$LFUS
LITTELFUSE INC /DE Stock $lfus

$lfus Overview Financials Valuation SEC Filings Company Website

2022 Q2 Form 10-Q Financial Statement

#000088933122000022 Filed on May 04, 2022

Income Statement

Concept	2022 Q2	2022 Q1	2021 Q1
Revenue	$623.3M	$553.1M	$463.8M
YoY Change	19.07%	19.25%	34.01%
Cost Of Revenue	$364.7M	$353.6M	$303.3M
YoY Change	11.85%	16.56%	36.79%
Gross Profit	$258.6M	$199.5M	$160.5M
YoY Change	31.0%	24.32%	29.04%
Gross Profit Margin	41.49%	36.07%	34.6%
Selling, General & Admin	$75.51M	$70.99M	$58.29M
YoY Change	2.99%	21.78%	13.84%
% of Gross Profit	29.2%	35.58%	36.32%
Research & Development	$19.56M	$19.03M	$14.74M
YoY Change	19.29%	29.1%	1.91%
% of Gross Profit	7.56%	9.54%	9.19%
Depreciation & Amortization	$28.30M	$25.59M	$24.20M
YoY Change	16.86%	5.74%	1.66%
% of Gross Profit	10.94%	12.83%	15.08%
Operating Expenses	$108.0M	$101.1M	$83.99M
YoY Change	6.79%	20.42%	5.5%
Operating Profit	$150.6M	$98.36M	$76.48M
YoY Change	56.45%	28.6%	70.91%
Interest Expense	$4.302M	-$13.47M	$4.673M
YoY Change	-7.0%	-388.23%	-13.75%
% of Operating Profit	2.86%	-13.69%	6.11%
Other Income/Expense, Net	-$4.427M	-$19.80M	$7.737M
YoY Change	-334.23%	-355.9%	-719.46%
Pretax Income	$134.1M	$59.53M	$72.71M
YoY Change	40.89%	-18.13%	104.82%
Income Tax	$16.61M	$7.585M	$15.00M
% Of Pretax Income	12.38%	12.74%	20.62%
Net Earnings	$117.5M	$51.94M	$57.71M
YoY Change	43.15%	-10.0%	134.19%
Net Earnings / Revenue	18.85%	9.39%	12.44%
Basic Earnings Per Share	$4.76		$2.35
Diluted Earnings Per Share	$4.70	$2.076M	$2.32
COMMON SHARES
Basic Shares Outstanding	24.69M shares	24.69M shares	24.53M shares
Diluted Shares Outstanding	24.98M shares		24.89M shares

Balance Sheet

Concept	2022 Q2	2022 Q1	2021 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments	$461.6M	$478.5M	$572.8M
YoY Change	-25.1%	-16.46%	-7.7%
Cash & Equivalents	$461.6M	$478.5M	$572.8M
Short-Term Investments	$27.00K	$28.00K	$100.0K
Other Short-Term Assets	$64.99M	$68.81M	$43.70M
YoY Change	9.22%	57.46%	34.88%
Inventory	$470.6M	$445.7M	$295.1M
Prepaid Expenses
Receivables	$319.5M	$275.2M	$276.7M
Other Receivables	$1.570M	$2.035M	$4.100M
Total Short-Term Assets	$1.318B	$1.270B	$1.192B
YoY Change	-0.05%	6.52%	9.15%
LONG-TERM ASSETS
Property, Plant & Equipment	$442.0M	$437.9M	$344.9M
YoY Change	25.28%	26.96%	3.01%
Goodwill	$926.7M	$929.8M	$845.6M
YoY Change	8.89%	9.96%	4.04%
Intangibles	$391.9M	$407.1M	$317.3M
YoY Change	27.32%	28.31%	2.89%
Long-Term Investments	$34.37M	$12.40M	$37.30M
YoY Change	-12.44%	-66.76%	75.94%
Other Assets	$25.28M	$24.73M	$19.97M
YoY Change	30.6%	23.89%	35.87%
Total Long-Term Assets	$1.875B	$1.881B	$1.594B
YoY Change	16.56%	18.0%	4.89%
TOTAL ASSETS
Total Short-Term Assets	$1.318B	$1.270B	$1.192B
Total Long-Term Assets	$1.875B	$1.881B	$1.594B
Total Assets	$3.193B	$3.152B	$2.787B
YoY Change	9.07%	13.09%	6.67%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$212.6M	$222.0M	$179.7M
YoY Change	3.66%	23.55%	68.29%
Accrued Expenses	$127.0M	$159.7M	$98.35M
YoY Change	0.45%	62.36%	33.79%
Deferred Revenue			$794.0K
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$0.00	$25.00M	$25.00M
YoY Change	-100.0%	0.0%	150.0%
Total Short-Term Liabilities	$365.3M	$434.6M	$326.5M
YoY Change	-4.28%	33.1%	56.83%
LONG-TERM LIABILITIES
Long-Term Debt	$606.7M	$611.9M	$623.9M
YoY Change	-3.22%	-1.92%	-18.36%
Other Long-Term Liabilities	$73.35M	$71.02M	$67.41M
YoY Change	9.91%	5.36%	9.24%
Total Long-Term Liabilities	$680.1M	$682.9M	$691.3M
YoY Change	-1.95%	-1.21%	-16.3%
TOTAL LIABILITIES
Total Short-Term Liabilities	$365.3M	$434.6M	$326.5M
Total Long-Term Liabilities	$680.1M	$682.9M	$691.3M
Total Liabilities	$1.045B	$1.118B	$1.018B
YoY Change	-2.78%	9.8%	-1.58%
SHAREHOLDERS EQUITY
Retained Earnings	$1.373B	$1.268B	$1.080B
YoY Change	19.33%	17.42%	12.05%
Common Stock	$260.0K	$260.0K	$259.0K
YoY Change	0.0%	0.39%	1.17%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$248.1M	$248.1M	$242.4M
YoY Change	0.06%	2.37%	1.06%
Treasury Stock Shares	1.665M shares	1.665M shares	1.644M shares
Shareholders Equity	$2.001B	$1.893B	$1.661B
YoY Change
Total Liabilities & Shareholders Equity	$3.193B	$3.152B	$2.787B
YoY Change	9.07%	13.09%	6.67%

Cashflow Statement

Concept	2022 Q2	2022 Q1	2021 Q1
OPERATING ACTIVITIES
Net Income	$117.5M	$51.94M	$57.71M
YoY Change	43.15%	-10.0%	134.19%
Depreciation, Depletion And Amortization	$28.30M	$25.59M	$24.20M
YoY Change	16.86%	5.74%	1.66%
Cash From Operating Activities	$51.73M	$132.7M	$50.17M
YoY Change	-32.06%	164.48%	10.79%
INVESTING ACTIVITIES
Capital Expenditures	$29.81M	-$33.04M	$14.72M
YoY Change	-266.0%	-324.41%	-11.24%
Acquisitions	$0.00		$109.9M
YoY Change
Other Investing Activities	$21.00K	-$300.5M	-$107.3M
YoY Change	23.53%	180.07%	-107400.0%
Cash From Investing Activities	-$29.79M	-$333.5M	-$122.0M
YoY Change	66.04%	173.36%	637.91%
FINANCING ACTIVITIES
Cash Dividend Paid	$13.09M		$11.78M
YoY Change			0.49%
Common Stock Issuance & Retirement, Net			$0.00
YoY Change			-100.0%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-$37.07M	-8.107M	-$34.27M
YoY Change	149.08%	-76.35%	-152.08%
NET CHANGE
Cash From Operating Activities	$51.73M	132.7M	$50.17M
Cash From Investing Activities	-$29.79M	-333.5M	-$122.0M
Cash From Financing Activities	-$37.07M	-8.107M	-$34.27M
Net Change In Cash	-$17.87M	-209.0M	-$110.2M
YoY Change	-141.24%	89.59%	-223.25%
FREE CASH FLOW
Cash From Operating Activities	$51.73M	$132.7M	$50.17M
Capital Expenditures	$29.81M	-$33.04M	$14.72M
Free Cash Flow	$21.92M	$165.7M	$35.45M
YoY Change	-76.7%	367.53%	23.53%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2022Q2	dei	Entity Registrant Name EntityRegistrantName	LITTELFUSE INC /DE
CY2022Q2	dei	Entity Central Index Key EntityCentralIndexKey	0000889331
CY2022Q2	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2022Q2	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
CY2022Q2	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q1
CY2022Q2	dei	Amendment Flag AmendmentFlag	false
CY2022Q2	dei	Document Type DocumentType	10-Q
CY2022Q2	dei	Document Quarterly Report DocumentQuarterlyReport	true
CY2022Q2	dei	Document Period End Date DocumentPeriodEndDate	2022-04-02
CY2022Q2	dei	Document Transition Report DocumentTransitionReport	false
CY2022Q2	dei	Entity File Number EntityFileNumber	0-20388
CY2022Q2	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2022Q2	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	36-3795742
CY2022Q2	dei	Entity Address Address Line1 EntityAddressAddressLine1	8755 West Higgins Road
CY2022Q2	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 500
CY2022Q2	dei	Entity Address City Or Town EntityAddressCityOrTown	Chicago
CY2022Q2	dei	Entity Address State Or Province EntityAddressStateOrProvince	IL
CY2022Q2	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	60631
CY2022Q2	dei	City Area Code CityAreaCode	773
CY2022Q2	dei	Local Phone Number LocalPhoneNumber	628-1000
CY2022Q2	dei	Security12b Title Security12bTitle	Common Stock, $0.01 par value
CY2022Q2	dei	Trading Symbol TradingSymbol	LFUS
CY2022Q2	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2022Q2	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2022Q2	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2022Q2	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2022Q2	dei	Entity Small Business EntitySmallBusiness	false
CY2022Q2	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2022Q2	dei	Entity Shell Company EntityShellCompany	false
CY2022Q2	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	24738721	shares
CY2022Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	461617000	USD
CY2022Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	478473000	USD
CY2022Q2	us-gaap	Short Term Investments ShortTermInvestments	27000	USD
CY2022Q1	us-gaap	Short Term Investments ShortTermInvestments	28000	USD
CY2022Q2	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	62170000	USD
CY2022Q1	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	59232000	USD
CY2022Q2	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	319457000	USD
CY2022Q1	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	275192000	USD
CY2022Q2	us-gaap	Inventory Net InventoryNet	470552000	USD
CY2022Q1	us-gaap	Inventory Net InventoryNet	445671000	USD
CY2022Q2	us-gaap	Prepaid Taxes PrepaidTaxes	1570000	USD
CY2022Q1	us-gaap	Prepaid Taxes PrepaidTaxes	2035000	USD
CY2022Q2	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	64987000	USD
CY2022Q1	us-gaap	Prepaid Expense And Other Assets Current PrepaidExpenseAndOtherAssetsCurrent	68812000	USD
CY2022Q2	us-gaap	Assets Current AssetsCurrent	1318210000	USD
CY2022Q1	us-gaap	Assets Current AssetsCurrent	1270211000	USD
CY2022Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	442022000	USD
CY2022Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	437889000	USD
CY2022Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	391855000	USD
CY2022Q1	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	407126000	USD
CY2022Q2	us-gaap	Goodwill Goodwill	926732000	USD
CY2022Q1	us-gaap	Goodwill Goodwill	929790000	USD
CY2022Q2	us-gaap	Long Term Investments LongTermInvestments	34372000	USD
CY2022Q1	us-gaap	Long Term Investments LongTermInvestments	39211000	USD
CY2022Q2	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	17119000	USD
CY2022Q1	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	13127000	USD
CY2022Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	37579000	USD
CY2022Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	29616000	USD
CY2022Q2	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	25279000	USD
CY2022Q1	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	24734000	USD
CY2022Q2	us-gaap	Assets Assets	3193168000	USD
CY2022Q1	us-gaap	Assets Assets	3151704000	USD
CY2022Q2	us-gaap	Accounts Payable Current AccountsPayableCurrent	212644000	USD
CY2022Q1	us-gaap	Accounts Payable Current AccountsPayableCurrent	222039000	USD
CY2022Q2	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	127011000	USD
CY2022Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	159689000	USD
CY2022Q2	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	25689000	USD
CY2022Q1	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	27905000	USD
CY2022Q2	us-gaap	Long Term Debt Current LongTermDebtCurrent	0	USD
CY2022Q1	us-gaap	Long Term Debt Current LongTermDebtCurrent	25000000	USD
CY2022Q2	us-gaap	Liabilities Current LiabilitiesCurrent	365344000	USD
CY2022Q1	us-gaap	Liabilities Current LiabilitiesCurrent	434633000	USD
CY2022Q2	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	606741000	USD
CY2022Q1	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	611897000	USD
CY2022Q2	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	80686000	USD
CY2022Q1	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	81289000	USD
CY2022Q2	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	36884000	USD
CY2022Q1	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	37037000	USD
CY2022Q2	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	29511000	USD
CY2022Q1	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	22305000	USD
CY2022Q2	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	73350000	USD
CY2022Q1	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	71023000	USD
CY2022Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2022Q1	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2022Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	34000000	shares
CY2022Q1	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	34000000	shares
CY2022Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	26358545	shares
CY2022Q1	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	26350763	shares
CY2022Q2	us-gaap	Common Stock Value CommonStockValue	260000	USD
CY2022Q1	us-gaap	Common Stock Value CommonStockValue	260000	USD
CY2022Q2	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	951495000	USD
CY2022Q1	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	946588000	USD
CY2022Q2	us-gaap	Treasury Stock Shares TreasuryStockShares	1664727	shares
CY2022Q1	us-gaap	Treasury Stock Shares TreasuryStockShares	1664711	shares
CY2022Q2	us-gaap	Treasury Stock Value TreasuryStockValue	248124000	USD
CY2022Q1	us-gaap	Treasury Stock Value TreasuryStockValue	248120000	USD
CY2022Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-75666000	USD
CY2022Q1	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-73463000	USD
CY2022Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1372556000	USD
CY2022Q1	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1268124000	USD
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	2000521000	USD
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	1893389000	USD
CY2022Q2	us-gaap	Minority Interest MinorityInterest	131000	USD
CY2022Q1	us-gaap	Minority Interest MinorityInterest	131000	USD
CY2022Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2000652000	USD
CY2022Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1893520000	USD
CY2022Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3193168000	USD
CY2022Q1	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3151704000	USD
CY2022Q2	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	623330000	USD
CY2021Q1	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	463794000	USD
CY2022Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	364734000	USD
CY2021Q1	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	303328000	USD
CY2022Q2	us-gaap	Gross Profit GrossProfit	258596000	USD
CY2021Q1	us-gaap	Gross Profit GrossProfit	160466000	USD
CY2022Q2	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	75508000	USD
CY2021Q1	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	58288000	USD
CY2022Q2	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	19556000	USD
CY2021Q1	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	14739000	USD
CY2022Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	12724000	USD
CY2021Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	10521000	USD
CY2022Q2	us-gaap	Restructuring Settlement And Impairment Provisions RestructuringSettlementAndImpairmentProvisions	218000	USD
CY2021Q1	us-gaap	Restructuring Settlement And Impairment Provisions RestructuringSettlementAndImpairmentProvisions	437000	USD
CY2022Q2	us-gaap	Operating Expenses OperatingExpenses	108006000	USD
CY2021Q1	us-gaap	Operating Expenses OperatingExpenses	83985000	USD
CY2022Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	150590000	USD
CY2021Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	76481000	USD
CY2022Q2	us-gaap	Interest Expense InterestExpense	4302000	USD
CY2021Q1	us-gaap	Interest Expense InterestExpense	4673000	USD
CY2022Q2	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-7736000	USD
CY2021Q1	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-6837000	USD
CY2022Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-4427000	USD
CY2021Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	7737000	USD
CY2022Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	134125000	USD
CY2021Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	72708000	USD
CY2022Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	16607000	USD
CY2021Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	14995000	USD
CY2022Q2	us-gaap	Profit Loss ProfitLoss	117518000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	57713000	USD
CY2022Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.76
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.35
CY2022Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.70
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.32
CY2022Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	24689000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	24532000	shares
CY2022Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	24981000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	24892000	shares
CY2022Q2	us-gaap	Profit Loss ProfitLoss	117518000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	57713000	USD
CY2022Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-310000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-454000	USD
CY2022Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-2513000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-5325000	USD
CY2022Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	115315000	USD
CY2021Q1	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	52842000	USD
CY2022Q2	us-gaap	Profit Loss ProfitLoss	117518000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	57713000	USD
CY2022Q2	us-gaap	Depreciation Depreciation	15574000	USD
CY2021Q1	us-gaap	Depreciation Depreciation	13677000	USD
CY2022Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	12724000	USD
CY2021Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	10521000	USD
CY2022Q2	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-158000	USD
CY2021Q1	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-157000	USD
CY2022Q2	lfus	Non Cash Inventory Charges NonCashInventoryCharges	4769000	USD
CY2021Q1	lfus	Non Cash Inventory Charges NonCashInventoryCharges	3489000	USD
CY2022Q2	us-gaap	Share Based Compensation ShareBasedCompensation	3886000	USD
CY2021Q1	us-gaap	Share Based Compensation ShareBasedCompensation	3395000	USD
CY2022Q2	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-4729000	USD
CY2021Q1	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	7675000	USD
CY2022Q2	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-2112000	USD
CY2021Q1	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	378000	USD
CY2022Q2	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-8554000	USD
CY2021Q1	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-8537000	USD
CY2022Q2	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	45945000	USD
CY2021Q1	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	32973000	USD
CY2022Q2	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	30879000	USD
CY2021Q1	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	6152000	USD
CY2022Q2	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-6611000	USD
CY2021Q1	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	17070000	USD
CY2022Q2	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-36287000	USD
CY2021Q1	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-15427000	USD
CY2022Q2	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-5969000	USD
CY2021Q1	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	2230000	USD
CY2022Q2	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	51731000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	50166000	USD
CY2022Q2	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2021Q1	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	109852000	USD
CY2022Q2	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	29809000	USD
CY2021Q1	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	14721000	USD
CY2022Q2	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	21000	USD
CY2021Q1	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	2553000	USD
CY2022Q2	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-29788000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-122020000	USD
CY2022Q2	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	0	USD
CY2021Q1	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	30000000	USD
CY2022Q2	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	25000000	USD
CY2021Q1	us-gaap	Repayments Of Notes Payable RepaymentsOfNotesPayable	0	USD
CY2022Q2	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	1016000	USD
CY2021Q1	us-gaap	Proceeds From Issuance Of Shares Under Incentive And Share Based Compensation Plans Including Stock Options ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlansIncludingStockOptions	7509000	USD
CY2022Q2	us-gaap	Payments Of Dividends PaymentsOfDividends	13086000	USD
CY2021Q1	us-gaap	Payments Of Dividends PaymentsOfDividends	11782000	USD
CY2022Q2	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-37070000	USD
CY2021Q1	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-34273000	USD
CY2022Q2	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-2738000	USD
CY2021Q1	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-4101000	USD
CY2022Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-17865000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-110228000	USD
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	482836000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	687525000	USD
CY2022Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	464971000	USD
CY2021Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	577297000	USD
CY2022Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	461617000	USD
CY2021Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	572771000	USD
CY2022Q2	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	1745000	USD
CY2021Q1	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	3462000	USD
CY2022Q2	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	1609000	USD
CY2021Q1	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	1064000	USD
CY2022Q2	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	6018000	USD
CY2021Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	6235000	USD
CY2022Q2	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	9553000	USD
CY2021Q1	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	4141000	USD
CY2022Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1893520000	USD
CY2022Q2	us-gaap	Profit Loss ProfitLoss	117518000	USD
CY2022Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-2203000	USD
CY2022Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3886000	USD
CY2022Q2	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	4000	USD
CY2022Q2	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1021000	USD
CY2022Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.53
CY2022Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	13086000	USD
CY2022Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2000652000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1608773000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	57713000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-4871000	USD
CY2021Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3395000	USD
CY2021Q1	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	7509000	USD
CY2021Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.48
CY2021Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	11782000	USD
CY2021Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1660737000	USD
CY2022Q2	us-gaap	Number Of Countries In Which Entity Operates NumberOfCountriesInWhichEntityOperates	15	country
CY2022Q2	lfus	Global Associates GlobalAssociates	17000	associate
CY2022Q2	lfus	Number Of Customers NumberOfCustomers	100000	customer
CY2022Q2	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	623330000	USD
CY2021Q1	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	463794000	USD
CY2022Q2	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	461617000	USD
CY2022Q1	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	478473000	USD
CY2022Q2	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	1745000	USD
CY2022Q1	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	2718000	USD
CY2022Q2	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	1609000	USD
CY2022Q1	us-gaap	Restricted Cash Noncurrent RestrictedCashNoncurrent	1645000	USD
CY2022Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	464971000	USD
CY2022Q1	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	482836000	USD
CY2022Q2	us-gaap	Business Combination Step Acquisition Equity Interest In Acquiree Remeasurement Loss BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementLoss	6400000	USD
CY2022Q2	lfus	Business Combination Provisional Information Initial Accounting Incomplete Adjustment Other Non Cash Charges BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentOtherNonCashCharges	4800000	USD
CY2022Q2	lfus	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Restricted Cash And Cash Equivalents BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRestrictedCashAndCashEquivalents	1700000	USD
CY2022Q2	us-gaap	Business Acquisitions Pro Forma Revenue BusinessAcquisitionsProFormaRevenue	623330000	USD
CY2021Q1	us-gaap	Business Acquisitions Pro Forma Revenue BusinessAcquisitionsProFormaRevenue	517399000	USD
CY2022Q2	lfus	Business Acquisition Pro Forma Income Loss From Continuing Operations Before Tax BusinessAcquisitionProFormaIncomeLossFromContinuingOperationsBeforeTax	138894000	USD
CY2021Q1	lfus	Business Acquisition Pro Forma Income Loss From Continuing Operations Before Tax BusinessAcquisitionProFormaIncomeLossFromContinuingOperationsBeforeTax	78595000	USD
CY2022Q2	us-gaap	Business Acquisitions Pro Forma Net Income Loss BusinessAcquisitionsProFormaNetIncomeLoss	121238000	USD
CY2021Q1	us-gaap	Business Acquisitions Pro Forma Net Income Loss BusinessAcquisitionsProFormaNetIncomeLoss	62573000	USD
CY2022Q2	us-gaap	Inventory Work In Process InventoryWorkInProcess	122324000	USD
CY2022Q2	us-gaap	Business Acquisition Pro Forma Earnings Per Share Basic BusinessAcquisitionProFormaEarningsPerShareBasic	4.91
CY2021Q1	us-gaap	Business Acquisition Pro Forma Earnings Per Share Basic BusinessAcquisitionProFormaEarningsPerShareBasic	2.57
CY2022Q2	us-gaap	Business Acquisition Pro Forma Earnings Per Share Diluted BusinessAcquisitionProFormaEarningsPerShareDiluted	4.85
CY2021Q1	us-gaap	Business Acquisition Pro Forma Earnings Per Share Diluted BusinessAcquisitionProFormaEarningsPerShareDiluted	2.55
CY2022Q2	lfus	Inventory Amortization Period InventoryAmortizationPeriod	P4M
CY2022Q2	us-gaap	Inventory Raw Materials InventoryRawMaterials	197628000	USD
CY2022Q1	us-gaap	Inventory Raw Materials InventoryRawMaterials	168409000	USD
CY2022Q1	us-gaap	Inventory Work In Process InventoryWorkInProcess	117506000	USD
CY2022Q2	us-gaap	Inventory Finished Goods InventoryFinishedGoods	187477000	USD
CY2022Q1	us-gaap	Inventory Finished Goods InventoryFinishedGoods	195656000	USD
CY2022Q2	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	36877000	USD
CY2022Q1	us-gaap	Inventory Valuation Reserves InventoryValuationReserves	35900000	USD
CY2022Q2	us-gaap	Inventory Net InventoryNet	470552000	USD
CY2022Q1	us-gaap	Inventory Net InventoryNet	445671000	USD
CY2022Q2	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	529226000	USD
CY2022Q1	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	516437000	USD
CY2022Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	442022000	USD
CY2022Q1	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	437889000	USD
CY2022Q2	us-gaap	Depreciation Depreciation	15600000	USD
CY2021Q1	us-gaap	Depreciation Depreciation	13700000	USD
CY2022Q1	us-gaap	Goodwill Gross GoodwillGross	975032000	USD
CY2022Q1	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	45242000	USD
CY2022Q1	us-gaap	Goodwill Goodwill	929790000	USD
CY2022Q2	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	5187000	USD
CY2022Q2	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-8245000	USD
CY2022Q2	us-gaap	Goodwill Gross GoodwillGross	971749000	USD
CY2022Q2	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	45017000	USD
CY2022Q2	us-gaap	Goodwill Goodwill	926732000	USD
CY2022Q2	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	709887000	USD
CY2022Q2	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	318032000	USD
CY2022Q2	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	391855000	USD
CY2021Q1	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	10500000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	715169000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	308043000	USD
CY2022Q1	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	407126000	USD
CY2022Q2	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	12700000	USD
CY2022Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	49911000	USD
CY2022Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	45302000	USD
CY2022Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	41899000	USD
CY2022Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	41426000	USD
CY2022Q2	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	32955000	USD
CY2022Q2	lfus	Finite Lived Intangible Asset Expected Amortization After Year Four FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour	193086000	USD
CY2022Q2	lfus	Finite Lived Intangible Assets Total Estimated Amortization Expense FiniteLivedIntangibleAssetsTotalEstimatedAmortizationExpense	404579000	USD
CY2022Q2	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	55410000	USD
CY2022Q1	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	92018000	USD
CY2022Q2	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	9748000	USD
CY2022Q1	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	9018000	USD
CY2022Q2	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	6252000	USD
CY2022Q1	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	4280000	USD
CY2022Q2	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	5840000	USD
CY2022Q1	us-gaap	Accrued Professional Fees Current AccruedProfessionalFeesCurrent	4299000	USD
CY2022Q2	us-gaap	Restructuring Reserve Current RestructuringReserveCurrent	2882000	USD
CY2022Q1	us-gaap	Restructuring Reserve Current RestructuringReserveCurrent	2944000	USD
CY2022Q2	us-gaap	Interest And Dividends Payable Current InterestAndDividendsPayableCurrent	2594000	USD
CY2022Q1	us-gaap	Interest And Dividends Payable Current InterestAndDividendsPayableCurrent	4402000	USD
CY2022Q2	us-gaap	Deferred Revenue DeferredRevenue	1216000	USD
CY2022Q1	us-gaap	Deferred Revenue DeferredRevenue	1105000	USD
CY2022Q2	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	43069000	USD
CY2022Q1	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	41623000	USD
CY2022Q2	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	127011000	USD
CY2022Q1	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	159689000	USD
CY2022Q2	us-gaap	Restructuring Charges RestructuringCharges	218000	USD
CY2022Q2	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	218000	USD
CY2021Q1	us-gaap	Restructuring Charges RestructuringCharges	437000	USD
CY2021Q1	us-gaap	Restructuring Costs And Asset Impairment Charges RestructuringCostsAndAssetImpairmentCharges	437000	USD
CY2022Q2	us-gaap	Restructuring Charges RestructuringCharges	200000	USD
CY2021Q1	us-gaap	Restructuring Charges RestructuringCharges	400000	USD
CY2022Q1	us-gaap	Restructuring Reserve RestructuringReserve	2900000	USD
CY2022Q2	us-gaap	Restructuring Reserve RestructuringReserve	2900000	USD
CY2022Q2	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	2869000	USD
CY2022Q1	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	3087000	USD
CY2022Q2	us-gaap	Long Term Debt LongTermDebt	606741000	USD
CY2022Q1	us-gaap	Long Term Debt LongTermDebt	636897000	USD
CY2022Q2	us-gaap	Long Term Debt Current LongTermDebtCurrent	0	USD
CY2022Q1	us-gaap	Long Term Debt Current LongTermDebtCurrent	25000000	USD
CY2022Q2	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	606741000	USD
CY2022Q1	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	611897000	USD
CY2022Q2	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	6000000	USD
CY2021Q1	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	6200000	USD
CY2022Q2	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	12476000	USD
CY2022Q2	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	20864000	USD
CY2022Q2	us-gaap	Trading Securities Debt TradingSecuritiesDebt	15546000	USD
CY2022Q2	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	48886000	USD
CY2022Q1	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	12475000	USD
CY2022Q1	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	26070000	USD
CY2022Q1	us-gaap	Trading Securities Debt TradingSecuritiesDebt	15021000	USD
CY2022Q1	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	53566000	USD
CY2022Q2	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	768000	USD
CY2021Q1	us-gaap	Defined Benefit Plan Service Cost DefinedBenefitPlanServiceCost	702000	USD
CY2022Q2	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	644000	USD
CY2021Q1	us-gaap	Defined Benefit Plan Interest Cost DefinedBenefitPlanInterestCost	440000	USD
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CY2022Q2	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	-101000	USD
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CY2021Q1	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	1106000	USD
CY2022Q2	us-gaap	Defined Benefit Plan Expected Future Employer Contributions Next Fiscal Year DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear	2600000	USD
CY2022Q2	lfus	Defined Benefit Plan Expected Direct Payments Next Fiscal Year DefinedBenefitPlanExpectedDirectPaymentsNextFiscalYear	1800000	USD
CY2022Q2	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-2892000	USD
CY2022Q2	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	-689000	USD
CY2022Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-2203000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Before Tax Portion Attributable To Parent OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent	-4819000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Tax Portion Attributable To Parent1 OtherComprehensiveIncomeLossTaxPortionAttributableToParent1	52000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-4871000	USD
CY2022Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-2203000	USD
CY2021Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-4871000	USD
CY2022Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.124
CY2021Q1	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.206
CY2022Q2	us-gaap	Income Tax Reconciliation Disposition Of Business IncomeTaxReconciliationDispositionOfBusiness	-7200000	USD
CY2022Q2	us-gaap	Profit Loss ProfitLoss	117518000	USD
CY2021Q1	us-gaap	Profit Loss ProfitLoss	57713000	USD
CY2022Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	24689000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	24532000	shares
CY2022Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	292000	shares
CY2021Q1	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	360000	shares
CY2022Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	24981000	shares
CY2021Q1	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	24892000	shares
CY2022Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.76
CY2021Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.35
CY2022Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.70
CY2021Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.32
CY2022Q2	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	57928	shares
CY2021Q1	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	15	shares
CY2022Q2	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2021Q1	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2022Q2	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	3	segment
CY2022Q2	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	623330000	USD
CY2021Q1	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	463794000	USD
CY2022Q2	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	28298000	USD
CY2021Q1	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	24198000	USD
CY2022Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	150590000	USD
CY2021Q1	us-gaap	Operating Income Loss OperatingIncomeLoss	76481000	USD
CY2022Q2	us-gaap	Interest Expense InterestExpense	4302000	USD
CY2021Q1	us-gaap	Interest Expense InterestExpense	4673000	USD
CY2022Q2	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-7736000	USD
CY2021Q1	us-gaap	Foreign Currency Transaction Gain Loss Before Tax ForeignCurrencyTransactionGainLossBeforeTax	-6837000	USD
CY2022Q2	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-4427000	USD
CY2021Q1	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	7737000	USD
CY2022Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	134125000	USD
CY2021Q1	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	72708000	USD
CY2022Q2	lfus	Business Combination Provisional Information Initial Accounting Incomplete Adjustment Other Non Cash Charges BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentOtherNonCashCharges	4800000	USD
CY2022Q2	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	623330000	USD
CY2021Q1	us-gaap	Revenue From Contract With Customer Including Assessed Tax RevenueFromContractWithCustomerIncludingAssessedTax	463794000	USD
CY2022Q2	us-gaap	Noncurrent Assets NoncurrentAssets	442022000	USD
CY2022Q1	us-gaap	Noncurrent Assets NoncurrentAssets	437889000	USD
CY2022Q2	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	27490000	USD
CY2021Q1	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	12736000	USD

Files In Submission

Name	View Source	Status
0000889331-22-000022-index-headers.html	Edgar Link	pending
0000889331-22-000022-index.html	Edgar Link	pending
0000889331-22-000022.txt	Edgar Link	pending
0000889331-22-000022-xbrl.zip	Edgar Link	pending
ex311q12022.htm	Edgar Link	pending
ex312q12022.htm	Edgar Link	pending
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FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
lfus-20220402.htm	Edgar Link	pending
lfus-20220402.xsd	Edgar Link	pending
lfus-20220402_cal.xml	Edgar Link	unprocessable
lfus-20220402_def.xml	Edgar Link	unprocessable
lfus-20220402_htm.xml	Edgar Link	completed
lfus-20220402_lab.xml	Edgar Link	unprocessable
lfus-20220402_pre.xml	Edgar Link	unprocessable
MetaLinks.json	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$LFUS
LITTELFUSE INC /DE Stock $lfus

2022 Q2 Form 10-Q Financial Statement

#000088933122000022 Filed on May 04, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$LFUS LITTELFUSE INC /DE Stock $lfus

2022 Q2 Form 10-Q Financial Statement

#000088933122000022 Filed on May 04, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$LFUS
LITTELFUSE INC /DE Stock $lfus