap	Defined Benefit Plan Plan Assets Benefits Paid DefinedBenefitPlanPlanAssetsBenefitsPaid	151000	usd
CY2023	us-gaap	Defined Benefit Plan Settlements Plan Assets DefinedBenefitPlanSettlementsPlanAssets	421000	usd
CY2022	us-gaap	Defined Benefit Plan Settlements Plan Assets DefinedBenefitPlanSettlementsPlanAssets	237000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	0	usd
CY2022Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	0	usd
CY2023Q4	us-gaap	Defined Benefit Plan Funded Status Of Plan DefinedBenefitPlanFundedStatusOfPlan	-1078000	usd
CY2022Q4	us-gaap	Defined Benefit Plan Funded Status Of Plan DefinedBenefitPlanFundedStatusOfPlan	-1606000	usd
CY2023Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Current Liabilities PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities	582000	usd
CY2022Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Current Liabilities PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities	972000	usd
CY2023Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	496000	usd
CY2022Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	634000	usd
CY2023Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Current And Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent	1078000	usd
CY2022Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Current And Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent	1606000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Net Gains Losses Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax	-449000	usd
CY2022Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Net Gains Losses Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax	-516000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	-98000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	261000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-56000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax	-123000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Finalization Of Pension And Non Pension Postretirement Plan Valuation Before Tax OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationBeforeTax	35000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Finalization Of Pension And Non Pension Postretirement Plan Valuation Before Tax OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationBeforeTax	74000	usd
CY2023	denn	Other Comprehensive Income Loss Defined Benefit Plan Plan Closure After Tax OtherComprehensiveIncomeLossDefinedBenefitPlanPlanClosureAfterTax	74000	usd
CY2022	denn	Other Comprehensive Income Loss Defined Benefit Plan Plan Closure After Tax OtherComprehensiveIncomeLossDefinedBenefitPlanPlanClosureAfterTax	0	usd
CY2023	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax	-67000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Reclassification Adjustments Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax	-458000	usd
CY2023	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	53000	usd
CY2022	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	36000	usd
CY2021	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	26000	usd
CY2023	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-56000	usd
CY2022	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-123000	usd
CY2021	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-159000	usd
CY2023	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-35000	usd
CY2022	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	-74000	usd
CY2021	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Settlements1 DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1	0	usd
CY2023	denn	Defined Benefit Plan Plan Experience Gain Loss DefinedBenefitPlanPlanExperienceGainLoss	53000	usd
CY2022	denn	Defined Benefit Plan Plan Experience Gain Loss DefinedBenefitPlanPlanExperienceGainLoss	0	usd
CY2021	denn	Defined Benefit Plan Plan Experience Gain Loss DefinedBenefitPlanPlanExperienceGainLoss	0	usd
CY2023	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	91000	usd
CY2022	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	233000	usd
CY2021	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	185000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0493
CY2022Q4	us-gaap	Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate	0.0526
CY2023	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0526
CY2022	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0199
CY2021	us-gaap	Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate	0.0134
CY2023	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	600000	usd
CY2022	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	400000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Expected Future Employer Contributions Next Fiscal Year DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear	600000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Next Twelve Months DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths	582000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Two DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo	116000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Three DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree	114000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Four DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour	86000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Year Five DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive	73000	usd
CY2023Q4	us-gaap	Defined Benefit Plan Expected Future Benefit Payments Five Fiscal Years Thereafter DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter	234000	usd
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	700000	shares
CY2023	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	8880000	usd
CY2022	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	11400000	usd
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	13602000	usd
CY2023	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	2300000	usd
CY2022	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	2900000	usd
CY2021	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	3400000	usd
CY2022	us-gaap	Business Exit Costs1 BusinessExitCosts1	86000	usd
CY2021	us-gaap	Business Exit Costs1 BusinessExitCosts1	323000	usd
CY2023	us-gaap	Severance Costs1 SeveranceCosts1	2346000	usd
CY2022	us-gaap	Severance Costs1 SeveranceCosts1	1324000	usd
CY2023Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Share Based Awards Other Than Options EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions	9600000	usd
CY2023	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P1Y9M18D
CY2023	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2022	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0	shares
CY2023Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	0	shares
CY2022	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0	shares
CY2023	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0	shares
CY2023	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	2220000	usd
CY2022	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	3378000	usd
CY2021	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	47822000	usd
CY2023	us-gaap	Restructuring Charges RestructuringCharges	2536000	usd
CY2022	us-gaap	Restructuring Charges RestructuringCharges	1410000	usd
CY2021	us-gaap	Restructuring Charges RestructuringCharges	1275000	usd
CY2023	us-gaap	Asset Impairment Charges AssetImpairmentCharges	2214000	usd
CY2022	us-gaap	Asset Impairment Charges AssetImpairmentCharges	963000	usd
CY2021	us-gaap	Asset Impairment Charges AssetImpairmentCharges	442000	usd
CY2023	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-2530000	usd
CY2022	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	1005000	usd
CY2021	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	46105000	usd
CY2023	us-gaap	Business Exit Costs1 BusinessExitCosts1	190000	usd
CY2021	us-gaap	Severance Costs1 SeveranceCosts1	952000	usd
CY2023	us-gaap	Restructuring Charges RestructuringCharges	2536000	usd
CY2022	us-gaap	Restructuring Charges RestructuringCharges	1410000	usd
CY2021	us-gaap	Restructuring Charges RestructuringCharges	1275000	usd
CY2023Q4	us-gaap	Supplemental Unemployment Benefits Severance Benefits SupplementalUnemploymentBenefitsSeveranceBenefits	1400000	usd
CY2022Q4	us-gaap	Supplemental Unemployment Benefits Severance Benefits SupplementalUnemploymentBenefitsSeveranceBenefits	700000	usd
CY2023	us-gaap	Asset Impairment Charges AssetImpairmentCharges	2200000	usd
CY2023	us-gaap	Asset Impairment Charges AssetImpairmentCharges	2200000	usd
CY2023	us-gaap	Tangible Asset Impairment Charges TangibleAssetImpairmentCharges	1300000	usd
CY2023	us-gaap	Operating Lease Impairment Loss OperatingLeaseImpairmentLoss	900000	usd
CY2023	us-gaap	Finance Lease Impairment Loss FinanceLeaseImpairmentLoss	100000	usd
CY2022	us-gaap	Asset Impairment Charges AssetImpairmentCharges	1000000	usd
CY2022	us-gaap	Asset Impairment Charges AssetImpairmentCharges	1000000	usd
CY2022	us-gaap	Tangible Asset Impairment Charges TangibleAssetImpairmentCharges	600000	usd
CY2022	us-gaap	Operating Lease Impairment Loss OperatingLeaseImpairmentLoss	300000	usd
CY2022	us-gaap	Finance Lease Impairment Loss FinanceLeaseImpairmentLoss	100000	usd
CY2021	us-gaap	Asset Impairment Charges AssetImpairmentCharges	400000	usd
CY2021	us-gaap	Asset Impairment Charges AssetImpairmentCharges	400000	usd
CY2021	us-gaap	Tangible Asset Impairment Charges TangibleAssetImpairmentCharges	300000	usd
CY2021	us-gaap	Finance Lease Impairment Loss FinanceLeaseImpairmentLoss	100000	usd
CY2021	us-gaap	Operating Lease Impairment Loss OperatingLeaseImpairmentLoss	100000	usd
CY2023	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	4649000	usd
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	6128000	usd
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	12997000	usd
CY2023	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	2409000	usd
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	2160000	usd
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	3105000	usd
CY2023	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	1433000	usd
CY2022	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	1152000	usd
CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	862000	usd
CY2023	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-1876000	usd
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	11043000	usd
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	6826000	usd
CY2023	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	173000	usd
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	3689000	usd
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	7271000	usd
CY2023	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	205000	usd
CY2022	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	546000	usd
CY2021	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-5031000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6993000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	24718000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	26030000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	478000	usd
CY2023	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2022	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2023	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.06
CY2022	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.05
CY2021	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.05
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.05
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.01
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.01
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.01
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Other EffectiveIncomeTaxRateReconciliationTaxCreditsOther	0.05
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Other EffectiveIncomeTaxRateReconciliationTaxCreditsOther	0.01
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Other EffectiveIncomeTaxRateReconciliationTaxCreditsOther	0.02
CY2023	denn	Effective Income Tax Rate Reconciliation Tax Credit Generated Foreign Percent EffectiveIncomeTaxRateReconciliationTaxCreditGeneratedForeignPercent	0.05
CY2022	denn	Effective Income Tax Rate Reconciliation Tax Credit Generated Foreign Percent EffectiveIncomeTaxRateReconciliationTaxCreditGeneratedForeignPercent	0.01
CY2021	denn	Effective Income Tax Rate Reconciliation Tax Credit Generated Foreign Percent EffectiveIncomeTaxRateReconciliationTaxCreditGeneratedForeignPercent	-0.01
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	0.07
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	0
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	0.01
CY2023	denn	Effective Income Tax Rate Reconciliation Insurance Premiums Percent EffectiveIncomeTaxRateReconciliationInsurancePremiumsPercent	-0.02
CY2022	denn	Effective Income Tax Rate Reconciliation Insurance Premiums Percent EffectiveIncomeTaxRateReconciliationInsurancePremiumsPercent	0
CY2021	denn	Effective Income Tax Rate Reconciliation Insurance Premiums Percent EffectiveIncomeTaxRateReconciliationInsurancePremiumsPercent	0
CY2023	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.02
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0
CY2023	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.26
CY2022	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.25
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.25
CY2023	us-gaap	Income Tax Reconciliation Deductions IncomeTaxReconciliationDeductions	1900000	usd
CY2021	us-gaap	Income Tax Reconciliation Deductions IncomeTaxReconciliationDeductions	1300000	usd
CY2021	us-gaap	Proceeds From Income Tax Refunds ProceedsFromIncomeTaxRefunds	1500000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Self Insurance DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance	2536000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Self Insurance DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance	2094000	usd
CY2023Q4	denn	Deferred Tax Asset Finance Lease Liabilities DeferredTaxAssetFinanceLeaseLiabilities	1119000	usd
CY2022Q4	denn	Deferred Tax Asset Finance Lease Liabilities DeferredTaxAssetFinanceLeaseLiabilities	1230000	usd
CY2023Q4	denn	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	30445000	usd
CY2022Q4	denn	Deferred Tax Assets Operating Lease Liabilities DeferredTaxAssetsOperatingLeaseLiabilities	33028000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Restructuring Charges DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsRestructuringCharges	5000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Restructuring Charges DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsRestructuringCharges	21000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	7127000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	11239000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	4617000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	4396000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Other DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther	918000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards General Business DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness	3472000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards General Business DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness	2387000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	848000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	1157000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	50647000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	56470000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	2943000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	2738000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	47704000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	53732000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	15044000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	15706000	usd
CY2023Q4	denn	Deferred Tax Liabilities Contract With Customer Asset DeferredTaxLiabilitiesContractWithCustomerAsset	1460000	usd
CY2022Q4	denn	Deferred Tax Liabilities Contract With Customer Asset DeferredTaxLiabilitiesContractWithCustomerAsset	1360000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Deferred Financing Costs DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts	181000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Deferred Financing Costs DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts	250000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	27307000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	29822000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	8074000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	9291000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	2220000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities Derivatives DeferredTaxLiabilitiesDerivatives	4722000	usd
CY2023Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	54286000	usd
CY2022Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	61151000	usd
CY2023Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	6582000	usd
CY2022Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	7419000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards State And Local DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal	800000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	2900000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	869000	usd
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1047000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	424000	usd
CY2022	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	178000	usd
CY2023Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	445000	usd
CY2022Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	869000	usd
CY2023	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	0	usd
CY2022	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Expense UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	0	usd
CY2023	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	5200000	shares
CY2023	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	52100000	usd
CY2022	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	6300000	shares
CY2022	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	64900000	usd
CY2021	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	2000000	shares
CY2021	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	30600000	usd
CY2023Q4	us-gaap	Treasury Stock Shares Retired TreasuryStockSharesRetired	12800000	shares
CY2023Q4	denn	Treasury Stock Retired Average Cost Per Share TreasuryStockRetiredAverageCostPerShare	11.02
CY2023	denn	Treasury Stock Remaining Number Of Shares TreasuryStockRemainingNumberOfShares	700000	shares
CY2021	denn	Employee Retention Tax Credit Caresact Amount Recorded EmployeeRetentionTaxCreditCARESACTAmountRecorded	800000	usd
CY2021Q4	denn	Deferred Payment Of Employer Portion Of Social Security Taxes Cares Act DeferredPaymentOfEmployerPortionOfSocialSecurityTaxesCARESAct	3100000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	19945000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	74712000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	78073000	usd
CY2023	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	55984000	shares
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	60771000	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	65171000	shares
CY2023	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	212000	shares
CY2022	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	108000	shares
CY2021	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	402000	shares
CY2023	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	56196000	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	60879000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	65573000	shares
CY2023	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.36
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.23
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.20
CY2023	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.35
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.23
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.19
CY2023	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	726000	shares
CY2022	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	709000	shares
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	420000	shares
CY2021	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	2642000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	3643000	usd
CY2023	denn	Other Comprehensive Income Loss Defined Benefit Plan Plan Closure After Tax OtherComprehensiveIncomeLossDefinedBenefitPlanPlanClosureAfterTax	74000	usd
CY2023	denn	Other Comprehensive Income Loss Defined Benefit Plan Plan Closure After Tax OtherComprehensiveIncomeLossDefinedBenefitPlanPlanClosureAfterTax	74000	usd
CY2023	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	616000	usd
CY2023Q4	us-gaap	Purchase Obligation Due In Next Twelve Months PurchaseObligationDueInNextTwelveMonths	202018000	usd
CY2023Q4	us-gaap	Purchase Obligation Due In Second And Third Year PurchaseObligationDueInSecondAndThirdYear	0	usd
CY2023Q4	us-gaap	Purchase Obligation Due In Fourth And Fifth Year PurchaseObligationDueInFourthAndFifthYear	0	usd
CY2023Q4	us-gaap	Purchase Obligation Due After Fifth Year PurchaseObligationDueAfterFifthYear	0	usd
CY2023Q4	us-gaap	Purchase Obligation PurchaseObligation	202018000	usd
CY2023	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	9195000	usd
CY2022	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	9296000	usd
CY2021	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	9942000	usd
CY2023	us-gaap	Interest Paid Net InterestPaidNet	13390000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	12939000	usd
CY2021	us-gaap	Interest Paid Net InterestPaidNet	14159000	usd
CY2023	us-gaap	Other Significant Noncash Transaction Value Of Consideration Received1 OtherSignificantNoncashTransactionValueOfConsiderationReceived1	0	usd
CY2022	us-gaap	Other Significant Noncash Transaction Value Of Consideration Received1 OtherSignificantNoncashTransactionValueOfConsiderationReceived1	3000000	usd
CY2021	us-gaap	Other Significant Noncash Transaction Value Of Consideration Received1 OtherSignificantNoncashTransactionValueOfConsiderationReceived1	0	usd
CY2023	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	756000	usd
CY2022	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	283000	usd
CY2021	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	231000	usd
CY2023	us-gaap	Stock Issued1 StockIssued1	5638000	usd
CY2022	us-gaap	Stock Issued1 StockIssued1	9547000	usd
CY2021	us-gaap	Stock Issued1 StockIssued1	3087000	usd
CY2023	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	1071000	usd
CY2022	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	537000	usd
CY2021	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	998000	usd
CY2023	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	563000	usd
CY2022	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	542000	usd
CY2021	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	633000	usd
CY2023	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2	segment
CY2023	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	77770000	usd
CY2022	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	67173000	usd
CY2021	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	68686000	usd
CY2023	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	14385000	usd
CY2022	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	14862000	usd
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	15446000	usd
CY2023	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	6363000	usd
CY2022	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	usd
CY2023	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-2530000	usd
CY2022	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	1005000	usd
CY2021	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	46105000	usd
CY2023	us-gaap	Operating Expenses OperatingExpenses	101048000	usd
CY2022	us-gaap	Operating Expenses OperatingExpenses	81030000	usd
CY2021	us-gaap	Operating Expenses OperatingExpenses	38027000	usd
CY2023	us-gaap	Operating Income Loss OperatingIncomeLoss	52823000	usd
CY2022	us-gaap	Operating Income Loss OperatingIncomeLoss	60614000	usd
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	104075000	usd
CY2023	us-gaap	Interest Expense InterestExpense	17597000	usd
CY2022	us-gaap	Interest Expense InterestExpense	13769000	usd
CY2021	us-gaap	Interest Expense InterestExpense	15148000	usd
CY2023	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-8288000	usd
CY2022	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	52585000	usd
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	15176000	usd
CY2023	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	26938000	usd
CY2022	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	99430000	usd
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	104103000	usd
CY2023	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6993000	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	24718000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	26030000	usd
CY2023	us-gaap	Net Income Loss NetIncomeLoss	19945000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	74712000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	78073000	usd
CY2023Q4	us-gaap	Assets Assets	464818000	usd
CY2022Q4	us-gaap	Assets Assets	498335000	usd

Files In Submission

Name	View Source	Status
0000852772-24-000026-index-headers.html	Edgar Link	pending
0000852772-24-000026-index.html	Edgar Link	pending
0000852772-24-000026.txt	Edgar Link	pending
0000852772-24-000026-xbrl.zip	Edgar Link	pending
denn-20231227.htm	Edgar Link	pending
denn-20231227.xsd	Edgar Link	pending
denn-20231227_g1.gif	Edgar Link	pending
denn-20231227_g2.jpg	Edgar Link	pending
dennysdodd-frankclawback.htm	Edgar Link	pending
dennysdodd-frankclawback001.jpg	Edgar Link	pending
dennysdodd-frankclawback002.jpg	Edgar Link	pending
dennysdodd-frankclawback003.jpg	Edgar Link	pending
dennysdodd-frankclawback004.jpg	Edgar Link	pending
dennysdodd-frankclawback005.jpg	Edgar Link	pending
dennysdodd-frankclawback006.jpg	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
q42023ex211.htm	Edgar Link	pending
q42023ex231.htm	Edgar Link	pending
q42023ex311.htm	Edgar Link	pending
q42023ex312.htm	Edgar Link	pending
q42023ex321.htm	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R100.htm	Edgar Link	pending
R101.htm	Edgar Link	pending
R102.htm	Edgar Link	pending
R103.htm	Edgar Link	pending
R104.htm	Edgar Link	pending
R105.htm	Edgar Link	pending
R106.htm	Edgar Link	pending
R107.htm	Edgar Link	pending
R108.htm	Edgar Link	pending
R109.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
denn-20231227_lab.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable
denn-20231227_htm.xml	Edgar Link	completed
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
R32.htm	Edgar Link	pending
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
R45.htm	Edgar Link	pending
R46.htm	Edgar Link	pending
R47.htm	Edgar Link	pending
R48.htm	Edgar Link	pending
R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R50.htm	Edgar Link	pending
R51.htm	Edgar Link	pending
R52.htm	Edgar Link	pending
R53.htm	Edgar Link	pending
R54.htm	Edgar Link	pending
R55.htm	Edgar Link	pending
R56.htm	Edgar Link	pending
R57.htm	Edgar Link	pending
R58.htm	Edgar Link	pending
R59.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R60.htm	Edgar Link	pending
R61.htm	Edgar Link	pending
R62.htm	Edgar Link	pending
R63.htm	Edgar Link	pending
R64.htm	Edgar Link	pending
R65.htm	Edgar Link	pending
R66.htm	Edgar Link	pending
R67.htm	Edgar Link	pending
R68.htm	Edgar Link	pending
R69.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R70.htm	Edgar Link	pending
R71.htm	Edgar Link	pending
R72.htm	Edgar Link	pending
R73.htm	Edgar Link	pending
R74.htm	Edgar Link	pending
R75.htm	Edgar Link	pending
R76.htm	Edgar Link	pending
R77.htm	Edgar Link	pending
R78.htm	Edgar Link	pending
R79.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R80.htm	Edgar Link	pending
R81.htm	Edgar Link	pending
R82.htm	Edgar Link	pending
R83.htm	Edgar Link	pending
R84.htm	Edgar Link	pending
R85.htm	Edgar Link	pending
R86.htm	Edgar Link	pending
R87.htm	Edgar Link	pending
R88.htm	Edgar Link	pending
R89.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
R90.htm	Edgar Link	pending
R91.htm	Edgar Link	pending
R92.htm	Edgar Link	pending
R93.htm	Edgar Link	pending
R94.htm	Edgar Link	pending
R95.htm	Edgar Link	pending
R96.htm	Edgar Link	pending
R97.htm	Edgar Link	pending
R98.htm	Edgar Link	pending
R99.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending
denn-20231227_def.xml	Edgar Link	unprocessable
denn-20231227_cal.xml	Edgar Link	unprocessable
denn-20231227_pre.xml	Edgar Link	unprocessable

Create your account

Find Stocks Worth Researching

Deeply Understand Businesses

Value Businesses Intelligently

$DENN
Denny's Corp Stock $denn

2024 Q1 Form 10-K Financial Statement

#000085277224000026 Filed on February 26, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$DENN Denny's Corp Stock $denn

2024 Q1 Form 10-K Financial Statement

#000085277224000026 Filed on February 26, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$DENN
Denny's Corp Stock $denn