$JJSF
J&J SNACK FOODS CORP Stock $jjsf

$jjsf Overview Financials Valuation SEC Filings Company Website

2021 Q3 Form 10-Q Financial Statement

#000143774921017868 Filed on July 29, 2021

Income Statement

Concept	2021 Q3	2021 Q2	2020 Q2
Revenue	$323.1M	$324.3M	$214.6M
YoY Change	27.93%	51.16%	-34.32%
Cost Of Revenue	$231.3M	$228.2M	$177.4M
YoY Change	16.48%	28.64%	-21.29%
Gross Profit	$91.73M	$96.17M	$37.20M
YoY Change	70.11%	158.56%	-63.3%
Gross Profit Margin	28.4%	29.65%	17.34%
Selling, General & Admin	$65.11M	$30.85M	$30.33M
YoY Change	35.37%	1.73%	-18.18%
% of Gross Profit	70.98%	32.08%	81.53%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$11.02M	$12.66M	$13.38M
YoY Change	-15.9%	-5.37%	8.59%
% of Gross Profit	12.01%	13.17%	35.98%
Operating Expenses	$65.19M	$58.03M	$56.62M
YoY Change	33.87%	2.5%	-9.13%
Operating Profit	$26.54M	$38.14M	-$19.42M
YoY Change	407.73%	-296.42%	-149.74%
Interest Expense	$408.0K	$462.0K	$1.300M
YoY Change	-76.0%	-64.46%	-66.67%
% of Operating Profit	1.54%	1.21%
Other Income/Expense, Net
YoY Change
Pretax Income	$25.67M	$38.61M	-$18.13M
YoY Change	358.46%	-312.98%	-142.19%
Income Tax	$6.799M	$9.713M	-$5.480M
% Of Pretax Income	26.48%	25.16%
Net Earnings	$18.88M	$28.89M	-$12.65M
YoY Change	186.68%	-328.46%	-140.97%
Net Earnings / Revenue	5.84%	8.91%	-5.89%
Basic Earnings Per Share		$1.52	-$0.67
Diluted Earnings Per Share	$983.9K	$1.51	-$0.67
COMMON SHARES
Basic Shares Outstanding	19.06M	19.05M	18.89M
Diluted Shares Outstanding		19.19M	18.89M

Balance Sheet

Concept	2021 Q3	2021 Q2	2020 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$291.2M	$286.2M	$228.2M
YoY Change	17.88%	25.4%	15.9%
Cash & Equivalents	$283.2M	$276.3M	$170.0M
Short-Term Investments	$7.980M	$9.902M	$58.30M
Other Short-Term Assets	$7.498M	$11.55M	$13.70M
YoY Change	-56.15%	-15.72%	234.15%
Inventory	$123.2M	$114.8M	$120.6M
Prepaid Expenses
Receivables	$162.9M	$154.8M	$116.5M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$584.8M	$567.4M	$478.9M
YoY Change	17.06%	18.47%	2.6%
LONG-TERM ASSETS
Property, Plant & Equipment	$267.2M	$258.9M	$264.7M
YoY Change	2.13%	-2.19%	5.61%
Goodwill	$121.8M	$121.8M	$123.0M
YoY Change	0.0%	-0.98%	20.02%
Intangibles
YoY Change
Long-Term Investments	$14.13M	$18.84M	$42.10M
YoY Change	-54.27%	-55.25%	-64.05%
Other Assets	$1.968M	$3.083M	$2.772M
YoY Change	-32.42%	11.22%	-4.91%
Total Long-Term Assets	$537.5M	$534.2M	$578.3M
YoY Change	-3.51%	-7.64%	9.35%
TOTAL ASSETS
Total Short-Term Assets	$584.8M	$567.4M	$478.9M
Total Long-Term Assets	$537.5M	$534.2M	$578.3M
Total Assets	$1.122B	$1.102B	$1.057B
YoY Change	6.22%	4.19%	6.19%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$96.79M	$97.12M	$68.83M
YoY Change	32.34%	41.1%	-14.22%
Accrued Expenses	$10.96M	$6.890M	$6.951M
YoY Change	47.64%	-0.88%	-50.7%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$182.0K	$252.0K	$300.0K
YoY Change	-39.33%	-16.0%	0.0%
Total Short-Term Liabilities	$167.6M	$159.9M	$127.8M
YoY Change	24.98%	25.05%	-2.07%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$417.0K	$500.0K
YoY Change	-100.0%	-16.6%	-28.57%
Other Long-Term Liabilities	$409.0K	$375.0K	$472.0K
YoY Change	-11.09%	-20.55%	-73.24%
Total Long-Term Liabilities	$409.0K	$375.0K	$472.0K
YoY Change	-11.09%	-20.55%	-73.24%
TOTAL LIABILITIES
Total Short-Term Liabilities	$167.6M	$159.9M	$127.8M
Total Long-Term Liabilities	$409.0K	$375.0K	$472.0K
Total Liabilities	$168.0M	$160.2M	$128.3M
YoY Change	24.86%	24.88%	-3.01%
SHAREHOLDERS EQUITY
Retained Earnings	$785.4M	$778.6M	$780.1M
YoY Change	1.24%	-0.19%	-0.55%
Common Stock	$73.60M	$69.57M	$46.56M
YoY Change	49.38%	49.42%	23.04%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$845.7M	$835.0M	$810.6M
YoY Change
Total Liabilities & Shareholders Equity	$1.122B	$1.102B	$1.057B
YoY Change	6.22%	4.19%	6.19%

Cashflow Statement

Concept	2021 Q3	2021 Q2	2020 Q2
OPERATING ACTIVITIES
Net Income	$18.88M	$28.89M	-$12.65M
YoY Change	186.68%	-328.46%	-140.97%
Depreciation, Depletion And Amortization	$11.02M	$12.66M	$13.38M
YoY Change	-15.9%	-5.37%	8.59%
Cash From Operating Activities	$27.93M	$46.77M	$24.30M
YoY Change	9.53%	92.46%	-52.26%
INVESTING ACTIVITIES
Capital Expenditures	-$19.12M	$15.63M	$10.65M
YoY Change	87.47%	46.7%	-32.52%
Acquisitions
YoY Change
Other Investing Activities	$7.205M	$13.71M	$24.20M
YoY Change	-63.61%	-43.34%	1513.33%
Cash From Investing Activities	-$11.92M	-$1.944M	$13.60M
YoY Change	-225.44%	-114.29%	-195.1%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-9.084M	-7.189M	-10.90M
YoY Change	-3.36%	-34.05%	41.56%
NET CHANGE
Cash From Operating Activities	27.93M	46.77M	24.30M
Cash From Investing Activities	-11.92M	-1.944M	13.60M
Cash From Financing Activities	-9.084M	-7.189M	-10.90M
Net Change In Cash	6.930M	37.64M	27.00M
YoY Change	-72.93%	39.39%	-6.57%
FREE CASH FLOW
Cash From Operating Activities	$27.93M	$46.77M	$24.30M
Capital Expenditures	-$19.12M	$15.63M	$10.65M
Free Cash Flow	$47.05M	$31.14M	$13.65M
YoY Change	31.8%	128.17%	-61.13%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2021Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	19063903
CY2021Q2	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2020Q3	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2021Q2	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000
CY2020Q3	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000
CY2020Q3	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2021Q2	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2021Q2	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2020Q3	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2021Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	50000000
CY2020Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	50000000
CY2021Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	19061000
CY2021Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	19061000
CY2020Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	18915000
CY2020Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	18915000
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.258	pure
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.008	pure
CY2020Q3	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	267000	USD
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	pure
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	pure
	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	USD
CY2021Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	276268000	USD
CY2020Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	195809000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Current HeldToMaturitySecuritiesCurrent	9902000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Current HeldToMaturitySecuritiesCurrent	51151000	USD
CY2021Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	154845000	USD
CY2020Q3	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	126587000	USD
CY2021Q2	us-gaap	Inventory Net InventoryNet	114822000	USD
CY2020Q3	us-gaap	Inventory Net InventoryNet	108923000	USD
CY2021Q2	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	11547000	USD
CY2020Q3	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	17087000	USD
CY2021Q2	us-gaap	Assets Current AssetsCurrent	567384000	USD
CY2020Q3	us-gaap	Assets Current AssetsCurrent	499557000	USD
CY2021Q2	us-gaap	Land Land	2494000	USD
CY2020Q3	us-gaap	Land Land	2494000	USD
CY2021Q2	jjsf	Buildings Gross BuildingsGross	26582000	USD
CY2020Q3	jjsf	Buildings Gross BuildingsGross	26582000	USD
CY2021Q2	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	340693000	USD
CY2020Q3	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	330168000	USD
CY2021Q2	jjsf	Marketing Equipment Gross MarketingEquipmentGross	253199000	USD
CY2020Q3	jjsf	Marketing Equipment Gross MarketingEquipmentGross	250914000	USD
CY2021Q2	jjsf	Transportation Equipment Gross TransportationEquipmentGross	10232000	USD
CY2020Q3	jjsf	Transportation Equipment Gross TransportationEquipmentGross	9966000	USD
CY2021Q2	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	34291000	USD
CY2020Q3	us-gaap	Furniture And Fixtures Gross FurnitureAndFixturesGross	33878000	USD
CY2021Q2	jjsf	Improvements Gross ImprovementsGross	45349000	USD
CY2020Q3	jjsf	Improvements Gross ImprovementsGross	43264000	USD
CY2021Q2	us-gaap	Construction In Progress Gross ConstructionInProgressGross	28134000	USD
CY2020Q3	us-gaap	Construction In Progress Gross ConstructionInProgressGross	19995000	USD
CY2021Q2	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	740974000	USD
CY2020Q3	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	717261000	USD
CY2021Q2	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	482056000	USD
CY2020Q3	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	455645000	USD
CY2021Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	258918000	USD
CY2020Q3	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	261616000	USD
CY2021Q2	us-gaap	Goodwill Goodwill	121833000	USD
CY2020Q3	us-gaap	Goodwill Goodwill	121833000	USD
CY2021Q2	us-gaap	Other Intangible Assets Net OtherIntangibleAssetsNet	79676000	USD
CY2020Q3	us-gaap	Other Intangible Assets Net OtherIntangibleAssetsNet	81622000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Noncurrent HeldToMaturitySecuritiesNoncurrent	7568000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Noncurrent HeldToMaturitySecuritiesNoncurrent	16927000	USD
CY2021Q2	us-gaap	Available For Sale Securities Noncurrent AvailableForSaleSecuritiesNoncurrent	11273000	USD
CY2020Q3	us-gaap	Available For Sale Securities Noncurrent AvailableForSaleSecuritiesNoncurrent	13976000	USD
CY2021Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	51811000	USD
CY2020Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	58110000	USD
CY2021Q2	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	3083000	USD
CY2020Q3	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	2912000	USD
CY2021Q2	jjsf	Assets Noncurrent Excluding Property Plant And Equipment Net AssetsNoncurrentExcludingPropertyPlantAndEquipmentNet	275244000	USD
CY2020Q3	jjsf	Assets Noncurrent Excluding Property Plant And Equipment Net AssetsNoncurrentExcludingPropertyPlantAndEquipmentNet	295380000	USD
CY2021Q2	us-gaap	Assets Assets	1101546000	USD
CY2020Q3	us-gaap	Assets Assets	1056553000	USD
CY2021Q2	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	252000	USD
CY2020Q3	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	349000	USD
CY2021Q2	us-gaap	Accounts Payable Current AccountsPayableCurrent	97117000	USD
CY2020Q3	us-gaap	Accounts Payable Current AccountsPayableCurrent	73135000	USD
CY2021Q2	us-gaap	Accrued Insurance Current AccruedInsuranceCurrent	15764000	USD
CY2020Q3	us-gaap	Accrued Insurance Current AccruedInsuranceCurrent	13039000	USD
CY2021Q2	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	6890000	USD
CY2020Q3	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	7420000	USD
CY2021Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	12780000	USD
CY2020Q3	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	13173000	USD
CY2021Q2	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	15000000	USD
CY2020Q3	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	16134000	USD
CY2021Q2	us-gaap	Dividends Payable Current DividendsPayableCurrent	12064000	USD
CY2020Q3	us-gaap	Dividends Payable Current DividendsPayableCurrent	10876000	USD
CY2021Q2	us-gaap	Liabilities Current LiabilitiesCurrent	159867000	USD
CY2020Q3	us-gaap	Liabilities Current LiabilitiesCurrent	134126000	USD
CY2021Q2	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	417000	USD
CY2020Q3	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	368000	USD
CY2021Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	41573000	USD
CY2020Q3	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	47688000	USD
CY2021Q2	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	64284000	USD
CY2020Q3	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	64413000	USD
CY2021Q2	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	375000	USD
CY2020Q3	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	460000	USD
CY2021Q2	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2020Q3	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2021Q2	us-gaap	Common Stock Value CommonStockValue	69572000	USD
CY2020Q3	us-gaap	Common Stock Value CommonStockValue	49268000	USD
CY2021Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-13182000	USD
CY2020Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-15587000	USD
CY2021Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	778640000	USD
CY2020Q3	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	775817000	USD
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	835030000	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	809498000	USD
CY2021Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1101546000	USD
CY2020Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	1056553000	USD
CY2021Q2	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	324344000	USD
CY2020Q2	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	214563000	USD
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	821519000	USD
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	769502000	USD
CY2021Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	228170000	USD
CY2020Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	177367000	USD
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	614324000	USD
	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	585002000	USD
CY2021Q2	us-gaap	Gross Profit GrossProfit	96174000	USD
CY2020Q2	us-gaap	Gross Profit GrossProfit	37196000	USD
	us-gaap	Gross Profit GrossProfit	207195000	USD
	us-gaap	Gross Profit GrossProfit	184500000	USD
CY2021Q2	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	20502000	USD
CY2020Q2	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	21952000	USD
	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	56995000	USD
	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	68532000	USD
CY2021Q2	jjsf	Distribution Distribution	27311000	USD
CY2020Q2	jjsf	Distribution Distribution	21272000	USD
	jjsf	Distribution Distribution	75643000	USD
	jjsf	Distribution Distribution	69648000	USD
CY2021Q2	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	10348000	USD
CY2020Q2	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	8374000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	29004000	USD
	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	28166000	USD
CY2021Q2	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	0	USD
CY2020Q2	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	5072000	USD
	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	0	USD
	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	5072000	USD
CY2021Q2	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	131000	USD
CY2020Q2	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	54000	USD
	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	399000	USD
	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	183000	USD
CY2021Q2	us-gaap	Operating Expenses OperatingExpenses	58030000	USD
CY2020Q2	us-gaap	Operating Expenses OperatingExpenses	56616000	USD
	us-gaap	Operating Expenses OperatingExpenses	161243000	USD
	us-gaap	Operating Expenses OperatingExpenses	171235000	USD
CY2021Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	38144000	USD
CY2020Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	-19420000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	45952000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	13265000	USD
CY2021Q2	us-gaap	Investment Income Net InvestmentIncomeNet	470000	USD
CY2020Q2	us-gaap	Investment Income Net InvestmentIncomeNet	1300000	USD
	us-gaap	Investment Income Net InvestmentIncomeNet	2419000	USD
	us-gaap	Investment Income Net InvestmentIncomeNet	2673000	USD
CY2021Q2	jjsf	Interest Expense And Other InterestExpenseAndOther	8000	USD
CY2020Q2	jjsf	Interest Expense And Other InterestExpenseAndOther	7000	USD
	jjsf	Interest Expense And Other InterestExpenseAndOther	19000	USD
	jjsf	Interest Expense And Other InterestExpenseAndOther	60000	USD
CY2021Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	38606000	USD
CY2020Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-18127000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	48352000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	15878000	USD
CY2021Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9713000	USD
CY2020Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-5480000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	11620000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4157000	USD
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	28893000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	-12647000	USD
	us-gaap	Net Income Loss NetIncomeLoss	36732000	USD
	us-gaap	Net Income Loss NetIncomeLoss	11721000	USD
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.51
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.67
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.92
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.62
CY2021Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	19185000
CY2020Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18888000
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	19116000
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	19036000
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.52
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.67
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.93
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.62
CY2021Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	19045000
CY2020Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18888000
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18996000
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18902000
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	28893000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	-12647000	USD
	us-gaap	Net Income Loss NetIncomeLoss	36732000	USD
	us-gaap	Net Income Loss NetIncomeLoss	11721000	USD
CY2021Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	657000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	41000	USD
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	2405000	USD
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-3070000	USD
CY2021Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	657000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	41000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	2405000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-3070000	USD
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	29550000	USD
CY2020Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-12606000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	39137000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	8651000	USD
CY2020Q3	us-gaap	Stockholders Equity StockholdersEquity	809498000	USD
CY2020Q4	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	4390000	USD
CY2020Q4	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	2279000	USD
CY2020Q4	us-gaap	Dividends Common Stock DividendsCommonStock	10900000	USD
CY2020Q4	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1244000	USD
CY2020Q4	us-gaap	Net Income Loss NetIncomeLoss	1778000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	808289000	USD
CY2021Q1	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	8384000	USD
CY2021Q1	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	714000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-531000	USD
CY2021Q1	us-gaap	Dividends Common Stock DividendsCommonStock	10943000	USD
CY2021Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1026000	USD
CY2021Q1	us-gaap	Net Income Loss NetIncomeLoss	6061000	USD
CY2021Q1	us-gaap	Stockholders Equity StockholdersEquity	813000000	USD
CY2021Q2	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	3564000	USD
CY2021Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	657000	USD
CY2021Q2	us-gaap	Dividends Common Stock DividendsCommonStock	12066000	USD
CY2021Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	982000	USD
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	28893000	USD
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	835030000	USD
CY2019Q3	us-gaap	Stockholders Equity StockholdersEquity	833751000	USD
CY2019Q4	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	468000	USD
CY2019Q4	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	810000	USD
CY2019Q4	us-gaap	Dividends Common Stock DividendsCommonStock	10867000	USD
CY2019Q4	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1299000	USD
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	17059000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	842520000	USD
CY2020Q1	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	5049000	USD
CY2020Q1	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	783000	USD
CY2020Q1	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-3921000	USD
CY2020Q1	us-gaap	Stock Issued During Period Value Share Based Compensation Gross StockIssuedDuringPeriodValueShareBasedCompensationGross	90000	USD
CY2020Q1	us-gaap	Dividends Common Stock DividendsCommonStock	10878000	USD
CY2020Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1088000	USD
CY2020Q1	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	8972000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	7309000	USD
CY2020Q1	us-gaap	Stockholders Equity StockholdersEquity	833068000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	41000	USD
CY2020Q2	us-gaap	Dividends Common Stock DividendsCommonStock	10873000	USD
CY2020Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1011000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	-12647000	USD
CY2020Q2	us-gaap	Stockholders Equity StockholdersEquity	810600000	USD
	us-gaap	Net Income Loss NetIncomeLoss	36732000	USD
	us-gaap	Net Income Loss NetIncomeLoss	11721000	USD
	us-gaap	Depreciation Depreciation	36278000	USD
	us-gaap	Depreciation Depreciation	37353000	USD
	jjsf	Amortization Of Intangible Assets And Deferred Costs AmortizationOfIntangibleAssetsAndDeferredCosts	2096000	USD
	jjsf	Amortization Of Intangible Assets And Deferred Costs AmortizationOfIntangibleAssetsAndDeferredCosts	2516000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	3252000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	3421000	USD
	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-188000	USD
	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-426000	USD
	us-gaap	Marketable Securities Realized Gain Loss MarketableSecuritiesRealizedGainLoss	926000	USD
	us-gaap	Marketable Securities Realized Gain Loss MarketableSecuritiesRealizedGainLoss	-1746000	USD
	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	0	USD
	us-gaap	Impairment Of Long Lived Assets To Be Disposed Of ImpairmentOfLongLivedAssetsToBeDisposedOf	5072000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	305000	USD
	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	309000	USD
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	27940000	USD
	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-24634000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	5964000	USD
	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	3751000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-5710000	USD
	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	7879000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	24823000	USD
	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-7478000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	73568000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	66620000	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	-0	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	57197000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	34456000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	47637000	USD
	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	-0	USD
	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	6103000	USD
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	54191000	USD
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	54125000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	2079000	USD
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	2852000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-42000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	72000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	21856000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-54032000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	-0	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	8972000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	17178000	USD
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	6300000	USD
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	48000	USD
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	272000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	32719000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	31193000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-15589000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-34137000	USD
	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	624000	USD
	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-885000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	80459000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-22434000	USD
CY2020Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	195809000	USD
CY2019Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	192395000	USD
CY2021Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	276268000	USD
CY2020Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	169961000	USD
CY2021Q2	jjsf	Contract With Customer Asset Allowance For Deductions ContractWithCustomerAssetAllowanceForDeductions	15481000	USD
CY2020Q3	jjsf	Contract With Customer Asset Allowance For Deductions ContractWithCustomerAssetAllowanceForDeductions	14345000	USD
CY2021Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1090000	USD
CY2020Q1	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1235000	USD
CY2020Q3	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1327000	USD
CY2019Q3	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1334000	USD
CY2021Q2	jjsf	Contract With Customer Liability Additions ContractWithCustomerLiabilityAdditions	1237000	USD
CY2020Q2	jjsf	Contract With Customer Liability Additions ContractWithCustomerLiabilityAdditions	1362000	USD
	jjsf	Contract With Customer Liability Additions ContractWithCustomerLiabilityAdditions	4182000	USD
	jjsf	Contract With Customer Liability Additions ContractWithCustomerLiabilityAdditions	4111000	USD
CY2021Q2	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	-1283000	USD
CY2020Q2	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	-1311000	USD
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	-4465000	USD
	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	-4159000	USD
CY2021Q2	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1044000	USD
CY2020Q2	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1286000	USD
CY2021Q2	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1044000	USD
CY2020Q2	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	1286000	USD
CY2021Q2	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1185000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable AllowanceForDoubtfulAccountsReceivable	1388000	USD
CY2021Q2	us-gaap	Depreciation Depreciation	12025000	USD
CY2020Q2	us-gaap	Depreciation Depreciation	12543000	USD
	us-gaap	Depreciation Depreciation	36278000	USD
	us-gaap	Depreciation Depreciation	37353000	USD
CY2021Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	28893000	USD
CY2021Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	19045000
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.52
CY2021Q2	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	0	USD
CY2021Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	140000
CY2021Q2	jjsf	Effect Of Dilutive Securities Options Per Share EffectOfDilutiveSecuritiesOptionsPerShare	-0.01
CY2021Q2	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	28893000	USD
CY2021Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	19185000
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.51
CY2021Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	20800
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	36732000	USD
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18996000
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.93
	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	0	USD
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	120000
	jjsf	Effect Of Dilutive Securities Options Per Share EffectOfDilutiveSecuritiesOptionsPerShare	-0.01
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	36732000	USD
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	19116000
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.92
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	289692
CY2020Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-12647000	USD
CY2020Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18888000
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.67
CY2020Q2	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	0	USD
CY2020Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0
CY2020Q2	jjsf	Effect Of Dilutive Securities Options Per Share EffectOfDilutiveSecuritiesOptionsPerShare	0
CY2020Q2	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	-12647000	USD
CY2020Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18888000
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.67
CY2020Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	845977
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	11721000	USD
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18902000
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.24	pure
	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	-1131000	USD
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.26	pure
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.62
	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	0	USD
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	134000
	jjsf	Effect Of Dilutive Securities Options Per Share EffectOfDilutiveSecuritiesOptionsPerShare	0
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	11721000	USD
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	19036000
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.62
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	169246
CY2021Q2	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	717000	USD
CY2020Q2	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	964000	USD
	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	2121000	USD
	us-gaap	Allocated Share Based Compensation Expense Net Of Tax AllocatedShareBasedCompensationExpenseNetOfTax	2645000	USD
CY2021Q2	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	265000	USD
CY2020Q2	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	70000	USD
	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	1131000	USD
	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	822000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.014	pure
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P51M
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	138432
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	31.20
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	161682
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	14.40
CY2021Q2	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	343000	USD
CY2020Q3	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	360000	USD
CY2021Q2	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	267000	USD
CY2021Q2	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	40850000	USD
CY2020Q3	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	40184000	USD
CY2021Q2	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	29171000	USD
CY2020Q3	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	24550000	USD
CY2021Q2	us-gaap	Inventory Supplies Net Of Reserves InventorySuppliesNetOfReserves	12080000	USD
CY2020Q3	us-gaap	Inventory Supplies Net Of Reserves InventorySuppliesNetOfReserves	10545000	USD
CY2021Q2	us-gaap	Inventory Parts And Components Net Of Reserves InventoryPartsAndComponentsNetOfReserves	32721000	USD
CY2020Q3	us-gaap	Inventory Parts And Components Net Of Reserves InventoryPartsAndComponentsNetOfReserves	33644000	USD
CY2021Q2	us-gaap	Inventory Net InventoryNet	114822000	USD
CY2020Q3	us-gaap	Inventory Net InventoryNet	108923000	USD
CY2021Q2	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	324344000	USD
CY2020Q2	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	214563000	USD
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	821519000	USD
	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	769502000	USD
CY2021Q2	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	12664000	USD
CY2020Q2	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	13382000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	38374000	USD
	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	39869000	USD
CY2021Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	38144000	USD
CY2020Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	-19420000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	45952000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	13265000	USD
CY2021Q2	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	15627000	USD
CY2020Q2	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	10652000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	34456000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	47637000	USD
CY2021Q2	us-gaap	Assets Assets	1101546000	USD
CY2020Q2	us-gaap	Assets Assets	1057286000	USD
CY2021Q2	us-gaap	Assets Assets	1101546000	USD
CY2020Q2	us-gaap	Assets Assets	1057286000	USD
CY2021Q2	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	95355000	USD
CY2021Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	15680000	USD
CY2020Q3	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	102092000	USD
CY2020Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	20470000	USD
CY2021Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	639000	USD
CY2020Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	831000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2096000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2507000	USD
CY2021Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	2500000	USD
CY2021Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	2300000	USD
CY2021Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	2300000	USD
CY2021Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	2000000	USD
CY2021Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	1400000	USD
	us-gaap	Acquired Finite Lived Intangible Assets Weighted Average Useful Life AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife	P10Y10M24D
CY2021Q2	us-gaap	Goodwill Goodwill	121833000	USD
CY2020Q3	us-gaap	Goodwill Goodwill	121833000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Amortized Cost Before Other Than Temporary Impairment HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment	17470000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	243000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	6000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	17707000	USD
CY2021Q2	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	11695000	USD
CY2021Q2	jjsf	Equity Securities Fvni Accumulated Unrealized Gain EquitySecuritiesFvniAccumulatedUnrealizedGain	213000	USD
CY2021Q2	jjsf	Equity Securities Fvni Accumulated Unrealized Loss EquitySecuritiesFvniAccumulatedUnrealizedLoss	635000	USD
CY2021Q2	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	11273000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Amortized Cost Before Other Than Temporary Impairment HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment	68078000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	1015000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	32000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	69061000	USD
CY2020Q3	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	15184000	USD
CY2020Q3	jjsf	Equity Securities Fvni Accumulated Unrealized Gain EquitySecuritiesFvniAccumulatedUnrealizedGain	116000	USD
CY2020Q3	jjsf	Equity Securities Fvni Accumulated Unrealized Loss EquitySecuritiesFvniAccumulatedUnrealizedLoss	1324000	USD
CY2020Q3	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	13976000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	9902000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	10041000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	51151000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	51815000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	7568000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	7666000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	16927000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	17246000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	0	USD
CY2021Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	0	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	0	USD
CY2020Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	0	USD
CY2021Q2	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	17470000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	17707000	USD
CY2020Q3	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	68078000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	69061000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Current HeldToMaturitySecuritiesCurrent	9902000	USD
CY2021Q2	jjsf	Held To Maturity Securities Fair Value Current HeldToMaturitySecuritiesFairValueCurrent	10041000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Current HeldToMaturitySecuritiesCurrent	51151000	USD
CY2020Q3	jjsf	Held To Maturity Securities Fair Value Current HeldToMaturitySecuritiesFairValueCurrent	51815000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Noncurrent HeldToMaturitySecuritiesNoncurrent	7568000	USD
CY2021Q2	jjsf	Held To Maturity Securities Fair Value Noncurrent HeldToMaturitySecuritiesFairValueNoncurrent	7666000	USD
CY2020Q3	us-gaap	Held To Maturity Securities Noncurrent HeldToMaturitySecuritiesNoncurrent	16927000	USD
CY2020Q3	jjsf	Held To Maturity Securities Fair Value Noncurrent HeldToMaturitySecuritiesFairValueNoncurrent	17246000	USD
CY2021Q2	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	12854000	USD
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	54191000	USD
CY2020Q2	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	23187000	USD
	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	54125000	USD
CY2021Q2	us-gaap	Marketable Securities Gain Loss MarketableSecuritiesGainLoss	21000	USD
	us-gaap	Marketable Securities Gain Loss MarketableSecuritiesGainLoss	139000	USD
CY2020Q2	us-gaap	Marketable Securities Gain Loss MarketableSecuritiesGainLoss	324000	USD
	us-gaap	Marketable Securities Gain Loss MarketableSecuritiesGainLoss	1746000	USD
	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	786000	USD
	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	-1708000	USD
CY2021Q2	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	137000	USD
CY2020Q2	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	285000	USD
CY2020Q1	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Receivables BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables	792000	USD
CY2020Q1	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Inventory BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory	943000	USD
CY2020Q1	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	6573000	USD
CY2020Q1	us-gaap	Goodwill Goodwill	19322000	USD
CY2020Q1	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable	320000	USD
CY2020Q1	us-gaap	Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Net BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet	57212000	USD
CY2021Q2	us-gaap	Business Combination Acquisition Related Costs BusinessCombinationAcquisitionRelatedCosts	0	USD
CY2021Q2	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.032	pure
CY2021Q2	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.032	pure
CY2021Q2	us-gaap	Operating Lease Cost OperatingLeaseCost	3846000	USD
	us-gaap	Operating Lease Cost OperatingLeaseCost	11747000	USD
CY2021Q2	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	62000	USD
	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	216000	USD
CY2021Q2	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	5000	USD
	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	30000	USD
CY2021Q2	jjsf	Finance Lease Cost Total FinanceLeaseCostTotal	67000	USD
	jjsf	Finance Lease Cost Total FinanceLeaseCostTotal	246000	USD
CY2021Q2	us-gaap	Short Term Lease Cost ShortTermLeaseCost	0	USD
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	0	USD
CY2021Q2	us-gaap	Lease Cost LeaseCost	3913000	USD
	us-gaap	Lease Cost LeaseCost	11993000	USD
CY2021Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	51811000	USD
CY2021Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	12780000	USD
CY2021Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	41573000	USD
CY2021Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	54353000	USD
CY2021Q2	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	654000	USD
CY2021Q2	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	252000	USD
CY2021Q2	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	417000	USD
CY2021Q2	us-gaap	Finance Lease Liability FinanceLeaseLiability	669000	USD
CY2021Q2	us-gaap	Operating Lease Payments OperatingLeasePayments	3860000	USD
	us-gaap	Operating Lease Payments OperatingLeasePayments	11847000	USD
CY2021Q2	jjsf	Finance Lease Interest Payment And Amortization On Liability FinanceLeaseInterestPaymentAndAmortizationOnLiability	64000	USD
	jjsf	Finance Lease Interest Payment And Amortization On Liability FinanceLeaseInterestPaymentAndAmortizationOnLiability	237000	USD
CY2021Q2	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	23000	USD
	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	48000	USD
CY2021Q2	jjsf	Right Of Use Asset Obtained In Exchange For Lease Liability RightOfUseAssetObtainedInExchangeForLeaseLiability	1317000	USD
	jjsf	Right Of Use Asset Obtained In Exchange For Lease Liability RightOfUseAssetObtainedInExchangeForLeaseLiability	2671000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	3863000	USD
CY2021Q2	us-gaap	Finance Lease Liability Payments Remainder Of Fiscal Year FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear	117000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	13804000	USD
CY2021Q2	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	203000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	11681000	USD
CY2021Q2	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	133000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	8967000	USD
CY2021Q2	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	133000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	5726000	USD
CY2021Q2	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	61000	USD
CY2021Q2	jjsf	Lessee Operating Lease Liability To Be Paid After Year Four LesseeOperatingLeaseLiabilityToBePaidAfterYearFour	16480000	USD
CY2021Q2	jjsf	Finance Lease Liability To Be Paid After Year Four FinanceLeaseLiabilityToBePaidAfterYearFour	70000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	60521000	USD
CY2021Q2	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	717000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	6168000	USD
CY2021Q2	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	48000	USD
CY2021Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	54353000	USD
CY2021Q2	us-gaap	Finance Lease Liability FinanceLeaseLiability	669000	USD
CY2021Q2	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y2M12D
CY2021Q2	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P4Y2M12D

Files In Submission

Name	View Source	Status
0001437749-21-017868-index-headers.html	Edgar Link	pending
0001437749-21-017868-index.html	Edgar Link	pending
0001437749-21-017868.txt	Edgar Link	pending
0001437749-21-017868-xbrl.zip	Edgar Link	pending
ex_267012.htm	Edgar Link	pending
ex_267013.htm	Edgar Link	pending
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ex_267015.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
jjsf-20210626.xsd	Edgar Link	pending
jjsf-20210626_cal.xml	Edgar Link	unprocessable
jjsf-20210626_def.xml	Edgar Link	unprocessable
jjsf-20210626_lab.xml	Edgar Link	unprocessable
jjsf-20210626_pre.xml	Edgar Link	unprocessable
jjsf20210626_10q.htm	Edgar Link	pending
jjsf20210626_10q_htm.xml	Edgar Link	completed
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$JJSF
J&J SNACK FOODS CORP Stock $jjsf

2021 Q3 Form 10-Q Financial Statement

#000143774921017868 Filed on July 29, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$JJSF J&J SNACK FOODS CORP Stock $jjsf

2021 Q3 Form 10-Q Financial Statement

#000143774921017868 Filed on July 29, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$JJSF
J&J SNACK FOODS CORP Stock $jjsf