$HUBB
HUBBELL INC Stock $hubb

$hubb Overview Financials Valuation SEC Filings Company Website

2020 Q4 Form 10-K Financial Statement

#000162828021001868 Filed on February 11, 2021

Income Statement

Concept	2020 Q4	2020	2019 Q4
Revenue	$917.1M	$3.683B	$1.103B
YoY Change	-16.88%	-6.69%	-3.57%
Cost Of Revenue	$656.9M	$2.597B	$777.3M
YoY Change	-15.49%	-6.43%	-5.61%
Gross Profit	$260.2M	$1.086B	$326.0M
YoY Change	-20.18%	-7.32%	1.68%
Gross Profit Margin	28.37%	29.49%	29.55%
Selling, General & Admin	$145.6M	$591.3M	$190.1M
YoY Change	-23.41%	-8.31%	3.32%
% of Gross Profit	55.96%	54.46%	58.31%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$40.60M	$144.5M	$39.90M
YoY Change	1.75%	4.79%	12.08%
% of Gross Profit	15.6%	13.31%	12.24%
Operating Expenses	$145.6M	$591.3M	$190.1M
YoY Change	-23.41%	-8.31%	3.32%
Operating Profit	$114.6M	$494.5M	$135.9M
YoY Change	-15.67%	-6.11%	-0.51%
Interest Expense	-$14.50M	$60.30M	-$16.20M
YoY Change	-10.49%	-13.11%	-6.36%
% of Operating Profit	-12.65%	12.19%	-11.92%
Other Income/Expense, Net	-$2.700M	-$2.300M	-$3.200M
YoY Change	-15.63%	-80.99%	-21.95%
Pretax Income	$101.6M	$424.5M	$130.9M
YoY Change	-22.38%	-9.53%	14.12%
Income Tax	$19.00M	$89.80M	$27.80M
% Of Pretax Income	18.7%	21.15%	21.24%
Net Earnings	$80.90M	$351.2M	$101.9M
YoY Change	-20.61%	-12.4%	15.8%
Net Earnings / Revenue	8.82%	9.54%	9.24%
Basic Earnings Per Share	$1.49	$6.46	$1.87
Diluted Earnings Per Share	$1.48	$6.43	$1.85
COMMON SHARES
Basic Shares Outstanding	54.24M shares	54.20M shares	54.39M shares
Diluted Shares Outstanding		54.50M shares

Balance Sheet

Concept	2020 Q4	2020	2019 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$268.9M	$268.9M	$196.2M
YoY Change	37.05%	37.05%	-1.01%
Cash & Equivalents	$258.6M	$259.6M	$182.0M
Short-Term Investments	$9.300M	$9.300M	$14.20M
Other Short-Term Assets	$71.80M	$76.70M	$62.00M
YoY Change	15.81%	23.71%	-10.27%
Inventory	$526.7M	$607.3M	$633.0M
Prepaid Expenses
Receivables	$634.7M	$634.7M	$683.0M
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$1.588B	$1.588B	$1.574B
YoY Change	0.85%	0.85%	-4.23%
LONG-TERM ASSETS
Property, Plant & Equipment	$438.7M	$622.2M	$505.2M
YoY Change	-13.16%	3.36%	0.62%
Goodwill	$1.873B		$1.762B
YoY Change	6.33%		-1.28%
Intangibles	$770.6M		$781.5M
YoY Change	-1.39%		-4.64%
Long-Term Investments	$71.10M	$71.10M	$55.70M
YoY Change	27.65%	27.65%	-1.07%
Other Assets	$159.9M	$70.30M	$174.6M
YoY Change	-8.42%	-9.64%	164.15%
Total Long-Term Assets	$3.498B	$3.498B	$3.329B
YoY Change	5.07%	5.07%	3.11%
TOTAL ASSETS
Total Short-Term Assets	$1.588B	$1.588B	$1.574B
Total Long-Term Assets	$3.498B	$3.498B	$3.329B
Total Assets	$5.085B	$5.085B	$4.903B
YoY Change	3.71%	3.71%	0.63%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$339.2M	$378.0M	$347.7M
YoY Change	-2.44%	8.71%	-11.68%
Accrued Expenses	$224.6M	$364.2M	$262.2M
YoY Change	-14.34%	-3.09%	15.71%
Deferred Revenue			$31.00M
YoY Change			11.91%
Short-Term Debt	$153.1M	$153.1M	$31.00M
YoY Change	393.87%	393.87%	-44.74%
Long-Term Debt Due			$34.40M
YoY Change			37.6%
Total Short-Term Liabilities	$948.2M	$948.2M	$844.9M
YoY Change	12.23%	12.23%	0.67%
LONG-TERM LIABILITIES
Long-Term Debt	$1.437B	$1.437B	$1.506B
YoY Change	-4.59%	-4.59%	-13.3%
Other Long-Term Liabilities	$596.8M	$479.3M	$115.0M
YoY Change	418.96%	3.12%	-1.63%
Total Long-Term Liabilities	$2.034B	$1.916B	$1.621B
YoY Change	25.46%	-2.77%	-12.57%
TOTAL LIABILITIES
Total Short-Term Liabilities	$948.2M	$948.2M	$844.9M
Total Long-Term Liabilities	$2.034B	$1.916B	$1.621B
Total Liabilities	$3.000B	$3.015B	$2.943B
YoY Change	1.94%	2.0%	-4.25%
SHAREHOLDERS EQUITY
Retained Earnings	$2.394B		$2.279B
YoY Change	5.01%		10.41%
Common Stock	$4.900M		$0.00
YoY Change			-100.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$2.070B	$2.070B	$1.947B
YoY Change
Total Liabilities & Shareholders Equity	$5.085B	$5.085B	$4.903B
YoY Change	3.71%	3.71%	0.63%

Cashflow Statement

Concept	2020 Q4	2020	2019 Q4
OPERATING ACTIVITIES
Net Income	$80.90M	$351.2M	$101.9M
YoY Change	-20.61%	-12.4%	15.8%
Depreciation, Depletion And Amortization	$40.60M	$144.5M	$39.90M
YoY Change	1.75%	4.79%	12.08%
Cash From Operating Activities	$192.4M	$648.0M	$206.5M
YoY Change	-6.83%	9.53%	16.08%
INVESTING ACTIVITIES
Capital Expenditures	-$36.70M	-$88.40M	-$21.30M
YoY Change	72.3%	-5.86%	-16.47%
Acquisitions		$239.6M
YoY Change		238.42%
Other Investing Activities	-$245.7M	-$5.300M	-$73.10M
YoY Change	236.11%	43.24%	-861.46%
Cash From Investing Activities	-$282.4M	-$328.8M	-$94.40M
YoY Change	199.15%	155.08%	493.71%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net		$41.30M
YoY Change		18.0%
Debt Paid & Issued, Net		$331.3M
YoY Change		47.24%
Cash From Financing Activities	71.90M	-$244.2M	-233.3M
YoY Change	-130.82%	-48.15%	17.71%
NET CHANGE
Cash From Operating Activities	192.4M	$648.0M	206.5M
Cash From Investing Activities	-282.4M	-$328.8M	-94.40M
Cash From Financing Activities	71.90M	-$244.2M	-233.3M
Net Change In Cash	-18.10M	$77.60M	-121.2M
YoY Change	-85.07%	-1208.57%	234.81%
FREE CASH FLOW
Cash From Operating Activities	$192.4M	$648.0M	$206.5M
Capital Expenditures	-$36.70M	-$88.40M	-$21.30M
Free Cash Flow	$229.1M	$736.4M	$227.8M
YoY Change	0.57%	7.43%	12.0%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2020Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	us-gaap:AccruedLiabilitiesCurrent
CY2019Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	us-gaap:AccruedLiabilitiesCurrent
CY2020	dei	Entity Central Index Key EntityCentralIndexKey	0000048898
CY2020	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2020
CY2020	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2020	dei	Amendment Flag AmendmentFlag	false
CY2018	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	us-gaap:AccountingStandardsUpdate201409Member
CY2020	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	us-gaap:AccountingStandardsUpdate201613Member
CY2020	hubb	Percentage Of Sales To Distributors PercentageOfSalesToDistributors	0.66667
CY2019Q4	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	us-gaap:LiabilitiesOtherThanLongtermDebtNoncurrent
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent Statement Of Financial Position Extensible List OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList	us-gaap:LiabilitiesOtherThanLongtermDebtNoncurrent
CY2020	dei	Document Type DocumentType	10-K
CY2020	dei	Document Annual Report DocumentAnnualReport	true
CY2020	dei	Document Period End Date DocumentPeriodEndDate	2020-12-31
CY2020	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2020	dei	Document Transition Report DocumentTransitionReport	false
CY2020	dei	Entity File Number EntityFileNumber	1-2958
CY2020	dei	Entity Registrant Name EntityRegistrantName	HUBBELL INC
CY2020	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	CT
CY2020	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	06-0397030
CY2020	dei	Entity Address Address Line1 EntityAddressAddressLine1	40 Waterview Drive
CY2020	dei	Entity Address City Or Town EntityAddressCityOrTown	Shelton
CY2020	dei	Entity Address State Or Province EntityAddressStateOrProvince	CT
CY2020	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	06484
CY2020	dei	City Area Code CityAreaCode	(475)
CY2020	dei	Local Phone Number LocalPhoneNumber	882-4000
CY2020	dei	Security12b Title Security12bTitle	Common Stock — par value $0.01 per share
CY2020	dei	Trading Symbol TradingSymbol	HUBB
CY2020	dei	Security Exchange Name SecurityExchangeName	NYSE
CY2020	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2020	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2020	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2020	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2020	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2020	dei	Entity Small Business EntitySmallBusiness	false
CY2020	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2020	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2020	dei	Entity Shell Company EntityShellCompany	false
CY2020Q2	dei	Entity Public Float EntityPublicFloat	6739772177	USD
CY2021Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	54296993	shares
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4186000000.0	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4591000000.0	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4481700000	USD
CY2020	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	2976700000	USD
CY2019	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	3238300000	USD
CY2018	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	3181300000	USD
CY2020	us-gaap	Gross Profit GrossProfit	1209300000	USD
CY2019	us-gaap	Gross Profit GrossProfit	1352700000	USD
CY2018	us-gaap	Gross Profit GrossProfit	1300400000	USD
CY2020	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	676300000	USD
CY2019	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	756100000	USD
CY2018	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	743500000	USD
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	533000000.0	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	596600000	USD
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	556900000	USD
CY2020	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	USD
CY2019	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	21700000	USD
CY2019	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	21700000	USD
CY2018	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	USD
CY2020	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	7600000	USD
CY2019	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	8500000	USD
CY2019	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	8500000	USD
CY2018	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	0	USD
CY2020	us-gaap	Interest Expense InterestExpense	60300000	USD
CY2019	us-gaap	Interest Expense InterestExpense	69400000	USD
CY2018	us-gaap	Interest Expense InterestExpense	72400000	USD
CY2020	us-gaap	Investment Income Net InvestmentIncomeNet	0	USD
CY2019	us-gaap	Investment Income Net InvestmentIncomeNet	1500000	USD
CY2018	us-gaap	Investment Income Net InvestmentIncomeNet	100000	USD
CY2020	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-11600000	USD
CY2019	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-21400000	USD
CY2018	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-17600000	USD
CY2020	hubb	Total Other Expense Net TotalOtherExpenseNet	-79500000	USD
CY2019	hubb	Total Other Expense Net TotalOtherExpenseNet	-76100000	USD
CY2018	hubb	Total Other Expense Net TotalOtherExpenseNet	-89900000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	453500000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	520500000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	467000000.0	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	97500000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	113100000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	100900000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	356000000.0	USD
CY2019	us-gaap	Profit Loss ProfitLoss	407400000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	366100000	USD
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	4800000	USD
CY2019	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	6500000	USD
CY2018	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	5900000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	351200000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	400900000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	360200000	USD
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.46
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	7.35
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.57
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.43
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CY2018	us-gaap	Profit Loss ProfitLoss	366100000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	12300000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	3700000	USD
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CY2020	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment From Aoci Realized Upon Sale Or Liquidation Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax	0	USD
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CY2019	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	-5300000	USD
CY2018	us-gaap	Other Comprehensive Income Defined Benefit Plans Net Unamortized Gain Loss Arising During Period Tax OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodTax	6300000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	8800000	USD
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CY2020	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	100000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	200000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-400000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	400000	USD
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CY2018	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-1400000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	-100000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	-500000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax	500000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	-200000	USD
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CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	3700000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-17200000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-15900000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	359700000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	390200000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	350200000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	4800000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	6500000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	5900000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	354900000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	383700000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	344300000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	259600000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	182000000.0	USD
CY2020Q4	us-gaap	Short Term Investments ShortTermInvestments	9300000	USD
CY2019Q4	us-gaap	Short Term Investments ShortTermInvestments	14200000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	12500000	USD
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CY2020Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	634700000	USD
CY2019Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	683000000.0	USD
CY2020Q4	us-gaap	Inventory Net InventoryNet	607300000	USD
CY2019Q4	us-gaap	Inventory Net InventoryNet	633000000.0	USD
CY2020Q4	us-gaap	Other Assets Current OtherAssetsCurrent	76700000	USD
CY2019Q4	us-gaap	Other Assets Current OtherAssetsCurrent	62000000.0	USD
CY2020Q4	us-gaap	Assets Current AssetsCurrent	1587600000	USD
CY2019Q4	us-gaap	Assets Current AssetsCurrent	1574200000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	519200000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	505200000	USD
CY2020Q4	us-gaap	Marketable Securities Noncurrent MarketableSecuritiesNoncurrent	71100000	USD
CY2019Q4	us-gaap	Marketable Securities Noncurrent MarketableSecuritiesNoncurrent	55700000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	1923300000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	1811800000	USD
CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	810600000	USD
CY2019Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	781500000	USD
CY2020Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	173300000	USD
CY2019Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	174600000	USD
CY2020Q4	us-gaap	Assets Assets	5085100000	USD
CY2019Q4	us-gaap	Assets Assets	4903000000.0	USD
CY2020Q4	us-gaap	Debt Current DebtCurrent	153100000	USD
CY2019Q4	us-gaap	Debt Current DebtCurrent	65400000	USD
CY2020Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	378000000.0	USD
CY2019Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	347700000	USD
CY2020Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	91500000	USD
CY2019Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	101500000	USD
CY2020Q4	us-gaap	Accrued Insurance Current AccruedInsuranceCurrent	71600000	USD
CY2019Q4	us-gaap	Accrued Insurance Current AccruedInsuranceCurrent	68100000	USD
CY2020Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	254000000.0	USD
CY2019Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	262200000	USD
CY2020Q4	us-gaap	Liabilities Current LiabilitiesCurrent	948200000	USD
CY2019Q4	us-gaap	Liabilities Current LiabilitiesCurrent	844900000	USD
CY2020Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1436900000	USD
CY2019Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1506000000.0	USD
CY2020Q4	us-gaap	Liabilities Other Than Longterm Debt Noncurrent LiabilitiesOtherThanLongtermDebtNoncurrent	614600000	USD
CY2019Q4	us-gaap	Liabilities Other Than Longterm Debt Noncurrent LiabilitiesOtherThanLongtermDebtNoncurrent	591600000	USD
CY2020Q4	us-gaap	Liabilities Liabilities	2999700000	USD
CY2019Q4	us-gaap	Liabilities Liabilities	2942500000	USD
CY2020Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2019Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2020Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2019Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2020Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2020Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	54382659	shares
CY2019Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	54514172	shares
CY2020Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	600000	USD
CY2019Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	600000	USD
CY2020Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	4900000	USD
CY2019Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	0	USD
CY2020Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	2393700000	USD
CY2019Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	2279400000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-329200000	USD
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-332900000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	2070000000.0	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	1947100000	USD
CY2020Q4	us-gaap	Minority Interest MinorityInterest	15400000	USD
CY2019Q4	us-gaap	Minority Interest MinorityInterest	13400000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2085400000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	1960500000	USD
CY2020Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	5085100000	USD
CY2019Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	4903000000.0	USD
CY2020	us-gaap	Profit Loss ProfitLoss	356000000.0	USD
CY2019	us-gaap	Profit Loss ProfitLoss	407400000	USD
CY2018	us-gaap	Profit Loss ProfitLoss	366100000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	157600000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	151000000.0	USD
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	148400000	USD
CY2020	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	3300000	USD
CY2019	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	6100000	USD
CY2018	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	49000000.0	USD
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	23900000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	16400000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	24200000	USD
CY2020	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	6700000	USD
CY2019	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	1700000	USD
CY2018	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	0	USD
CY2020	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	USD
CY2019	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	21700000	USD
CY2018	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	USD
CY2020	us-gaap	Pension Expense PensionExpense	7600000	USD
CY2019	us-gaap	Pension Expense PensionExpense	8500000	USD
CY2018	us-gaap	Pension Expense PensionExpense	0	USD
CY2020	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	-300000	USD
CY2019	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	400000	USD
CY2018	us-gaap	Gain Loss On Disposition Of Assets GainLossOnDispositionOfAssets	4000000.0	USD
CY2020	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-55500000	USD
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-44500000	USD
CY2018	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	75400000	USD
CY2020	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-50700000	USD
CY2019	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-12200000	USD
CY2018	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-34200000	USD
CY2020	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	22600000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	-41200000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	21500000	USD
CY2020	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	-39900000	USD
CY2019	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	5000000.0	USD
CY2018	us-gaap	Increase Decrease In Other Current Liabilities IncreaseDecreaseInOtherCurrentLiabilities	-5900000	USD
CY2020	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-19200000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-900000	USD
CY2018	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	20400000	USD
CY2020	us-gaap	Pension Contributions PensionContributions	23200000	USD
CY2019	us-gaap	Pension Contributions PensionContributions	10400000	USD
CY2018	us-gaap	Pension Contributions PensionContributions	27900000	USD
CY2020	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-7700000	USD
CY2019	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-11600000	USD
CY2018	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-7300000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	648000000.0	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	591600000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	517100000	USD
CY2020	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	88400000	USD
CY2019	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	93900000	USD
CY2018	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	96200000	USD
CY2020	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	239600000	USD
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	70800000	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	1118000000.0	USD
CY2020	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	0	USD
CY2019	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	33400000	USD
CY2018	us-gaap	Proceeds From Divestiture Of Businesses Net Of Cash Divested ProceedsFromDivestitureOfBusinessesNetOfCashDivested	0	USD
CY2020	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	35100000	USD
CY2019	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	14100000	USD
CY2018	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	16600000	USD
CY2020	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	28900000	USD
CY2019	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	12500000	USD
CY2018	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	20500000	USD
CY2020	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	4500000	USD
CY2019	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	3100000	USD
CY2018	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	6800000	USD
CY2020	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-900000	USD
CY2019	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-900000	USD
CY2018	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-2100000	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-328800000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-128900000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1201400000	USD
CY2020	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	225000000.0	USD
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2018	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	947500000	USD
CY2020	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	331300000	USD
CY2019	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	225000000.0	USD
CY2018	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	168800000	USD
CY2020	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	125500000	USD
CY2019	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	700000	USD
CY2018	us-gaap	Proceeds From Short Term Debt ProceedsFromShortTermDebt	800000	USD
CY2020	us-gaap	Repayments Of Short Term Debt RepaymentsOfShortTermDebt	3600000	USD
CY2019	us-gaap	Repayments Of Short Term Debt RepaymentsOfShortTermDebt	800000	USD
CY2018	us-gaap	Repayments Of Short Term Debt RepaymentsOfShortTermDebt	38000000.0	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	7600000	USD
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	201400000	USD
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	186600000	USD
CY2018	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	172300000	USD
CY2020	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	2100000	USD
CY2019	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	11300000	USD
CY2018	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	3900000	USD
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	41300000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	35000000.0	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	40000000.0	USD
CY2020	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-15000000.0	USD
CY2019	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-13000000.0	USD
CY2018	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-11200000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-244200000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-471000000.0	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	506500000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2600000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1300000	USD
CY2018	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-8200000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	77600000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-7000000.0	USD
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-186000000.0	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	182000000.0	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	189000000.0	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	375000000.0	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	259600000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	182000000.0	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	189000000.0	USD
CY2018	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	3.15
CY2019	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	3.43
CY2020	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	3.71
CY2020Q4	hubb	Numberof Joint Ventures NumberofJointVentures	2	venture
CY2020	us-gaap	Use Of Estimates UseOfEstimates	<div><span style="color:#003768;font-family:'Arial',sans-serif;font-size:12pt;font-weight:700;line-height:120%">Use of Estimates</span></div><div><span style="color:#003768;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%"> </span></div><div style="text-align:justify"><span style="color:#000000;font-family:'Arial',sans-serif;font-size:9pt;font-weight:400;line-height:120%">The preparation of financial statements in accordance with GAAP requires management to make estimates and assumptions that affect the reported amounts in the Consolidated Financial Statements and accompanying Notes to Consolidated Financial Statements. Actual results could differ from the estimates that are used.</span></div>
CY2020	hubb	Percentage Of Revenue From Service Contracts And Post Shipment Performance Obligations PercentageOfRevenueFromServiceContractsAndPostShipmentPerformanceObligations	0.03
CY2020Q4	us-gaap	Percentage Of Lifo Inventory PercentageOfLIFOInventory	0.56
CY2020Q4	us-gaap	Capitalized Computer Software Net CapitalizedComputerSoftwareNet	20700000	USD
CY2019Q4	us-gaap	Capitalized Computer Software Net CapitalizedComputerSoftwareNet	22500000	USD
CY2020	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	10200000	USD
CY2019	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	9000000.0	USD
CY2018	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	6400000	USD
CY2020	hubb	Numberof Reporting Units Step Zero Test Applied NumberofReportingUnitsStepZeroTestApplied	3	reporting_unit
CY2020	us-gaap	Number Of Reporting Units NumberOfReportingUnits	6	reporting_unit
CY2020Q4	hubb	Finite Lived Intangible Assets Percentof Gross Value Under Amortization Method FiniteLivedIntangibleAssetsPercentofGrossValueUnderAmortizationMethod	0.77
CY2019	us-gaap	Impairment Of Intangible Assets Finitelived ImpairmentOfIntangibleAssetsFinitelived	0	USD
CY2018	us-gaap	Impairment Of Intangible Assets Finitelived ImpairmentOfIntangibleAssetsFinitelived	0	USD
CY2020	us-gaap	Impairment Of Intangible Assets Finitelived ImpairmentOfIntangibleAssetsFinitelived	0	USD
CY2020	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	USD
CY2018	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	USD
CY2019	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	USD
CY2018	hubb	Research And Development Expense As Percentage Of Cost Of Goods Sold ResearchAndDevelopmentExpenseAsPercentageOfCostOfGoodsSold	0.03
CY2020	hubb	Research And Development Expense As Percentage Of Cost Of Goods Sold ResearchAndDevelopmentExpenseAsPercentageOfCostOfGoodsSold	0.03
CY2019	hubb	Research And Development Expense As Percentage Of Cost Of Goods Sold ResearchAndDevelopmentExpenseAsPercentageOfCostOfGoodsSold	0.03
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4186000000.0	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4591000000.0	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4481700000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4186000000.0	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4591000000.0	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4481700000	USD
CY2020Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	30900000	USD
CY2019Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	31000000.0	USD
CY2020	us-gaap	Increase Decrease In Contract With Customer Liability IncreaseDecreaseInContractWithCustomerLiability	-100000	USD
CY2020	us-gaap	Contract With Customer Liability Revenue Recognized ContractWithCustomerLiabilityRevenueRecognized	19700000	USD
CY2020	us-gaap	Increase Decrease In Deferred Charges IncreaseDecreaseInDeferredCharges	19600000	USD
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	305000000	USD
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P3Y
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	70800000	USD
CY2018	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	1118000000.0	USD
CY2020Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	658200000	USD
CY2019Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	696800000	USD
CY2020Q4	us-gaap	Nontrade Receivables Current NontradeReceivablesCurrent	23400000	USD
CY2019Q4	us-gaap	Nontrade Receivables Current NontradeReceivablesCurrent	29900000	USD
CY2020Q4	hubb	Receivables Gross Current ReceivablesGrossCurrent	681600000	USD
CY2019Q4	hubb	Receivables Gross Current ReceivablesGrossCurrent	726700000	USD
CY2020Q4	hubb	Allowance For Credit Memos Returns And Cash Discounts AllowanceForCreditMemosReturnsAndCashDiscounts	34400000	USD
CY2019Q4	hubb	Allowance For Credit Memos Returns And Cash Discounts AllowanceForCreditMemosReturnsAndCashDiscounts	36000000.0	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	12500000	USD
CY2019Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	7700000	USD
CY2020Q4	hubb	Total Allowances TotalAllowances	46900000	USD
CY2019Q4	hubb	Total Allowances TotalAllowances	43700000	USD
CY2020Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	634700000	USD
CY2019Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	683000000.0	USD
CY2020Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	219500000	USD
CY2019Q4	us-gaap	Inventory Raw Materials Net Of Reserves InventoryRawMaterialsNetOfReserves	217400000	USD
CY2020Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	108300000	USD
CY2019Q4	us-gaap	Inventory Work In Process Net Of Reserves InventoryWorkInProcessNetOfReserves	101800000	USD
CY2020Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	366800000	USD
CY2019Q4	us-gaap	Inventory Finished Goods Net Of Reserves InventoryFinishedGoodsNetOfReserves	403600000	USD
CY2020Q4	us-gaap	Fifo Inventory Amount FIFOInventoryAmount	694600000	USD
CY2019Q4	us-gaap	Fifo Inventory Amount FIFOInventoryAmount	722800000	USD
CY2020Q4	us-gaap	Inventory Lifo Reserve InventoryLIFOReserve	87300000	USD
CY2019Q4	us-gaap	Inventory Lifo Reserve InventoryLIFOReserve	89800000	USD
CY2020Q4	us-gaap	Inventory Net InventoryNet	607300000	USD
CY2019Q4	us-gaap	Inventory Net InventoryNet	633000000.0	USD
CY2018Q4	us-gaap	Goodwill Goodwill	1784400000	USD
CY2019	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	29400000	USD
CY2019	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	3100000	USD
CY2019	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	1100000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	1811800000	USD
CY2020	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	99700000	USD
CY2020	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	3100000	USD
CY2020	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	8700000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	1923300000	USD
CY2020	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	99700000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	1171400000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	414400000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	335800000	USD
CY2020Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	1225000000.0	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	414400000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	1063700000	USD
CY2019Q4	us-gaap	Intangible Assets Gross Excluding Goodwill IntangibleAssetsGrossExcludingGoodwill	1117300000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	335800000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	75400000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	72000000.0	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	68900000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	80400000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	74100000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	69300000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	64400000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	59800000	USD
CY2020Q4	hubb	Finite Lived Intangible Assets Percentof Gross Value Under Amortization Method FiniteLivedIntangibleAssetsPercentofGrossValueUnderAmortizationMethod	0.77
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	9300000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	9400000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	37900000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	38700000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	4300000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	4600000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	4900000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	5000000.0	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	57700000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	57700000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	50700000	USD
CY2020Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	56400000	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	6100000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	3600000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	50000000.0	USD
CY2020Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	100000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	100000	USD
CY2019Q3	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	-5000000.0	USD
CY2020Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1301700000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1254300000	USD
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	782500000	USD
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	749100000	USD
CY2019	us-gaap	Depreciation Depreciation	70000000.0	USD
CY2018	us-gaap	Depreciation Depreciation	66100000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	519200000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	505200000	USD
CY2020	us-gaap	Depreciation Depreciation	71500000	USD
CY2020Q4	hubb	Accrued Customer Incentives Current AccruedCustomerIncentivesCurrent	40700000	USD
CY2019Q4	hubb	Accrued Customer Incentives Current AccruedCustomerIncentivesCurrent	49000000.0	USD
CY2020Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	4600000	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4481700000	USD
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	533000000.0	USD
CY2019Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	6000000.0	USD
CY2020Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	30900000	USD
CY2019Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	31000000.0	USD
CY2020Q4	us-gaap	Customer Refund Liability Current CustomerRefundLiabilityCurrent	17400000	USD
CY2019Q4	us-gaap	Customer Refund Liability Current CustomerRefundLiabilityCurrent	19000000.0	USD
CY2020Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	28700000	USD
CY2019Q4	us-gaap	Product Warranty Accrual Classified Current ProductWarrantyAccrualClassifiedCurrent	24000000.0	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	32100000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	29600000	USD
CY2020Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	99600000	USD
CY2019Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	103600000	USD
CY2020Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	254000000.0	USD
CY2019Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	262200000	USD
CY2019	us-gaap	Multiemployer Plan Employer Contribution Cost MultiemployerPlanEmployerContributionCost	200000	USD
CY2020Q4	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	199000000.0	USD
CY2019Q4	us-gaap	Defined Benefit Pension Plan Liabilities Noncurrent DefinedBenefitPensionPlanLiabilitiesNoncurrent	198500000	USD
CY2020Q4	us-gaap	Other Postretirement Defined Benefit Plan Liabilities Noncurrent OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent	21200000	USD
CY2019Q4	us-gaap	Other Postretirement Defined Benefit Plan Liabilities Noncurrent OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent	21500000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	135300000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	126800000	USD
CY2020Q4	us-gaap	Product Warranty Accrual Noncurrent ProductWarrantyAccrualNoncurrent	51800000	USD
CY2019Q4	us-gaap	Product Warranty Accrual Noncurrent ProductWarrantyAccrualNoncurrent	58100000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	74900000	USD
CY2019Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	71700000	USD
CY2020Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	132400000	USD
CY2019Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	115000000.0	USD
CY2020Q4	us-gaap	Liabilities Other Than Longterm Debt Noncurrent LiabilitiesOtherThanLongtermDebtNoncurrent	614600000	USD
CY2019Q4	us-gaap	Liabilities Other Than Longterm Debt Noncurrent LiabilitiesOtherThanLongtermDebtNoncurrent	591600000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Projected Benefit Obligation DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation	865100000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Projected Benefit Obligation DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation	823800000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Accumulated Benefit Obligation DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation	865100000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Accumulated Benefit Obligation DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation	819000000.0	USD
CY2020Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Fair Value Of Plan Assets DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets	659500000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Pension Plans With Accumulated Benefit Obligations In Excess Of Plan Assets Aggregate Fair Value Of Plan Assets DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets	620000000.0	USD
CY2020Q4	hubb	Defined Contribution Plan Numberof Plans DefinedContributionPlanNumberofPlans	5	benefit_plan
CY2020	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	23100000	USD
CY2019	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	23400000	USD
CY2018	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	22500000	USD
CY2019Q4	hubb	Multiemployer Number Of Plans MultiemployerNumberOfPlans	1	benefit_plan
CY2020Q4	hubb	Multiemployer Number Of Plans MultiemployerNumberOfPlans	1	benefit_plan
CY2020	us-gaap	Multiemployer Plan Employer Contribution Cost MultiemployerPlanEmployerContributionCost	200000	USD
CY2018	us-gaap	Multiemployer Plan Employer Contribution Cost MultiemployerPlanEmployerContributionCost	200000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Weighted Average Asset Allocations DefinedBenefitPlanWeightedAverageAssetAllocations	1
CY2019Q4	us-gaap	Defined Benefit Plan Weighted Average Asset Allocations DefinedBenefitPlanWeightedAverageAssetAllocations	1
CY2020Q4	hubb	Defined Benefit Plan Plan Assets Derivative Supported By Cash Or Cash Equivalents Percentage DefinedBenefitPlanPlanAssetsDerivativeSupportedByCashOrCashEquivalentsPercentage	1
CY2020Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	805100000	USD
CY2019	hubb	Interest And Fees Paid InterestAndFeesPaid	62800000	USD
CY2019Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	743400000	USD
CY2020Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1436900000	USD
CY2019Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1506000000.0	USD
CY2020	hubb	Lineof Credit Facility Covenants Maximum Debtto Capitalization Percentage LineofCreditFacilityCovenantsMaximumDebttoCapitalizationPercentage	0.65
CY2020Q4	us-gaap	Debt Current DebtCurrent	153100000	USD
CY2019Q4	us-gaap	Debt Current DebtCurrent	65400000	USD
CY2020Q4	us-gaap	Commercial Paper CommercialPaper	150000000.0	USD
CY2019Q4	us-gaap	Commercial Paper CommercialPaper	26000000.0	USD
CY2020Q4	hubb	Short Term Debt Supporting International Operations China ShortTermDebtSupportingInternationalOperationsChina	3100000	USD
CY2019Q4	hubb	Short Term Debt Supporting International Operations China ShortTermDebtSupportingInternationalOperationsChina	5000000.0	USD
CY2020Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.0032
CY2019Q4	us-gaap	Short Term Debt Weighted Average Interest Rate ShortTermDebtWeightedAverageInterestRate	0.0259
CY2020	hubb	Interest And Fees Paid InterestAndFeesPaid	54400000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	360800000	USD
CY2018	hubb	Interest And Fees Paid InterestAndFeesPaid	59500000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	372000000.0	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	406700000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	81500000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	113800000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	106200000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	453500000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	520500000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	467000000.0	USD
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	60700000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	65000000.0	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	12300000	USD
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	16100000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	16600000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	21800000	USD
CY2018	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	17800000	USD
CY2020	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	17400000	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	25400000	USD
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	94200000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	107000000.0	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	35000000.0	USD
CY2020	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	1000000.0	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	51900000	USD
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	2400000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	8600000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	500000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	9400000	USD
CY2020	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-100000	USD
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-3000000.0	USD
CY2018	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	4600000	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	3300000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	6100000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	49000000.0	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	97500000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	113100000	USD
CY2018	us-gaap	Tax Cuts And Jobs Act Of2017 Measurement Period Adjustment Income Tax Expense Benefit TaxCutsAndJobsActOf2017MeasurementPeriodAdjustmentIncomeTaxExpenseBenefit	-6000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	9600000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	10100000	USD
CY2020Q4	hubb	Deferred Tax Assets Right Of Use Assets DeferredTaxAssetsRightOfUseAssets	26000000.0	USD
CY2019Q4	hubb	Deferred Tax Assets Right Of Use Assets DeferredTaxAssetsRightOfUseAssets	24800000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	100900000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	27800000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	26900000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	42600000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	37800000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	49600000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Pensions DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions	53400000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	6000000.0	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Postretirement Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits	6000000.0	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	7400000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	9700000	USD
CY2020Q4	hubb	Deferred Tax Assets Operating Loss And Capital Loss Carryforwards DeferredTaxAssetsOperatingLossAndCapitalLossCarryforwards	20500000	USD
CY2019Q4	hubb	Deferred Tax Assets Operating Loss And Capital Loss Carryforwards DeferredTaxAssetsOperatingLossAndCapitalLossCarryforwards	21300000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	16400000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	11900000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	205900000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	201900000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	34200000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	29000000.0	USD
CY2020Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	171700000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	172900000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Undistributed Foreign Earnings DeferredTaxLiabilitiesUndistributedForeignEarnings	9600000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Undistributed Foreign Earnings DeferredTaxLiabilitiesUndistributedForeignEarnings	8600000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	218300000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	212300000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	25100000	USD
CY2020	us-gaap	Income Taxes Paid IncomeTaxesPaid	96200000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	24200000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	48900000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	48400000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	301900000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	293500000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	130200000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	120600000	USD
CY2020Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	5100000	USD
CY2019Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	6200000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	135300000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	126800000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	130200000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	120600000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards DeferredTaxAssetsTaxCreditCarryforwards	27800000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	19900000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	34200000	USD
CY2020Q4	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	360000000	USD
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	91900000	USD
CY2018	us-gaap	Income Taxes Paid IncomeTaxesPaid	106300000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	41900000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	38900000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	29500000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	7400000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	7000000.0	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	3800000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	6200000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	5200000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	1700000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	4500000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	1600000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	7400000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	400000	USD
CY2018	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	100000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	47600000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	41900000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	38900000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	38600000	USD
CY2020Q4	hubb	Unrecognized Tax Benefits Timing Of Deductibility Unknown UnrecognizedTaxBenefitsTimingOfDeductibilityUnknown	4900000	USD
CY2020	us-gaap	Other Tax Expense Benefit OtherTaxExpenseBenefit	200000	USD
CY2019	us-gaap	Other Tax Expense Benefit OtherTaxExpenseBenefit	100000	USD
CY2018	us-gaap	Other Tax Expense Benefit OtherTaxExpenseBenefit	1800000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	7300000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	7100000	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	0.210
CY2020	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.030
CY2019	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.028
CY2018	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.045
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.001
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.007
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.011
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.015
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.012
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Research EffectiveIncomeTaxRateReconciliationTaxCreditsResearch	0.010
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Percent EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Percent	0
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Percent EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Percent	0
CY2018	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.216
CY2020Q4	us-gaap	Receivables Net Current ReceivablesNetCurrent	634700000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	12500000	USD
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Percent EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Percent	-0.013
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.009
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.002
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.005
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.215
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.217
CY2020	us-gaap	Allowance For Doubtful Accounts Receivable Period Increase Decrease AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease	4800000	USD
CY2020Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	80400000	USD
CY2019Q4	us-gaap	Investments Fair Value Disclosure InvestmentsFairValueDisclosure	69900000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	57700000	USD
CY2020Q4	us-gaap	Trading Securities TradingSecurities	22700000	USD
CY2020Q4	us-gaap	Deferred Compensation Arrangement With Individual Recorded Liability DeferredCompensationArrangementWithIndividualRecordedLiability	22700000	USD
CY2019	hubb	Multiemployer Plan Pension Employer Contribution Settlement Cost MultiemployerPlanPensionEmployerContributionSettlementCost	10000000.0	USD
CY2020	us-gaap	Proceeds From Sale Of Trading Securities Heldforinvestment ProceedsFromSaleOfTradingSecuritiesHeldforinvestment	2000000.0	USD
CY2020Q4	us-gaap	Cash Flow Hedge Derivative Instrument Liabilities At Fair Value CashFlowHedgeDerivativeInstrumentLiabilitiesAtFairValue	800000	USD
CY2020Q4	us-gaap	Fair Value Net Asset Liability FairValueNetAssetLiability	83500000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	50700000	USD
CY2019Q4	us-gaap	Trading Securities TradingSecurities	19200000	USD
CY2019Q4	us-gaap	Deferred Compensation Arrangement With Individual Recorded Liability DeferredCompensationArrangementWithIndividualRecordedLiability	19200000	USD
CY2019Q4	us-gaap	Cash Flow Hedge Derivative Instrument Liabilities At Fair Value CashFlowHedgeDerivativeInstrumentLiabilitiesAtFairValue	300000	USD
CY2019Q4	us-gaap	Fair Value Net Asset Liability FairValueNetAssetLiability	77900000	USD
CY2020	us-gaap	Payments To Acquire Trading Securities Heldforinvestment PaymentsToAcquireTradingSecuritiesHeldforinvestment	3000000.0	USD
CY2019	us-gaap	Payments To Acquire Trading Securities Heldforinvestment PaymentsToAcquireTradingSecuritiesHeldforinvestment	3200000	USD
CY2019	us-gaap	Proceeds From Sale Of Trading Securities Heldforinvestment ProceedsFromSaleOfTradingSecuritiesHeldforinvestment	1300000	USD
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	1436900000	USD
CY2019Q4	us-gaap	Long Term Debt LongTermDebt	1540400000	USD
CY2020Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	1569500000	USD
CY2019Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	1592200000	USD
CY2019Q2	us-gaap	Multiemployer Plans Withdrawal Obligation MultiemployerPlansWithdrawalObligation	22900000	USD
CY2020	hubb	Multiemployer Plan Pension Employer Contribution Settlement Cost MultiemployerPlanPensionEmployerContributionSettlementCost	6000000.0	USD
CY2020Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	7600000	USD
CY2019Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	8000000.0	USD
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	9700000	shares
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	23900000	USD
CY2019	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	16400000	USD
CY2018	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	24200000	USD
CY2020	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	3200000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	2200000	USD
CY2018	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	5300000	USD
CY2020	hubb	Excess Tax Benefit From Sharebased Compensation Net Windfall Operating Activities ExcessTaxBenefitFromSharebasedCompensationNetWindfallOperatingActivities	3400000	USD
CY2019	hubb	Excess Tax Benefit From Sharebased Compensation Net Windfall Operating Activities ExcessTaxBenefitFromSharebasedCompensationNetWindfallOperatingActivities	3300000	USD
CY2018	hubb	Excess Tax Benefit From Sharebased Compensation Net Windfall Operating Activities ExcessTaxBenefitFromSharebasedCompensationNetWindfallOperatingActivities	2400000	USD
CY2020Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	19100000	USD
CY2020	us-gaap	Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	400000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	200000	USD
CY2018	us-gaap	Employee Service Share Based Compensation Allocation Of Recognized Period Costs Capitalized Amount EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	200000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	351200000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	400900000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	360200000	USD
CY2020	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	1300000	USD
CY2019	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	1500000	USD
CY2018	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	1300000	USD
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	349900000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	399400000	USD
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	54600000	shares
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	358900000	USD
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	54200000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	54400000	shares
CY2020	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	300000	shares
CY2019	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	300000	shares
CY2018	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	300000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	54500000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	54700000	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	54900000	shares
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.46
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	7.35
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	6.57
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.43
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	7.31
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	6.54
CY2018	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-15900000	USD
CY2020	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-12200000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	3700000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-23000000.0	USD
CY2018	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-7100000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-17800000	USD
CY2019	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	-600000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-17200000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-8500000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4186000000.0	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4591000000.0	USD
CY2018	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4481700000	USD
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	533000000.0	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	596600000	USD
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	556900000	USD
CY2018	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	0	USD
CY2020	us-gaap	Interest Expense InterestExpense	60300000	USD
CY2018	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	USD
CY2020	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	0	USD
CY2019	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	21700000	USD
CY2019	us-gaap	Gain Loss On Sale Of Business GainLossOnSaleOfBusiness	21700000	USD
CY2020	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	7600000	USD
CY2019	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	8500000	USD
CY2019	us-gaap	Defined Benefit Plan Net Periodic Benefit Cost DefinedBenefitPlanNetPeriodicBenefitCost	8500000	USD
CY2019	us-gaap	Interest Expense InterestExpense	69400000	USD
CY2018	us-gaap	Interest Expense InterestExpense	72400000	USD
CY2020	hubb	Investment Income And Other Expense Net InvestmentIncomeAndOtherExpenseNet	-11600000	USD
CY2019	hubb	Investment Income And Other Expense Net InvestmentIncomeAndOtherExpenseNet	-19900000	USD
CY2018	hubb	Investment Income And Other Expense Net InvestmentIncomeAndOtherExpenseNet	-17500000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	453500000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	520500000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	467000000.0	USD
CY2020Q4	us-gaap	Assets Assets	5085100000	USD
CY2019Q4	us-gaap	Assets Assets	4903000000.0	USD
CY2018Q4	us-gaap	Assets Assets	4872100000	USD
CY2020	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	88400000	USD
CY2019	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	93900000	USD
CY2018	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	96200000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	157600000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	151000000.0	USD
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	148400000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4186000000.0	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	4591000000.0	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	596600000	USD
CY2018	us-gaap	Operating Income Loss OperatingIncomeLoss	556900000	USD
CY2020Q4	us-gaap	Noncurrent Assets NoncurrentAssets	3492400000	USD
CY2019Q4	us-gaap	Noncurrent Assets NoncurrentAssets	3322600000	USD
CY2018Q4	us-gaap	Noncurrent Assets NoncurrentAssets	3217400000	USD
CY2020	hubb	Export Sales From United States ExportSalesFromUnitedStates	237900000	USD
CY2019	hubb	Export Sales From United States ExportSalesFromUnitedStates	262700000	USD
CY2018	hubb	Export Sales From United States ExportSalesFromUnitedStates	261900000	USD
CY2018Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	92700000	USD
CY2019	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	15800000	USD
CY2019	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	26400000	USD
CY2019Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	82100000	USD
CY2020	us-gaap	Product Warranty Accrual Warranties Issued ProductWarrantyAccrualWarrantiesIssued	10800000	USD
CY2019	us-gaap	Restructuring Charges RestructuringCharges	32000000.0	USD
CY2020	us-gaap	Product Warranty Accrual Payments ProductWarrantyAccrualPayments	12400000	USD
CY2020Q4	us-gaap	Product Warranty Accrual ProductWarrantyAccrual	80500000	USD
CY2020	us-gaap	Restructuring Charges RestructuringCharges	24100000	USD
CY2018	us-gaap	Restructuring Charges RestructuringCharges	12000000.0	USD
CY2019Q4	us-gaap	Restructuring Reserve RestructuringReserve	17400000	USD
CY2020	us-gaap	Restructuring Charges RestructuringCharges	24100000	USD
CY2020	us-gaap	Restructuring Reserve Translation And Other Adjustment RestructuringReserveTranslationAndOtherAdjustment	-30900000	USD
CY2020Q4	us-gaap	Restructuring Reserve RestructuringReserve	10600000	USD
CY2020Q4	us-gaap	Restructuring And Related Cost Expected Cost1 RestructuringAndRelatedCostExpectedCost1	77700000	USD
CY2018	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	12000000.0	USD
CY2019	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	32000000.0	USD
CY2020	us-gaap	Restructuring And Related Cost Incurred Cost RestructuringAndRelatedCostIncurredCost	24100000	USD
CY2020Q4	us-gaap	Restructuring And Related Cost Expected Cost Remaining1 RestructuringAndRelatedCostExpectedCostRemaining1	9600000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Term Of Contract LesseeOperatingLeaseTermOfContract	P10Y
CY2020Q4	us-gaap	Lessee Operating Lease Renewal Term LesseeOperatingLeaseRenewalTerm	P5Y
CY2020	hubb	Lessee Operating Lease Termination Period LesseeOperatingLeaseTerminationPeriod	P1Y
CY2020	us-gaap	Operating Lease Expense OperatingLeaseExpense	37100000	USD
CY2019	us-gaap	Operating Lease Expense OperatingLeaseExpense	39100000	USD
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	37000000.0	USD
CY2019	us-gaap	Operating Lease Payments OperatingLeasePayments	36400000	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	39800000	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	22100000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	103000000.0	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	96800000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	103000000.0	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	96800000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	32100000	USD
CY2019Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	29600000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	74900000	USD
CY2019Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	71700000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	107000000.0	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	101300000	USD
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P4Y
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.030
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.035
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	34700000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	12300000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	8600000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	13900000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	114500000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	25300000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	19700000	USD
CY2020Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	7500000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	107000000.0	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	32700000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	24600000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	15800000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	13200000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	8400000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	15900000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	110600000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	9300000	USD
CY2020Q1	us-gaap	Profit Loss ProfitLoss	75700000	USD
CY2020Q2	us-gaap	Profit Loss ProfitLoss	89100000	USD
CY2020Q3	us-gaap	Profit Loss ProfitLoss	108600000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	101300000	USD
CY2018	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	44800000	USD
CY2020Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1108600000	USD
CY2020Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1090300000	USD
CY2020Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	949200000	USD
CY2020Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1037900000	USD
CY2020Q1	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	776800000	USD
CY2020Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	668700000	USD
CY2020Q3	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	779000000.0	USD
CY2020Q4	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	752200000	USD
CY2020Q1	us-gaap	Gross Profit GrossProfit	313500000	USD
CY2020Q2	us-gaap	Gross Profit GrossProfit	280500000	USD
CY2020Q3	us-gaap	Gross Profit GrossProfit	329600000	USD
CY2020Q4	us-gaap	Gross Profit GrossProfit	285700000	USD
CY2020Q1	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	194700000	USD
CY2020Q2	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	149000000.0	USD
CY2020Q3	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	166700000	USD
CY2020Q4	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	165900000	USD
CY2020Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.38
CY2020Q4	us-gaap	Profit Loss ProfitLoss	82600000	USD
CY2020Q1	us-gaap	Net Income Loss NetIncomeLoss	75000000.0	USD
CY2020Q2	us-gaap	Net Income Loss NetIncomeLoss	88200000	USD
CY2020Q3	us-gaap	Net Income Loss NetIncomeLoss	107100000	USD
CY2020Q4	us-gaap	Net Income Loss NetIncomeLoss	80900000	USD
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.62
CY2020Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.97
CY2020Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.49
CY2020Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.37
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.62
CY2020Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.96
CY2020Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.48
CY2019Q1	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1087300000	USD
CY2019Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1196400000	USD
CY2019Q3	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1204000000.0	USD
CY2019Q4	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1103300000	USD
CY2019Q1	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	780000000.0	USD
CY2019Q2	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	839000000.0	USD
CY2019Q3	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	842000000.0	USD
CY2019Q4	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	777300000	USD
CY2019Q1	us-gaap	Gross Profit GrossProfit	307300000	USD
CY2019Q2	us-gaap	Gross Profit GrossProfit	357400000	USD
CY2019Q3	us-gaap	Gross Profit GrossProfit	362000000.0	USD
CY2019Q4	us-gaap	Gross Profit GrossProfit	326000000.0	USD
CY2019Q1	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	186400000	USD
CY2019Q2	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	190500000	USD
CY2019Q3	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	189100000	USD
CY2019Q4	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	190100000	USD
CY2019Q1	us-gaap	Profit Loss ProfitLoss	73800000	USD
CY2019Q2	us-gaap	Profit Loss ProfitLoss	97900000	USD
CY2019Q3	us-gaap	Profit Loss ProfitLoss	132600000	USD
CY2019Q4	us-gaap	Profit Loss ProfitLoss	103100000	USD
CY2019Q1	us-gaap	Net Income Loss NetIncomeLoss	72300000	USD
CY2019Q2	us-gaap	Net Income Loss NetIncomeLoss	96000000.0	USD
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.40
CY2019Q3	us-gaap	Net Income Loss NetIncomeLoss	130700000	USD
CY2019Q4	us-gaap	Net Income Loss NetIncomeLoss	101900000	USD
CY2019Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.32
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.76
CY2019Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.87
CY2019Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.32
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.75
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.38
CY2019Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.85

Files In Submission

Name	View Source	Status
0001628280-21-001868-index-headers.html	Edgar Link	pending
0001628280-21-001868-index.html	Edgar Link	pending
0001628280-21-001868.txt	Edgar Link	pending
0001628280-21-001868-xbrl.zip	Edgar Link	pending
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Financial_Report.xlsx	Edgar Link	pending
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hubb-20201231_htm.xml	Edgar Link	completed
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$HUBB
HUBBELL INC Stock $hubb

2020 Q4 Form 10-K Financial Statement

#000162828021001868 Filed on February 11, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$HUBB HUBBELL INC Stock $hubb

2020 Q4 Form 10-K Financial Statement

#000162828021001868 Filed on February 11, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$HUBB
HUBBELL INC Stock $hubb