$HEI
HEICO CORP Stock $hei

$hei Overview Financials Valuation SEC Filings Company Website

2020 Q4 Form 10-K Financial Statement

#000004661920000078 Filed on December 23, 2020

Income Statement

Concept	2020 Q4	2020 Q3	2020 Q2
Revenue	$426.2M	$386.4M	$468.1M
YoY Change	-21.3%	-27.41%	-9.21%
Cost Of Revenue	$264.5M	$242.9M	$289.3M
YoY Change	-20.36%	-23.96%	-5.55%
Gross Profit	$161.7M	$143.5M	$178.9M
YoY Change	-22.77%	-32.58%	-14.56%
Gross Profit Margin	37.94%	37.13%	38.21%
Selling, General & Admin	$72.60M	$75.05M	$70.73M
YoY Change	-18.24%	-19.66%	-21.59%
% of Gross Profit	44.9%	52.31%	39.54%
Research & Development		$15.11M	$16.75M
YoY Change		-9.22%	-0.58%
% of Gross Profit		10.53%	9.36%
Depreciation & Amortization	$23.40M	$6.711M	$6.765M
YoY Change	7.34%	4.21%	4.98%
% of Gross Profit	14.47%	4.68%	3.78%
Operating Expenses	$72.60M	$90.16M	$87.48M
YoY Change	-18.34%	-18.08%	-18.28%
Operating Profit	$89.11M	$68.43M	$108.2M
YoY Change	-26.04%	-42.69%	-9.25%
Interest Expense	-$2.500M	-$2.600M	-$3.800M
YoY Change	-51.92%	-52.73%	-30.91%
% of Operating Profit	-2.81%	-3.8%	-3.51%
Other Income/Expense, Net	$400.0K	$632.0K	$107.0K
YoY Change		135.82%	-95.69%
Pretax Income	$87.00M	$66.46M	$104.5M
YoY Change	-24.61%	-44.34%	-12.31%
Income Tax	$19.40M	$8.900M	$23.60M
% Of Pretax Income	22.3%	13.39%	22.58%
Net Earnings	$62.33M	$54.32M	$75.45M
YoY Change	-27.26%	-33.02%	-7.74%
Net Earnings / Revenue	14.62%	14.06%	16.12%
Basic Earnings Per Share	$0.46	$0.40	$0.56
Diluted Earnings Per Share	$0.45	$0.40	$0.55
COMMON SHARES
Basic Shares Outstanding		134.8M shares	134.7M shares
Diluted Shares Outstanding		137.2M shares	137.1M shares

Balance Sheet

Concept	2020 Q4	2020 Q3	2020 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$406.9M	$395.3M	$346.8M
YoY Change	613.86%	570.0%	441.03%
Cash & Equivalents	$406.9M	$395.3M	$346.8M
Short-Term Investments
Other Short-Term Assets	$24.70M	$32.10M	$34.00M
YoY Change	30.0%	55.07%	72.59%
Inventory	$463.2M	$473.1M	$457.8M
Prepaid Expenses
Receivables	$210.4M	$181.1M	$230.9M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$1.166B	$1.141B	$1.126B
YoY Change	43.24%	42.13%	40.24%
LONG-TERM ASSETS
Property, Plant & Equipment	$168.8M	$170.3M	$171.4M
YoY Change	-2.59%	-1.64%	0.95%
Goodwill	$1.383B	$1.320B	$1.300B
YoY Change	9.02%	4.48%	9.51%
Intangibles	$579.0M	$542.7M	$540.6M
YoY Change	5.15%	-3.36%	1.36%
Long-Term Investments
YoY Change
Other Assets	$251.0M	$249.4M	$227.1M
YoY Change	54.25%	56.39%	41.39%
Total Long-Term Assets	$2.382B	$2.283B	$2.239B
YoY Change	10.51%	5.78%	9.18%
TOTAL ASSETS
Total Short-Term Assets	$1.166B	$1.141B	$1.126B
Total Long-Term Assets	$2.382B	$2.283B	$2.239B
Total Assets	$3.548B	$3.423B	$3.365B
YoY Change	19.48%	15.64%	17.91%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$76.24M	$80.55M	$108.4M
YoY Change	-28.23%	-17.72%	6.5%
Accrued Expenses	$162.2M	$146.3M	$145.3M
YoY Change	-9.35%	-13.39%	-1.95%
Deferred Revenue	$25.63M	$22.86M	$26.93M
YoY Change	7.65%	6.47%	10.24%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$1.000M	$1.100M	$1.000M
YoY Change	11.11%	22.22%	11.11%
Total Short-Term Liabilities	$241.2M	$229.6M	$256.4M
YoY Change	-16.59%	-14.67%	2.19%
LONG-TERM LIABILITIES
Long-Term Debt	$738.8M	$739.0M	$739.2M
YoY Change	31.69%	15.6%	33.07%
Other Long-Term Liabilities	$280.3M	$252.4M	$233.5M
YoY Change	51.83%	40.6%	31.1%
Total Long-Term Liabilities	$280.3M	$252.4M	$233.5M
YoY Change	51.83%	40.6%	31.1%
TOTAL LIABILITIES
Total Short-Term Liabilities	$241.2M	$229.6M	$256.4M
Total Long-Term Liabilities	$280.3M	$252.4M	$233.5M
Total Liabilities	$1.316B	$1.267B	$1.279B
YoY Change	21.14%	11.17%	22.96%
SHAREHOLDERS EQUITY
Retained Earnings	$1.688B	$1.623B	$1.584B
YoY Change	20.81%	22.75%	26.52%
Common Stock	$300.5M	$302.1M	$297.9M
YoY Change	5.37%	-2.43%	-4.14%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.980B	$1.922B	$1.859B
YoY Change
Total Liabilities & Shareholders Equity	$3.548B	$3.423B	$3.365B
YoY Change	19.48%	15.64%	17.91%

Cashflow Statement

Concept	2020 Q4	2020 Q3	2020 Q2
OPERATING ACTIVITIES
Net Income	$62.33M	$54.32M	$75.45M
YoY Change	-27.26%	-33.02%	-7.74%
Depreciation, Depletion And Amortization	$23.40M	$6.711M	$6.765M
YoY Change	7.34%	4.21%	4.98%
Cash From Operating Activities	$110.1M	$93.10M	$124.8M
YoY Change	-11.21%	-31.09%	-3.03%
INVESTING ACTIVITIES
Capital Expenditures	-$5.400M	$5.037M	$5.585M
YoY Change	-25.0%	-44.5%	-16.5%
Acquisitions
YoY Change
Other Investing Activities	-$95.60M	-$22.00M	-$1.800M
YoY Change	1393.75%	-78.04%	-94.92%
Cash From Investing Activities	-$101.0M	-$27.10M	-$7.300M
YoY Change	642.65%	-75.21%	-82.66%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	3.100M	-21.00M	165.8M
YoY Change	-102.76%	-32.26%	-307.77%
NET CHANGE
Cash From Operating Activities	110.1M	93.10M	124.8M
Cash From Investing Activities	-101.0M	-27.10M	-7.300M
Cash From Financing Activities	3.100M	-21.00M	165.8M
Net Change In Cash	12.20M	45.00M	283.3M
YoY Change	-680.95%	-965.38%	4066.18%
FREE CASH FLOW
Cash From Operating Activities	$110.1M	$93.10M	$124.8M
Capital Expenditures	-$5.400M	$5.037M	$5.585M
Free Cash Flow	$115.5M	$88.06M	$119.2M
YoY Change	-11.97%	-30.12%	-2.29%

Facts In Submission

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CY2020	dei	Document Type DocumentType	10-K
CY2020	dei	Document Annual Report DocumentAnnualReport	true
CY2020	dei	Document Period End Date DocumentPeriodEndDate	2020-10-31
CY2020	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--10-31
CY2020	dei	Document Transition Report DocumentTransitionReport	false
CY2020	dei	Entity File Number EntityFileNumber	001-04604
CY2020	dei	Entity Registrant Name EntityRegistrantName	HEICO CORPORATION
CY2020	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	FL
CY2020	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	65-0341002
CY2020	dei	Entity Address Address Line1 EntityAddressAddressLine1	3000 Taft Street
CY2020	dei	Entity Address City Or Town EntityAddressCityOrTown	Hollywood
CY2020	dei	Entity Address State Or Province EntityAddressStateOrProvince	FL
CY2020	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	33021
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CY2020	dei	Local Phone Number LocalPhoneNumber	987-4000
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CY2020	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	-1012000	USD
CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	-889000	USD
CY2018	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax	-97000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-73000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-25000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-13000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	7937000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-1708000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-5327000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	343792000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	358033000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	280359000	USD
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	21871000	USD
CY2019	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	31845000	USD
CY2018	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	26453000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest	347000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest	-225000	USD
CY2018	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest	-406000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	22218000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	31620000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	26047000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	321574000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	326413000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	254312000	USD
CY2020	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.16
CY2020	us-gaap	Temporary Equity Stock Issued During Period Value New Issues TemporaryEquityStockIssuedDuringPeriodValueNewIssues	14329000	USD
CY2020	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	7475000	USD
CY2020	us-gaap	Temporary Equity Other Changes TemporaryEquityOtherChanges	1416000	USD
CY2019	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.14
CY2018	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.116
CY2018	us-gaap	Adjustments To Additional Paid In Capital Stock Split AdjustmentsToAdditionalPaidInCapitalStockSplit	-477000	USD
CY2018	us-gaap	Temporary Equity Other Changes TemporaryEquityOtherChanges	994000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	335855000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	359741000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	285686000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	88561000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	83497000	USD
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	77191000	USD
CY2020	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	10134000	USD
CY2019	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	10334000	USD
CY2018	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	9283000	USD
CY2020	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	9576000	USD
CY2019	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	9528000	USD
CY2018	us-gaap	Defined Contribution Plan Employer Discretionary Contribution Amount DefinedContributionPlanEmployerDiscretionaryContributionAmount	8019000	USD
CY2020	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-5998000	USD
CY2019	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-6392000	USD
CY2018	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	-12977000	USD
CY2020	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	515000	USD
CY2019	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	2630000	USD
CY2018	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Asset1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationAsset1	1365000	USD
CY2020	hei	Paymentof Contingent Considerationin Excessof Acquisition Date Value PaymentofContingentConsiderationinExcessofAcquisitionDateValue	175000	USD
CY2019	hei	Paymentof Contingent Considerationin Excessof Acquisition Date Value PaymentofContingentConsiderationinExcessofAcquisitionDateValue	3105000	USD
CY2020	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	-71515000	USD
CY2019	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	28976000	USD
CY2018	us-gaap	Increase Decrease In Receivables IncreaseDecreaseInReceivables	23763000	USD
CY2020	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	16398000	USD
CY2019	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	-11583000	USD
CY2018	us-gaap	Increase Decrease In Contract With Customer Asset IncreaseDecreaseInContractWithCustomerAsset	4806000	USD
CY2020	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	28315000	USD
CY2019	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	30077000	USD
CY2018	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	49455000	USD
CY2020	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-2471000	USD
CY2019	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-609000	USD
CY2018	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	-401000	USD
CY2020	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-30327000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-3851000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	17403000	USD
CY2020	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	-37905000	USD
CY2019	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	17151000	USD
CY2018	us-gaap	Increase Decrease In Accrued Liabilities IncreaseDecreaseInAccruedLiabilities	22121000	USD
CY2020	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-9586000	USD
CY2019	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	1296000	USD
CY2018	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-12530000	USD
CY2020	us-gaap	Increase Decrease In Postretirement Obligations IncreaseDecreaseInPostretirementObligations	14836000	USD
CY2019	us-gaap	Increase Decrease In Postretirement Obligations IncreaseDecreaseInPostretirementObligations	12920000	USD
CY2018	us-gaap	Increase Decrease In Postretirement Obligations IncreaseDecreaseInPostretirementObligations	11610000	USD
CY2020	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	-4366000	USD
CY2019	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	-490000	USD
CY2018	us-gaap	Increase Decrease In Other Noncurrent Assets And Liabilities Net IncreaseDecreaseInOtherNoncurrentAssetsAndLiabilitiesNet	-1669000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	409125000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	437378000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	328487000	USD
CY2020	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	163939000	USD
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	240841000	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	59775000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	22940000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	28938000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	41871000	USD
CY2020	hei	Net Investment Relatedto Deferred Compensation Plan NetInvestmentRelatedtoDeferredCompensationPlan	15900000	USD
CY2019	hei	Net Investment Relatedto Deferred Compensation Plan NetInvestmentRelatedtoDeferredCompensationPlan	13701000	USD
CY2018	hei	Net Investment Relatedto Deferred Compensation Plan NetInvestmentRelatedtoDeferredCompensationPlan	11500000	USD
CY2020	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-3736000	USD
CY2019	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-2834000	USD
CY2018	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	365000	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-199043000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-280646000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-113511000	USD
CY2020	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	245000000	USD
CY2019	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	313000000	USD
CY2018	us-gaap	Proceeds From Long Term Lines Of Credit ProceedsFromLongTermLinesOfCredit	56000000	USD
CY2020	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	68000000	USD
CY2019	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	283000000	USD
CY2018	us-gaap	Repayments Of Long Term Lines Of Credit RepaymentsOfLongTermLinesOfCredit	204000000	USD
CY2020	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	14329000	USD
CY2019	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	0	USD
CY2018	us-gaap	Proceeds From Minority Shareholders ProceedsFromMinorityShareholders	0	USD
CY2020	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	6955000	USD
CY2019	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	8547000	USD
CY2018	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	4031000	USD
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	21552000	USD
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	18691000	USD
CY2018	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	15363000	USD
CY2020	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	17908000	USD
CY2019	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	110869000	USD
CY2018	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	13059000	USD
CY2020	hei	Common Stock Issued Repurchased And Retired Related To Stock Option Exercises CommonStockIssuedRepurchasedAndRetiredRelatedToStockOptionExercises	12120000	USD
CY2019	hei	Common Stock Issued Repurchased And Retired Related To Stock Option Exercises CommonStockIssuedRepurchasedAndRetiredRelatedToStockOptionExercises	64014000	USD
CY2018	hei	Common Stock Issued Repurchased And Retired Related To Stock Option Exercises CommonStockIssuedRepurchasedAndRetiredRelatedToStockOptionExercises	24983000	USD
CY2020	us-gaap	Payments For Repurchase Of Redeemable Noncontrolling Interest PaymentsForRepurchaseOfRedeemableNoncontrollingInterest	7475000	USD
CY2020	hei	Paymentof Contingent Consideration PaymentofContingentConsideration	325000	USD
CY2019	hei	Paymentof Contingent Consideration PaymentofContingentConsideration	4073000	USD
CY2018	hei	Paymentof Contingent Consideration PaymentofContingentConsideration	5425000	USD
CY2020	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	USD
CY2019	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	0	USD
CY2018	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	4067000	USD
CY2020	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-1161000	USD
CY2019	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-620000	USD
CY2018	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-669000	USD
CY2018	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	92000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	349851000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	137743000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-159720000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-207535000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	2026000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	390000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-2598000	USD
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	7533000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	57001000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	59599000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	52066000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	406852000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	57001000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	59599000	USD
CY2020	us-gaap	Nature Of Operations NatureOfOperations	<div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:120%">Nature of Business</span></div><div><span><br/></span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:120%"> HEICO Corporation, through its principal subsidiaries consisting of HEICO Aerospace Holdings Corp. (“HEICO Aerospace”), HEICO Flight Support Corp. and HEICO Electronic Technologies Corp. (“HEICO Electronic”) and their respective subsidiaries (collectively, the “Company”), is principally engaged in the design, manufacture and sale of aerospace, defense and electronic related products and services throughout the United States ("U.S.") and internationally. The Company’s customer base is primarily the aviation, defense, space, medical, telecommunications and electronics industries.</span></div>
CY2020	us-gaap	Use Of Estimates UseOfEstimates	<div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:120%">Use of Estimates and Assumptions</span></div><div style="text-indent:36pt"><span><br/></span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:120%"> The preparation of financial statements in conformity with accounting principles generally accepted in the United States of America requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities as of the date of the financial statements and the reported amounts of revenue and expenses during the reporting period. Actual results could differ from those estimates.</span></div>
CY2020	us-gaap	Concentration Risk Credit Risk ConcentrationRiskCreditRisk	<div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:120%">Concentrations of Credit Risk</span></div><div style="text-indent:36pt"><span><br/></span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:120%"> Financial instruments that potentially subject the Company to concentrations of credit risk consist principally of temporary cash investments and trade accounts receivable. The Company places its temporary cash investments with high credit quality financial institutions and limits the amount of credit exposure to any one financial institution. Concentrations of credit risk with respect to trade receivables are limited due to the large number of customers comprising the Company’s customer base and their dispersion across many different geographical regions. The Company performs ongoing credit evaluations of its customers, but does not generally require collateral to support customer receivables.</span></div>
CY2020	us-gaap	Property Plant And Equipment Depreciation Methods PropertyPlantAndEquipmentDepreciationMethods	Depreciation and amortization is generally provided on the straight-line method over the estimated useful lives of the various assets.
CY2019Q4	us-gaap	Business Acquisition Cost Of Acquired Entity Transaction Costs BusinessAcquisitionCostOfAcquiredEntityTransactionCosts	3200000	USD
CY2020	us-gaap	Finite Lived Intangible Assets Amortization Method FiniteLivedIntangibleAssetsAmortizationMethod	The Company’s intangible assets subject to amortization are amortized on the straight-line method (except for certain customer relationships amortized on an accelerated method) over the following estimated useful lives
CY2020	us-gaap	Guarantees Indemnifications And Warranties Policies GuaranteesIndemnificationsAndWarrantiesPolicies	<div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:120%">Product Warranties</span></div><div style="text-indent:36pt"><span><br/></span></div><div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:120%"> Product warranty liabilities are estimated at the time of shipment and recorded as a component of accrued expenses and other current liabilities in the Company’s Consolidated Balance Sheets. The amount recognized is based on historical claims experience.</span></div>
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	223988000	USD
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	299759000	USD
CY2018Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	67399000	USD
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Deferred Tax Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities	10232000	USD
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Deferred Tax Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities	7427000	USD
CY2020Q4	hei	Accrued Expenses Assumed AccruedExpensesAssumed	2688000	USD
CY2019Q4	hei	Accrued Expenses Assumed AccruedExpensesAssumed	2971000	USD
CY2018Q4	hei	Accrued Expenses Assumed AccruedExpensesAssumed	1522000	USD
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable	726000	USD
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable	2879000	USD
CY2018Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Accounts Payable BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable	671000	USD
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Other BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther	197000	USD
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Other BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther	627000	USD
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	13843000	USD
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	13904000	USD
CY2018Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	2193000	USD
CY2020Q4	us-gaap	Business Combination Acquisition Of Less Than100 Percent Noncontrolling Interest Fair Value BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue	22204000	USD
CY2019Q4	us-gaap	Business Combination Acquisition Of Less Than100 Percent Noncontrolling Interest Fair Value BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue	41247000	USD
CY2018Q4	us-gaap	Business Combination Acquisition Of Less Than100 Percent Noncontrolling Interest Fair Value BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue	7518000	USD
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Less Noncontrolling Interest BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterest	187941000	USD
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Less Noncontrolling Interest BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterest	244608000	USD
CY2018Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Less Noncontrolling Interest BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterest	57688000	USD
CY2020Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	223171000	USD
CY2019Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	277992000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	12738000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	3666000	USD
CY2020Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	210433000	USD
CY2019Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	274326000	USD
CY2020	us-gaap	Allowance For Doubtful Accounts Receivable Period Increase Decrease AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease	9100000	USD
CY2020Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	235501000	USD
CY2019Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	199880000	USD
CY2020Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	37957000	USD
CY2019Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	32548000	USD
CY2020Q4	us-gaap	Inventory Raw Materials And Purchased Parts Net Of Reserves InventoryRawMaterialsAndPurchasedPartsNetOfReserves	189747000	USD
CY2019Q4	us-gaap	Inventory Raw Materials And Purchased Parts Net Of Reserves InventoryRawMaterialsAndPurchasedPartsNetOfReserves	187891000	USD
CY2020Q4	us-gaap	Inventory Net InventoryNet	463205000	USD
CY2019Q4	us-gaap	Inventory Net InventoryNet	420319000	USD
CY2020Q4	us-gaap	Land Land	6678000	USD
CY2019Q4	us-gaap	Land Land	6820000	USD
CY2020Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	120769000	USD
CY2019Q4	us-gaap	Buildings And Improvements Gross BuildingsAndImprovementsGross	116997000	USD
CY2020Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	265408000	USD
CY2019Q4	us-gaap	Machinery And Equipment Gross MachineryAndEquipmentGross	253127000	USD
CY2020Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	8487000	USD
CY2019Q4	us-gaap	Construction In Progress Gross ConstructionInProgressGross	8382000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	401342000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	14180000	USD
CY2020Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	23553000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	385326000	USD
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	232494000	USD
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	211981000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	168848000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	173345000	USD
CY2020Q4	us-gaap	Capital Leased Assets Gross CapitalLeasedAssetsGross	11700000	USD
CY2020Q4	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	2100000	USD
CY2020Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	83055000	USD
CY2019Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	112602000	USD
CY2020Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	25631000	USD
CY2019Q4	us-gaap	Deferred Revenue Current DeferredRevenueCurrent	23809000	USD
CY2020Q4	hei	Accrued Customer Rebates And Credits AccruedCustomerRebatesAndCredits	15813000	USD
CY2019Q4	hei	Accrued Customer Rebates And Credits AccruedCustomerRebatesAndCredits	17978000	USD
CY2019Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	24568000	USD
CY2020Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	162232000	USD
CY2019Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	178957000	USD
CY2020	hei	Accrued Customer Rebates And Credits Expense AccruedCustomerRebatesAndCreditsExpense	4600000	USD
CY2019	hei	Accrued Customer Rebates And Credits Expense AccruedCustomerRebatesAndCreditsExpense	9000000.0	USD
CY2018	hei	Accrued Customer Rebates And Credits Expense AccruedCustomerRebatesAndCreditsExpense	9900000	USD
CY2020	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent Of Match DefinedContributionPlanEmployerMatchingContributionPercentOfMatch	0.50
CY2020	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.06
CY2020	us-gaap	Deferred Compensation Arrangement With Individual Contributions By Employer DeferredCompensationArrangementWithIndividualContributionsByEmployer	4700000	USD
CY2019	us-gaap	Deferred Compensation Arrangement With Individual Contributions By Employer DeferredCompensationArrangementWithIndividualContributionsByEmployer	6100000	USD
CY2018	us-gaap	Deferred Compensation Arrangement With Individual Contributions By Employer DeferredCompensationArrangementWithIndividualContributionsByEmployer	5900000	USD
CY2020	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	65559000	USD
CY2019	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	66630000	USD
CY2018	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	57450000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-15256000	USD
CY2019	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	25000	USD
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-16739000	USD
CY2020	us-gaap	Defined Benefit Plan Amortization Of Gains Losses DefinedBenefitPlanAmortizationOfGainsLosses	73000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-9149000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	1114832000	USD
CY2019	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	156177000	USD
CY2019	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-2345000	USD
CY2020	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	114380000	USD
CY2019	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	39000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	1268703000	USD
CY2020	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	4618000	USD
CY2020	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	4249000	USD
CY2020	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	-285000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	1383167000	USD
CY2020Q4	us-gaap	Business Acquisition Purchase Price Allocation Goodwill Expected Tax Deductible Amount BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount	46000000	USD
CY2019Q4	us-gaap	Business Acquisition Purchase Price Allocation Goodwill Expected Tax Deductible Amount BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount	92000000	USD
CY2020Q4	us-gaap	Finite Lived Customer Relationships Gross FiniteLivedCustomerRelationshipsGross	443143000	USD
CY2019Q4	us-gaap	Finite Lived Customer Relationships Gross FiniteLivedCustomerRelationshipsGross	411076000	USD
CY2020Q4	hei	Finite Lived Intellectual Property Gross FiniteLivedIntellectualPropertyGross	240725000	USD
CY2019Q4	hei	Finite Lived Intellectual Property Gross FiniteLivedIntellectualPropertyGross	216359000	USD
CY2020Q4	us-gaap	Finite Lived License Agreements Gross FiniteLivedLicenseAgreementsGross	6559000	USD
CY2019Q4	us-gaap	Finite Lived License Agreements Gross FiniteLivedLicenseAgreementsGross	6559000	USD
CY2020Q4	us-gaap	Finite Lived Patents Gross FiniteLivedPatentsGross	1071000	USD
CY2019Q4	us-gaap	Finite Lived Patents Gross FiniteLivedPatentsGross	986000	USD
CY2020Q4	us-gaap	Finite Lived Noncompete Agreements Gross FiniteLivedNoncompeteAgreementsGross	811000	USD
CY2019Q4	us-gaap	Finite Lived Noncompete Agreements Gross FiniteLivedNoncompeteAgreementsGross	813000	USD
CY2020Q4	us-gaap	Finite Lived Trade Names Gross FiniteLivedTradeNamesGross	450000	USD
CY2019Q4	us-gaap	Finite Lived Trade Names Gross FiniteLivedTradeNamesGross	450000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	692759000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	280051000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	412708000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	636243000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	238652000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	397591000	USD
CY2020Q4	us-gaap	Indefinite Lived Trade Names IndefiniteLivedTradeNames	166333000	USD
CY2020Q4	us-gaap	Indefinite Lived Trade Names IndefiniteLivedTradeNames	166333000	USD
CY2019Q4	us-gaap	Indefinite Lived Trade Names IndefiniteLivedTradeNames	153102000	USD
CY2019Q4	us-gaap	Indefinite Lived Trade Names IndefiniteLivedTradeNames	153102000	USD
CY2020Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	859092000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	280051000	USD
CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	579041000	USD
CY2019Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	789345000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	238652000	USD
CY2019Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	550693000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	57400000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	53700000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	50100000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	59700000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	52900000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	47300000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	42500000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	38000000.0	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	172300000	USD
CY2020Q4	us-gaap	Line Of Credit LineOfCredit	730000000	USD
CY2019Q4	us-gaap	Line Of Credit LineOfCredit	553000000	USD
CY2020Q4	hei	Finance Lease And Notes Payable FinanceLeaseAndNotesPayable	9831000	USD
CY2019Q4	hei	Finance Lease And Notes Payable FinanceLeaseAndNotesPayable	8955000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations Including Current Maturities LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities	739831000	USD
CY2019Q4	us-gaap	Long Term Debt And Capital Lease Obligations Including Current Maturities LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities	561955000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	1045000	USD
CY2019Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	906000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	738786000	USD
CY2019Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	561049000	USD
CY2020Q4	us-gaap	Line Of Credit Facility Interest Rate At Period End LineOfCreditFacilityInterestRateAtPeriodEnd	0.013
CY2019Q4	us-gaap	Line Of Credit Facility Interest Rate At Period End LineOfCreditFacilityInterestRateAtPeriodEnd	0.030
CY2020Q4	us-gaap	Contract With Customer Asset Gross Current ContractWithCustomerAssetGrossCurrent	60429000	USD
CY2019Q4	us-gaap	Contract With Customer Asset Gross Current ContractWithCustomerAssetGrossCurrent	43132000	USD
CY2020	hei	Amountof Increase Decreasein Contract Assets AmountofIncreaseDecreaseinContractAssets	17297000	USD
CY2020Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	25631000	USD
CY2019Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	23809000	USD
CY2020	hei	Amountof Increase Decreasein Contract Liabilities AmountofIncreaseDecreaseinContractLiabilities	1822000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Gross ContractWithCustomerAssetGross	34798000	USD
CY2019Q4	us-gaap	Contract With Customer Asset Gross ContractWithCustomerAssetGross	19323000	USD
CY2020	hei	Amountof Increase Decreasein Net Contract Assets AmountofIncreaseDecreaseinNetContractAssets	15475000	USD
CY2020	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	18700000	USD
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	439500000	USD
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	309100000	USD
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	130400000	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1777721000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1787009000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2055647000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1787009000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2055647000	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1777721000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	327754000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	386584000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	309123000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	37101000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	51257000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	47163000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	364855000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	437841000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	356286000	USD
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	17730000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	56670000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	61548000	USD
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	4167000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	12795000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	9420000	USD
CY2020	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	13101000	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	15027000	USD
CY2018	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	12608000	USD
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	34998000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	84492000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	83576000	USD
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-3364000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-3140000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-13115000	USD
CY2020	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-55000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-1263000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	1578000	USD
CY2020	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-2579000	USD
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-1989000	USD
CY2018	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-1439000	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-5998000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-6392000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-12976000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	29000000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	78100000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	70600000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2019	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.233
CY2020	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.037
CY2019	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.030
CY2018	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.029
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.133
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.038
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.005
CY2018	hei	Discrete Net Tax Benefit Relatedto Tax Act DiscreteNetTaxBenefitRelatedtoTaxAct	-0.034
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.024
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.017
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.020
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Transition Tax On Accumulated Foreign Earnings Percent EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017TransitionTaxOnAccumulatedForeignEarningsPercent	-0.016
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Transition Tax On Accumulated Foreign Earnings Percent EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017TransitionTaxOnAccumulatedForeignEarningsPercent	-0.014
CY2020	hei	Tax Exempt Gains On Corporate Owned Life Insurance Policies TaxExemptGainsOnCorporateOwnedLifeInsurancePolicies	0.007
CY2019	hei	Tax Exempt Gains On Corporate Owned Life Insurance Policies TaxExemptGainsOnCorporateOwnedLifeInsurancePolicies	0.006
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Exempt Income EffectiveIncomeTaxRateReconciliationTaxExemptIncome	0.001
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	0.004
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	0.008
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense EffectiveIncomeTaxRateReconciliationNondeductibleExpense	0.002
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Deductions Qualified Production Activities EffectiveIncomeTaxRateReconciliationDeductionsQualifiedProductionActivities	0.008
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.008
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.005
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.079
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.178
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.198
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.079
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.178
CY2020	hei	Changeintaxbenefitforstockoptionexercises Changeintaxbenefitforstockoptionexercises	31800000	USD
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.178
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.198
CY2019	hei	Changeintaxbenefitforstockoptionexercises Changeintaxbenefitforstockoptionexercises	14300000	USD
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.233
CY2019	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2018Q4	hei	Remeasurementof Deferred Tax Liabilitiesfor Changein Tax Rate RemeasurementofDeferredTaxLiabilitiesforChangeinTaxRate	16500000	USD
CY2018	hei	Transition Tax Expensefrom Unremitted Earningsfrom Foreign Subsidiaries TransitionTaxExpensefromUnremittedEarningsfromForeignSubsidiaries	4400000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	41744000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	35437000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	36414000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	23858000	USD
CY2020Q4	hei	Deferred Tax Asset Operating Lease Liabilities DeferredTaxAssetOperatingLeaseLiabilities	12980000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	8746000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	10206000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	2966000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	724000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	2667000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	2324000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Bonuses DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses	2539000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Bonuses DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBonuses	6463000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Compensated Absences DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences	1840000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Compensated Absences DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsCompensatedAbsences	1452000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	10706000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	8082000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	120602000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	88546000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	141152000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	122075000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	16130000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	14137000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	12327000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Tax Deferred Income DeferredTaxLiabilitiesTaxDeferredIncome	4733000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2700000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	2300000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	2100000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Tax Deferred Income DeferredTaxLiabilitiesTaxDeferredIncome	3277000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	1918000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	553000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	176260000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	140042000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	55658000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	51496000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2900000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2670000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2100000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	489000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	653000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	32000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	45000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	18000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	227000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	128000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2946000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2670000	USD
CY2020Q4	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	180139000	USD
CY2020Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	1034000	USD
CY2020Q4	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	41974000	USD
CY2019Q4	us-gaap	Deferred Compensation Plan Assets DeferredCompensationPlanAssets	151891000	USD
CY2019Q4	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	18326000	USD
CY2020Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliations Recurring Basis Liability Value FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue	41974000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	57103000	USD
CY2020Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	10512000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	14180000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	16549000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	1436000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	44114000	USD
CY2020Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	8533000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	58294000	USD
CY2020Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	9567000	USD
CY2020	us-gaap	Operating Lease Cost OperatingLeaseCost	17317000	USD
CY2020	us-gaap	Variable Lease Cost VariableLeaseCost	3225000	USD
CY2020	us-gaap	Operating Lease Expense OperatingLeaseExpense	20542000	USD
CY2020	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	874000	USD
CY2020	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	416000	USD
CY2020	hei	Finance Lease Expense FinanceLeaseExpense	1290000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	15228000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	1429000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	9164000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	1098000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	5326000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	1005000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	4506000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	959000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	20005000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	6217000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	70778000	USD
CY2020Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	12144000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	12484000	USD
CY2020Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	2577000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	58294000	USD
CY2020Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	9567000	USD
CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	10962000	USD
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P7Y
CY2020Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P10Y9M18D
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.051
CY2020Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.045
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	16965000	USD
CY2020	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	416000	USD
CY2020	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	921000	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	8648000	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	1808000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	15508000	USD
CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	1213000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	15563000	USD
CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	1212000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	13808000	USD
CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	1203000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	8515000	USD
CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	906000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	4741000	USD
CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	832000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	18812000	USD
CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Due Thereafter CapitalLeasesFutureMinimumPaymentsDueThereafter	5596000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	76947000	USD
CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Interest Included In Payments CapitalLeasesFutureMinimumPaymentsInterestIncludedInPayments	2327000	USD
CY2019Q4	us-gaap	Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments	8635000	USD
CY2019	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	20000000.0	USD
CY2018	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	17500000	USD
CY2018	hei	Payments To Acquire Property Plant And Equipment Through Capital Lease Obligations PaymentsToAcquirePropertyPlantAndEquipmentThroughCapitalLeaseObligations	7200000	USD
CY2020Q4	us-gaap	Stock Repurchase Program Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased	4886353	shares
CY2019	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	476586	shares
CY2019	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	53100000	USD
CY2018	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	332140	shares
CY2018	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	23900000	USD
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	5000000.0	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1	P5Y
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod	P10Y
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	830000	shares
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	7297000	shares
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	12.98
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Other Share Increase Decrease ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherShareIncreaseDecrease	11000	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	11000	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	49.79
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	4085000	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	4692000	shares
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	33.73
CY2017Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	18.58
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	5000000	shares
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod	412000	shares
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	412000	shares
CY2018	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	65.64
CY2018	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	1285000	shares
CY2018	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	10.54
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Other Share Increase Decrease ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherShareIncreaseDecrease	24000	shares
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	24000	shares
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	28.85
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	4612000	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	6400000	shares
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	23.19
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod	538000	shares
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	538000	shares
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	73.30
CY2019	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	2235000	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod	29000	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	29000	shares
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	97.00
CY2020	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	720000	shares
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	19.32
CY2020	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	6955000	USD
CY2019	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	8547000	USD
CY2018	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	4031000	USD
CY2020	us-gaap	Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions	48326000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions	16490000	USD
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Other Share Increase Decrease ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherShareIncreaseDecrease	8000	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	8000	shares
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	55.61
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	4064000	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	3993000	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	36.75
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	3993000	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	36.75
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P5Y2M12D
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	246186000	USD
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	2714000	shares
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	27.52
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P4Y2M12D
CY2020Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	193604000	USD
CY2018	us-gaap	Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions	2162000	USD
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	53384000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	204901000	USD
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	75152000	USD
CY2020Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	18900000	USD
CY2020	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y6M
CY2020	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2548000	shares
CY2020Q4	hei	Fair Value Of Stock Options Vested FairValueOfStockOptionsVested	10500000	USD
CY2019Q4	hei	Fair Value Of Stock Options Vested FairValueOfStockOptionsVested	8900000	USD
CY2018Q4	hei	Fair Value Of Stock Options Vested FairValueOfStockOptionsVested	8500000	USD
CY2020	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent Of Match DefinedContributionPlanEmployerMatchingContributionPercentOfMatch	0.50
CY2020	us-gaap	Defined Contribution Plan Maximum Annual Contributions Per Employee Percent DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent	0.06
CY2020Q4	hei	Defined Contribution Plan Vesting Of Employee Contribution And Cash Dividends Range DefinedContributionPlanVestingOfEmployeeContributionAndCashDividendsRange	1
CY2020	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	9600000	USD
CY2019	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	9500000	USD
CY2018	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	8000000.0	USD
CY2017Q4	hei	Shares Availablefor Issuance SharesAvailableforIssuance	398000	shares
CY2018	us-gaap	Stock Issued During Period Shares Employee Benefit Plan StockIssuedDuringPeriodSharesEmployeeBenefitPlan	65000	shares
CY2018Q4	hei	Shares Availablefor Issuance SharesAvailableforIssuance	333000	shares
CY2019	us-gaap	Stock Issued During Period Shares Employee Benefit Plan StockIssuedDuringPeriodSharesEmployeeBenefitPlan	53000	shares
CY2019Q4	hei	Shares Availablefor Issuance SharesAvailableforIssuance	280000	shares
CY2020	us-gaap	Stock Issued During Period Shares Employee Benefit Plan StockIssuedDuringPeriodSharesEmployeeBenefitPlan	52000	shares
CY2020Q4	hei	Shares Availablefor Issuance SharesAvailableforIssuance	228000	shares
CY2020Q4	us-gaap	Redeemable Noncontrolling Interest Equity Common Fair Value RedeemableNoncontrollingInterestEquityCommonFairValue	179415000	USD
CY2019Q4	us-gaap	Redeemable Noncontrolling Interest Equity Common Fair Value RedeemableNoncontrollingInterestEquityCommonFairValue	136611000	USD
CY2020Q4	hei	Redeemable Noncontrolling Interest Based On Multiple Of Earnings RedeemableNoncontrollingInterestBasedOnMultipleOfEarnings	41793000	USD
CY2019Q4	hei	Redeemable Noncontrolling Interest Based On Multiple Of Earnings RedeemableNoncontrollingInterestBasedOnMultipleOfEarnings	51653000	USD
CY2020Q4	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	221208000	USD
CY2019Q4	us-gaap	Temporary Equity Carrying Amount Including Portion Attributable To Noncontrolling Interests TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests	188264000	USD
CY2019	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	3710000	shares
CY2018	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	4153000	shares
CY2020Q4	hei	Aggregate Redemption Amount Puttable AggregateRedemptionAmountPuttable	82000000.0	USD
CY2020Q4	hei	Potential Redemption Amount Payable PotentialRedemptionAmountPayable	50900000	USD
CY2020	us-gaap	Minority Interest Decrease From Redemptions MinorityInterestDecreaseFromRedemptions	7500000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	313984000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	327896000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	259233000	USD
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	134754000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	133640000	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	132543000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	137302000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	137350000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	136696000	shares
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.33
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.45
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.96
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.29
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.39
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.90
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	258000	shares
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	330000	shares
CY2018	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	512000	shares
CY2020Q1	us-gaap	Revenues Revenues	506275000	USD
CY2020Q2	us-gaap	Revenues Revenues	468146000	USD
CY2020Q3	us-gaap	Revenues Revenues	386410000	USD
CY2020Q4	us-gaap	Revenues Revenues	426178000	USD
CY2019Q1	us-gaap	Revenues Revenues	466146000	USD
CY2019Q2	us-gaap	Revenues Revenues	515648000	USD
CY2019Q3	us-gaap	Revenues Revenues	532324000	USD
CY2019Q4	us-gaap	Revenues Revenues	541529000	USD
CY2020Q1	us-gaap	Gross Profit GrossProfit	198047000	USD
CY2020Q2	us-gaap	Gross Profit GrossProfit	178890000	USD
CY2020Q3	us-gaap	Gross Profit GrossProfit	143483000	USD
CY2020Q4	us-gaap	Gross Profit GrossProfit	161707000	USD
CY2019Q1	us-gaap	Gross Profit GrossProfit	182237000	USD
CY2019Q2	us-gaap	Gross Profit GrossProfit	209387000	USD
CY2019Q3	us-gaap	Gross Profit GrossProfit	212831000	USD
CY2019Q4	us-gaap	Gross Profit GrossProfit	209385000	USD
CY2020Q1	us-gaap	Profit Loss ProfitLoss	129802000	USD
CY2020Q2	us-gaap	Profit Loss ProfitLoss	80909000	USD
CY2020Q3	us-gaap	Profit Loss ProfitLoss	57564000	USD
CY2020Q4	us-gaap	Profit Loss ProfitLoss	67580000	USD
CY2019Q1	us-gaap	Profit Loss ProfitLoss	88026000	USD
CY2019Q2	us-gaap	Profit Loss ProfitLoss	90083000	USD
CY2019Q3	us-gaap	Profit Loss ProfitLoss	89059000	USD
CY2019Q4	us-gaap	Profit Loss ProfitLoss	92573000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	121888000	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	75453000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	54316000	USD
CY2020Q4	us-gaap	Net Income Loss NetIncomeLoss	62327000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	79332000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	81782000	USD
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	81098000	USD
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	85684000	USD
CY2020Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.91
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.56
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.40
CY2020Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.46
CY2019Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.60
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.61
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.61
CY2019Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.64
CY2020Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.89
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.55
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.40
CY2020Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.45
CY2019Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.58
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.60
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.59
CY2019Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.62
CY2020Q1	us-gaap	Deferred Tax Expense From Stock Options Exercised DeferredTaxExpenseFromStockOptionsExercised	47600000	USD
CY2020Q1	hei	Netincomefromdiscretetaxbenefitfromstockoptionexercises Netincomefromdiscretetaxbenefitfromstockoptionexercises	46300000	USD
CY2020Q1	hei	Netincomefromdiscretetaxbenefitfromstockoptionexercisespersharebasicanddiluted Netincomefromdiscretetaxbenefitfromstockoptionexercisespersharebasicanddiluted	0.34
CY2019Q1	us-gaap	Deferred Tax Expense From Stock Options Exercised DeferredTaxExpenseFromStockOptionsExercised	16600000	USD
CY2019Q1	hei	Netincomefromdiscretetaxbenefitfromstockoptionexercises Netincomefromdiscretetaxbenefitfromstockoptionexercises	15100000	USD
CY2019Q1	hei	Netincomefromdiscretetaxbenefitfromstockoptionexercisespersharebasicanddiluted Netincomefromdiscretetaxbenefitfromstockoptionexercisespersharebasicanddiluted	0.11
CY2020	us-gaap	Revenues Revenues	1787009000	USD
CY2020	us-gaap	Depreciation Depreciation	27067000	USD
CY2020	us-gaap	Adjustment For Amortization AdjustmentForAmortization	61494000	USD
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	376648000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	22940000	USD
CY2019	us-gaap	Revenues Revenues	2055647000	USD
CY2019	us-gaap	Depreciation Depreciation	25758000	USD
CY2019	us-gaap	Adjustment For Amortization AdjustmentForAmortization	57739000	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	457097000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	28938000	USD
CY2018	us-gaap	Revenues Revenues	1777721000	USD
CY2018	us-gaap	Depreciation Depreciation	23239000	USD
CY2018	us-gaap	Adjustment For Amortization AdjustmentForAmortization	53952000	USD
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	376245000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	41871000	USD
CY2020Q4	us-gaap	Assets Assets	3547711000	USD
CY2019Q4	us-gaap	Assets Assets	2969211000	USD
CY2020	us-gaap	Revenues Revenues	1787009000	USD
CY2019	us-gaap	Revenues Revenues	2055647000	USD
CY2018	us-gaap	Revenues Revenues	1777721000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	168848000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	173345000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	154739000	USD
CY2020Q4	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	14600000	USD
CY2019Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	2810000	USD
CY2018Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	3306000	USD
CY2020	hei	Product Warranty Accrual Increase Decrease ProductWarrantyAccrualIncreaseDecrease	1749000	USD
CY2019	hei	Product Warranty Accrual Increase Decrease ProductWarrantyAccrualIncreaseDecrease	2061000	USD
CY2020	us-gaap	Product Warranty Accrual Additions From Business Acquisition ProductWarrantyAccrualAdditionsFromBusinessAcquisition	150000	USD
CY2020	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	1694000	USD
CY2019	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	2557000	USD
CY2020Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	3015000	USD
CY2019Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	2810000	USD
CY2020	us-gaap	Income Taxes Paid IncomeTaxesPaid	42552000	USD
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	82211000	USD
CY2018	us-gaap	Income Taxes Paid IncomeTaxesPaid	90488000	USD
CY2020	us-gaap	Proceeds From Income Tax Refunds ProceedsFromIncomeTaxRefunds	1371000	USD
CY2019	us-gaap	Proceeds From Income Tax Refunds ProceedsFromIncomeTaxRefunds	578000	USD
CY2018	us-gaap	Proceeds From Income Tax Refunds ProceedsFromIncomeTaxRefunds	1510000	USD
CY2020	us-gaap	Interest Paid InterestPaid	13418000	USD
CY2019	us-gaap	Interest Paid InterestPaid	22158000	USD
CY2018	us-gaap	Interest Paid InterestPaid	19233000	USD
CY2020	us-gaap	Other Significant Noncash Transaction Value Of Consideration Given1 OtherSignificantNoncashTransactionValueOfConsiderationGiven1	283000	USD
CY2018	us-gaap	Other Significant Noncash Transaction Value Of Consideration Received1 OtherSignificantNoncashTransactionValueOfConsiderationReceived1	407000	USD

Files In Submission

Name	View Source	Status
0000046619-20-000078-index-headers.html	Edgar Link	pending
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0000046619-20-000078.txt	Edgar Link	pending
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$HEI
HEICO CORP Stock $hei

2020 Q4 Form 10-K Financial Statement

#000004661920000078 Filed on December 23, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$HEI HEICO CORP Stock $hei

2020 Q4 Form 10-K Financial Statement

#000004661920000078 Filed on December 23, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$HEI
HEICO CORP Stock $hei