$VRSK
Verisk Analytics, Inc. Stock $vrsk

$vrsk Overview Financials Valuation SEC Filings Company Website

2021 Q4 Form 10-K Financial Statement

#000143774922004083 Filed on February 22, 2022

Income Statement

Concept	2021 Q4	2021 Q3	2021 Q2
Revenue	$766.0M	$759.0M	$747.5M
YoY Change	7.37%	8.01%	10.12%
Cost Of Revenue	$265.2M	$265.3M	$264.9M
YoY Change	1.8%	10.54%	12.34%
Gross Profit	$500.8M	$493.7M	$482.6M
YoY Change	10.58%	6.7%	8.94%
Gross Profit Margin	65.38%	65.05%	64.56%
Selling, General & Admin	$76.40M	$115.1M	$111.4M
YoY Change	-29.97%	19.4%	15.56%
% of Gross Profit	15.26%	23.31%	23.08%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$96.60M	$52.10M	$53.30M
YoY Change	3.65%	5.47%	16.12%
% of Gross Profit	19.29%	10.55%	11.04%
Operating Expenses	$307.0M	$115.1M	$111.4M
YoY Change	51.75%	19.4%	15.56%
Operating Profit	$193.8M	$288.9M	$267.4M
YoY Change	-22.67%	4.9%	2.96%
Interest Expense	-$29.60M	$29.90M	$31.50M
YoY Change	-14.45%	-15.3%	-7.89%
% of Operating Profit	-15.27%	10.35%	11.78%
Other Income/Expense, Net		-$29.80M	-$32.00M
YoY Change		-15.82%	-8.31%
Pretax Income	$164.2M	$259.1M	$235.4M
YoY Change	-23.98%	7.96%	4.72%
Income Tax	$22.40M	$54.20M	$83.80M
% Of Pretax Income	13.64%	20.92%	35.6%
Net Earnings	$142.1M	$201.7M	$154.0M
YoY Change	-19.35%	8.56%	-13.97%
Net Earnings / Revenue	18.55%	26.57%	20.6%
Basic Earnings Per Share		$1.25	$0.95
Diluted Earnings Per Share	$871.4K	$1.24	$0.94
COMMON SHARES
Basic Shares Outstanding	161.2M	161.4M	162.0M
Diluted Shares Outstanding		162.8M	163.0M

Balance Sheet

Concept	2021 Q4	2021 Q3	2021 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$280.3M	$302.1M	$276.3M
YoY Change	28.11%	36.2%	-10.7%
Cash & Equivalents	$280.3M	$302.1M	$276.3M
Short-Term Investments
Other Short-Term Assets	$36.70M	$40.10M	$45.40M
YoY Change	0.82%	10.77%	36.75%
Inventory
Prepaid Expenses	$102.6M	$102.9M	$98.80M
Receivables	$446.3M	$468.0M	$467.4M
Other Receivables	$36.70M	$21.00M	$30.80M
Total Short-Term Assets	$902.6M	$934.1M	$918.7M
YoY Change	13.65%	16.81%	4.55%
LONG-TERM ASSETS
Property, Plant & Equipment	$658.2M	$674.6M	$657.6M
YoY Change	4.1%	11.25%	17.41%
Goodwill	$4.331B	$4.130B	$4.169B
YoY Change	5.43%	5.21%	11.35%
Intangibles	$1.226B	$1.265B	$1.319B
YoY Change	-11.47%	-3.87%	4.33%
Long-Term Investments	$54.60M
YoY Change
Other Assets	$430.5M	$392.7M	$382.9M
YoY Change	17.72%	20.83%	23.8%
Total Long-Term Assets	$6.906B	$6.728B	$6.795B
YoY Change	2.04%	4.81%	10.86%
TOTAL ASSETS
Total Short-Term Assets	$902.6M	$934.1M	$918.7M
Total Long-Term Assets	$6.906B	$6.728B	$6.795B
Total Assets	$7.808B	$7.663B	$7.714B
YoY Change	3.26%	6.13%	10.07%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$320.7M	$440.0M	$386.9M
YoY Change	-21.15%	19.14%	20.01%
Accrued Expenses	$41.20M	$41.30M	$38.80M
YoY Change	6.46%	5.36%	2.37%
Deferred Revenue	$501.0M	$584.4M	$655.3M
YoY Change	7.35%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$971.3M	$766.6M	$403.2M
YoY Change	88.86%	66.51%	-10.99%
Total Short-Term Liabilities	$1.843B	$1.843B	$1.494B
YoY Change	28.82%	29.53%	0.24%
LONG-TERM LIABILITIES
Long-Term Debt	$2.343B	$2.343B	$2.700B
YoY Change	-13.22%	-13.18%	0.36%
Other Long-Term Liabilities	$54.40M	$48.70M	$51.20M
YoY Change	-15.92%	-27.42%	-10.18%
Total Long-Term Liabilities	$54.40M	$48.70M	$51.20M
YoY Change	-15.92%	-27.42%	-10.18%
TOTAL LIABILITIES
Total Short-Term Liabilities	$1.843B	$1.843B	$1.494B
Total Long-Term Liabilities	$54.40M	$48.70M	$51.20M
Total Liabilities	$4.966B	$4.929B	$4.943B
YoY Change	2.1%	2.72%	2.31%
SHAREHOLDERS EQUITY
Retained Earnings	$5.240B	$5.146B	$4.991B
YoY Change	10.04%	11.13%	11.19%
Common Stock	$2.609B	$2.568B	$2.535B
YoY Change	4.73%	4.17%	4.2%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$4.638B	$4.570B	$4.424B
YoY Change	10.98%	10.58%	8.2%
Treasury Stock Shares	$382.4M	$382.6M	$382.1M
Shareholders Equity	$2.817B	$2.714B	$2.754B
YoY Change
Total Liabilities & Shareholders Equity	$7.808B	$7.663B	$7.714B
YoY Change	3.26%	6.13%	10.07%

Cashflow Statement

Concept	2021 Q4	2021 Q3	2021 Q2
OPERATING ACTIVITIES
Net Income	$142.1M	$201.7M	$154.0M
YoY Change	-19.35%	8.56%	-13.97%
Depreciation, Depletion And Amortization	$96.60M	$52.10M	$53.30M
YoY Change	3.65%	5.47%	16.12%
Cash From Operating Activities	$188.6M	$285.2M	$233.2M
YoY Change	-24.26%	37.71%	-6.53%
INVESTING ACTIVITIES
Capital Expenditures	-$85.30M	$61.40M	$62.50M
YoY Change	17.82%	-5.25%	10.23%
Acquisitions		$17.90M	$17.80M
YoY Change		-88.22%
Other Investing Activities	-$245.5M	$0.00	-$400.0K
YoY Change	54.69%	-100.0%	-126.67%
Cash From Investing Activities	-$330.8M	-$87.70M	-$99.80M
YoY Change	43.14%	-59.95%	71.48%
FINANCING ACTIVITIES
Cash Dividend Paid		$46.80M	$47.10M
YoY Change		6.61%	7.05%
Common Stock Issuance & Retirement, Net		$150.0M	$150.0M
YoY Change		200.0%	100.0%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	118.2M	-$169.2M	-$248.7M
YoY Change	-549.43%	121.18%	185.86%
NET CHANGE
Cash From Operating Activities	188.6M	$285.2M	$233.2M
Cash From Investing Activities	-330.8M	-$87.70M	-$99.80M
Cash From Financing Activities	118.2M	-$169.2M	-$248.7M
Net Change In Cash	-24.00M	$25.80M	-$114.6M
YoY Change	185.71%	-129.45%	-209.14%
FREE CASH FLOW
Cash From Operating Activities	$188.6M	$285.2M	$233.2M
Capital Expenditures	-$85.30M	$61.40M	$62.50M
Free Cash Flow	$273.9M	$223.8M	$170.7M
YoY Change	-14.78%	57.27%	-11.46%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2019	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	2178151
CY2020	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	2155084
CY2021	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	2545191
CY2021	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	9300000	USD
CY2020	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	11100000	USD
CY2019	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	10400000	USD
CY2021	vrsk	Unbilled Receivables Expected Billing Period UnbilledReceivablesExpectedBillingPeriod	P1Y
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod	P10Y
CY2020Q4	us-gaap	Cash Fdic Insured Amount CashFDICInsuredAmount	250000.0	USD
CY2019Q4	vrsk	Number Of Banks NumberOfBanks	10	pure
CY2020Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	0	USD
CY2021	dei	Auditor Location AuditorLocation	Parsippany, New Jersey
CY2021Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2020Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		USD
CY2021Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2020Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.001
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	2000000000
CY2020Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	2000000000
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	544003038
CY2020Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	544003038
CY2021Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	161651639
CY2020Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	162817526
CY2021Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	392351399
CY2020Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	381185512
CY2020	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2021	us-gaap	Open Tax Year OpenTaxYear	2017 2018 2019 2020 2021
CY2020Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	2000000000
CY2021Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2020Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.29
CY2021Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.29
CY2021Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.29
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1	P4Y
CY2021	vrsk	Number Of Service Hours NumberOfServiceHours	1000	pure
CY2021	vrsk	Profit Sharing Contributions ProfitSharingContributions	0	USD
CY2019	vrsk	Profit Sharing Contributions ProfitSharingContributions	0	USD
CY2021Q4	us-gaap	Defined Benefit Plan Expected Future Employer Contributions Next Fiscal Year DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear	0	USD
CY2020	us-gaap	Defined Benefit Plan Prescription Drug Benefit Accumulated Postretirement Benefit Obligation Decrease For Subsidy DefinedBenefitPlanPrescriptionDrugBenefitAccumulatedPostretirementBenefitObligationDecreaseForSubsidy	800000	USD
CY2020	us-gaap	Related Party Transaction Amounts Of Transaction RelatedPartyTransactionAmountsOfTransaction	0	USD
CY2020Q4	vrsk	Percentage Of Ownership On Outstanding Common Stock Required To Become Related Party PercentageOfOwnershipOnOutstandingCommonStockRequiredToBecomeRelatedParty	0.05	pure
CY2020	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	0	USD
CY2019	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	0	USD
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	280300000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	218800000	USD
CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	446300000	USD
CY2020Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	432400000	USD
CY2021Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	102600000	USD
CY2020Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	81200000	USD
CY2021Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	36700000	USD
CY2020Q4	us-gaap	Other Assets Current OtherAssetsCurrent	36400000	USD
CY2021Q4	us-gaap	Assets Current AssetsCurrent	902600000	USD
CY2020Q4	us-gaap	Assets Current AssetsCurrent	794200000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	658200000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	632300000	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	253100000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	267600000	USD
CY2021Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1225900000	USD
CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1384800000	USD
CY2021Q4	us-gaap	Goodwill Goodwill	4331200000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	4108100000	USD
CY2021Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	6600000	USD
CY2020Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	9100000	USD
CY2021Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	430500000	USD
CY2020Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	365700000	USD
CY2021Q4	us-gaap	Assets Assets	7808100000	USD
CY2021	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-125100000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-375700000	USD
CY2020Q4	us-gaap	Assets Assets	7561800000	USD
CY2021Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	320700000	USD
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	2816500000	USD
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	2698200000	USD
CY2020	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-140600000	USD
CY2021Q4	us-gaap	Minority Interest MinorityInterest	26000000.0	USD
CY2019	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-128500000	USD
CY2020Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	407300000	USD
CY2020Q4	us-gaap	Minority Interest MinorityInterest	0	USD
CY2021Q4	us-gaap	Debt Current DebtCurrent	971300000	USD
CY2020Q4	us-gaap	Debt Current DebtCurrent	514300000	USD
CY2021Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	501000000.0	USD
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2842500000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2698200000	USD
CY2020Q4	us-gaap	Contract With Customer Liability Current ContractWithCustomerLiabilityCurrent	466700000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	875400000	USD
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	7808100000	USD
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	41200000	USD
CY2020Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	7561800000	USD
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2998600000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2784600000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2607100000	USD
CY2021	us-gaap	Cost Of Revenue CostOfRevenue	1057800000	USD
CY2020	us-gaap	Cost Of Revenue CostOfRevenue	993900000	USD
CY2019	us-gaap	Cost Of Revenue CostOfRevenue	976800000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	897500000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	38700000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	568400000	USD
CY2021	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	422700000	USD
CY2020	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	413900000	USD
CY2021Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	9000000.0	USD
CY2019	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	603500000	USD
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	206900000	USD
CY2020	us-gaap	Depreciation And Amortization DepreciationAndAmortization	192200000	USD
CY2020Q4	us-gaap	Taxes Payable Current TaxesPayableCurrent	3800000	USD
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	185700000	USD
CY2021Q4	us-gaap	Liabilities Current LiabilitiesCurrent	1843200000	USD
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	176700000	USD
CY2020Q4	us-gaap	Liabilities Current LiabilitiesCurrent	1430800000	USD
CY2021Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	2342800000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	2699600000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	165900000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	138000000.0	USD
CY2021Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	470500000	USD
CY2021	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-134000000.0	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	396900000	USD
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	254700000	USD
CY2020	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	19400000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	271600000	USD
CY2019	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-6200000	USD
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	209100000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	184800000	USD
CY2021	us-gaap	Costs And Expenses CostsAndExpenses	1998100000	USD
CY2020	us-gaap	Costs And Expenses CostsAndExpenses	1746500000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	118500000	USD
CY2019	us-gaap	Costs And Expenses CostsAndExpenses	1910200000	USD
CY2021	us-gaap	Profit Loss ProfitLoss	666300000	USD
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	1000500000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	712700000	USD
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	1038100000	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	696900000	USD
CY2021	vrsk	Investment Loss Income And Other Net InvestmentLossIncomeAndOtherNet	1900000	USD
CY2019	us-gaap	Interest Expense InterestExpense	126800000	USD
CY2020	vrsk	Investment Loss Income And Other Net InvestmentLossIncomeAndOtherNet	-2400000	USD
CY2019	vrsk	Investment Loss Income And Other Net InvestmentLossIncomeAndOtherNet	-1700000	USD
CY2021Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	54400000	USD
CY2021	us-gaap	Interest Expense InterestExpense	127000000.0	USD
CY2020	us-gaap	Interest Expense InterestExpense	138200000	USD
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-394600000	USD
CY2020Q4	us-gaap	Other Liabilities Noncurrent OtherLiabilitiesNoncurrent	64700000	USD
CY2020Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	25400000	USD
CY2021Q4	us-gaap	Other Assets Current OtherAssetsCurrent	36700000	USD
CY2021Q4	us-gaap	Liabilities Liabilities	4965600000	USD
CY2020Q4	us-gaap	Liabilities Liabilities	4863600000	USD
CY2021Q4	us-gaap	Common Stock Value CommonStockValue	100000	USD
CY2020Q4	us-gaap	Common Stock Value CommonStockValue	100000	USD
CY2021Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	2608700000	USD
CY2020Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	2490900000	USD
CY2021Q4	us-gaap	Treasury Stock Value TreasuryStockValue	4638100000	USD
CY2020Q4	us-gaap	Treasury Stock Value TreasuryStockValue	4179300000	USD
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	5240400000	USD
CY2020Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	4762200000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	449900000	USD
CY2021	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	100000	USD
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-0	USD
CY2019	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	-0	USD
CY2021	us-gaap	Net Income Loss NetIncomeLoss	666200000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	712700000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	449900000	USD
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.12
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.38
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.75
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.08
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.31
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.70
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	161841441
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	162610586
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	163535438
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	163338909
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	165320709
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	166560115
CY2021	us-gaap	Profit Loss ProfitLoss	666300000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	712700000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	449900000	USD
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	-46300000	USD
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	107900000	USD
CY2019	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax	88400000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-26900000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-3300000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	-16600000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-19400000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	111200000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	105000000.0	USD
CY2021	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	646900000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	823900000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	554900000	USD
CY2021	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-400000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-0	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	-0	USD
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	647300000	USD
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	823900000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	554900000	USD
CY2018Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2070600000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	449900000	USD
CY2019	us-gaap	Dividends Common Stock DividendsCommonStock	164100000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	105000000.0	USD
CY2019	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	300000000.0	USD
CY2019	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	57900000	USD
CY2019	vrsk	Restricted Stock Lapses RestrictedStockLapses	0	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	42700000	USD
CY2019	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	5500000	USD
CY2019	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	4300000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2260800000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	712700000	USD
CY2020	us-gaap	Dividends Common Stock DividendsCommonStock	176500000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	111200000	USD
CY2020	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	348800000	USD
CY2020	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	92200000	USD
CY2020	vrsk	Restricted Stock Lapses RestrictedStockLapses	0	USD
CY2020	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	47600000	USD
CY2020	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	4100000	USD
CY2020	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	5500000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2698200000	USD
CY2021	us-gaap	Profit Loss ProfitLoss	666300000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-19400000	USD
CY2021	us-gaap	Noncontrolling Interest Increase From Business Combination NoncontrollingInterestIncreaseFromBusinessCombination	26400000	USD
CY2021	us-gaap	Dividends Common Stock DividendsCommonStock	188000000.0	USD
CY2021	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	475000000.0	USD
CY2021	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	84000000.0	USD
CY2021	vrsk	Restricted Stock Lapses RestrictedStockLapses	0	USD
CY2021	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	55700000	USD
CY2021	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	11800000	USD
CY2021	us-gaap	Stock Issued During Period Value Other StockIssuedDuringPeriodValueOther	6100000	USD
CY2021Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2842500000	USD
CY2021	us-gaap	Profit Loss ProfitLoss	666300000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	712700000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	449900000	USD
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	206900000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	192200000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	185700000	USD
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	176700000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	165900000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	138000000.0	USD
CY2021	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	-1400000	USD
CY2020	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	-1800000	USD
CY2019	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	-3900000	USD
CY2021	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	17700000	USD
CY2020	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	13100000	USD
CY2019	us-gaap	Provision For Doubtful Accounts ProvisionForDoubtfulAccounts	7200000	USD
CY2021	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	-0	USD
CY2020	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	19400000	USD
CY2019	us-gaap	Gain Loss On Sales Of Assets And Asset Impairment Charges GainLossOnSalesOfAssetsAndAssetImpairmentCharges	-6200000	USD
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	55700000	USD
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	47600000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	42700000	USD
CY2021	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	-0	USD
CY2020	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	-0	USD
CY2019	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	900000	USD
CY2021	us-gaap	Asset Impairment Charges AssetImpairmentCharges	134000000.0	USD
CY2020	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	0	USD
CY2021	vrsk	Change In Deferred Income Tax ChangeInDeferredIncomeTax	49800000	USD
CY2020	vrsk	Change In Deferred Income Tax ChangeInDeferredIncomeTax	31100000	USD
CY2019	vrsk	Change In Deferred Income Tax ChangeInDeferredIncomeTax	-29300000	USD
CY2021	vrsk	Gain Loss On Disposition Of Fixed Assets Net GainLossOnDispositionOfFixedAssetsNet	-400000	USD
CY2020	vrsk	Gain Loss On Disposition Of Fixed Assets Net GainLossOnDispositionOfFixedAssetsNet	-600000	USD
CY2019	vrsk	Gain Loss On Disposition Of Fixed Assets Net GainLossOnDispositionOfFixedAssetsNet	-300000	USD
CY2021	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	29700000	USD
CY2020	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	-1800000	USD
CY2019	us-gaap	Increase Decrease In Accounts Receivable IncreaseDecreaseInAccountsReceivable	70300000	USD
CY2021	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	33600000	USD
CY2020	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	66500000	USD
CY2019	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	19700000	USD
CY2021	vrsk	Increase Decrease In Operating Lease Right Of Use Assets IncreaseDecreaseInOperatingLeaseRightOfUseAssets	-41300000	USD
CY2020	vrsk	Increase Decrease In Operating Lease Right Of Use Assets IncreaseDecreaseInOperatingLeaseRightOfUseAssets	-43100000	USD
CY2019	vrsk	Increase Decrease In Operating Lease Right Of Use Assets IncreaseDecreaseInOperatingLeaseRightOfUseAssets	-51300000	USD
CY2021	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	-5700000	USD
CY2020	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	-500000	USD
CY2019	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	15000000.0	USD
CY2021	vrsk	Increase Decrease In Acquisition Related Liabilities IncreaseDecreaseInAcquisitionRelatedLiabilities	0	USD
CY2020	vrsk	Increase Decrease In Acquisition Related Liabilities IncreaseDecreaseInAcquisitionRelatedLiabilities	-77000000.0	USD
CY2019	vrsk	Increase Decrease In Acquisition Related Liabilities IncreaseDecreaseInAcquisitionRelatedLiabilities	70400000	USD
CY2021	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-80800000	USD
CY2020	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	24300000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	150900000	USD
CY2021	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	32400000	USD
CY2020	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	21200000	USD
CY2019	us-gaap	Increase Decrease In Deferred Revenue IncreaseDecreaseInDeferredRevenue	11400000	USD
CY2021	vrsk	Increase Decrease In Operating Lease Liabilities IncreaseDecreaseInOperatingLeaseLiabilities	-41300000	USD
CY2020	vrsk	Increase Decrease In Operating Lease Liabilities IncreaseDecreaseInOperatingLeaseLiabilities	-29600000	USD
CY2019	vrsk	Increase Decrease In Operating Lease Liabilities IncreaseDecreaseInOperatingLeaseLiabilities	-49500000	USD
CY2021	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-35800000	USD
CY2020	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	5800000	USD
CY2019	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-6900000	USD
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1155700000	USD
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	1068200000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	956300000	USD
CY2021	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	289800000	USD
CY2020	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	275800000	USD
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	699200000	USD
CY2021	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	0	USD
CY2020	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	23100000	USD
CY2019	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	0	USD
CY2021	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	23600000	USD
CY2020	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	94800000	USD
CY2019	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	-0	USD
CY2021	us-gaap	Payments For Proceeds From Deposits On Real Estate Acquisitions PaymentsForProceedsFromDepositsOnRealEstateAcquisitions	9200000	USD
CY2020	us-gaap	Payments For Proceeds From Deposits On Real Estate Acquisitions PaymentsForProceedsFromDepositsOnRealEstateAcquisitions	9300000	USD
CY2019	us-gaap	Payments For Proceeds From Deposits On Real Estate Acquisitions PaymentsForProceedsFromDepositsOnRealEstateAcquisitions	4500000	USD
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	268400000	USD
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	246800000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	216800000	USD
CY2021	us-gaap	Payment For Contingent Consideration Liability Investing Activities PaymentForContingentConsiderationLiabilityInvestingActivities	1200000	USD
CY2020	us-gaap	Payment For Contingent Consideration Liability Investing Activities PaymentForContingentConsiderationLiabilityInvestingActivities	-0	USD
CY2019	us-gaap	Payment For Contingent Consideration Liability Investing Activities PaymentForContingentConsiderationLiabilityInvestingActivities	-0	USD
CY2021	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-200000	USD
CY2020	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-7800000	USD
CY2019	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	7400000	USD
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-592000000.0	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-595800000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-927900000	USD
CY2021	vrsk	Proceeds From Repayments Of Shortterm Debt Net Excluding Debt Maturing In More Than Three Months ProceedsFromRepaymentsOfShorttermDebtNetExcludingDebtMaturingInMoreThanThreeMonths	560000000.0	USD
CY2020	vrsk	Proceeds From Repayments Of Shortterm Debt Net Excluding Debt Maturing In More Than Three Months ProceedsFromRepaymentsOfShorttermDebtNetExcludingDebtMaturingInMoreThanThreeMonths	-445000000.0	USD
CY2019	vrsk	Proceeds From Repayments Of Shortterm Debt Net Excluding Debt Maturing In More Than Three Months ProceedsFromRepaymentsOfShorttermDebtNetExcludingDebtMaturingInMoreThanThreeMonths	80000000.0	USD
CY2021	vrsk	Repayments Of Longterm Debt Current RepaymentsOfLongtermDebtCurrent	450000000.0	USD
CY2020	vrsk	Repayments Of Longterm Debt Current RepaymentsOfLongtermDebtCurrent	-0	USD
CY2019	vrsk	Repayments Of Longterm Debt Current RepaymentsOfLongtermDebtCurrent	250000000.0	USD
CY2021	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	USD
CY2020	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	494800000	USD
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	619700000	USD
CY2021	us-gaap	Proceeds From Short Term Debt Maturing In More Than Three Months ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths	0	USD
CY2020	us-gaap	Proceeds From Short Term Debt Maturing In More Than Three Months ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths	20000000.0	USD
CY2019	us-gaap	Proceeds From Short Term Debt Maturing In More Than Three Months ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths	0	USD
CY2021	us-gaap	Repayments Of Short Term Debt Maturing In More Than Three Months RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	-0	USD
CY2020	us-gaap	Repayments Of Short Term Debt Maturing In More Than Three Months RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	20000000.0	USD
CY2019	us-gaap	Repayments Of Short Term Debt Maturing In More Than Three Months RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths	-0	USD
CY2021	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	-0	USD
CY2020	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	5700000	USD
CY2019	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	6300000	USD
CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	475000000.0	USD
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	348800000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	300000000.0	USD
CY2021	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	11800000	USD
CY2020	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	4100000	USD
CY2019	us-gaap	Payments Related To Tax Withholding For Share Based Compensation PaymentsRelatedToTaxWithholdingForShareBasedCompensation	5500000	USD
CY2021	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	-0	USD
CY2020	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	34200000	USD
CY2019	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	-0	USD
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	84300000	USD
CY2020	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	88000000.0	USD
CY2019	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	52400000	USD
CY2021	us-gaap	Payments Of Dividends PaymentsOfDividends	188200000	USD
CY2020	us-gaap	Payments Of Dividends PaymentsOfDividends	175800000	USD
CY2019	us-gaap	Payments Of Dividends PaymentsOfDividends	163500000	USD
CY2021	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-18200000	USD
CY2020	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-14400000	USD
CY2019	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-15900000	USD
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-498900000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-445200000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	10900000	USD
CY2021	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	-3300000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	6700000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	6100000	USD
CY2021	vrsk	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Cash Held For Sale Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsCashHeldForSalePeriodIncreaseDecreaseIncludingExchangeRateEffect	61500000	USD
CY2020	vrsk	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Cash Held For Sale Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsCashHeldForSalePeriodIncreaseDecreaseIncludingExchangeRateEffect	33900000	USD
CY2019	vrsk	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Cash Held For Sale Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsCashHeldForSalePeriodIncreaseDecreaseIncludingExchangeRateEffect	45400000	USD
CY2021	vrsk	Cash Classified Within Current Assets Held For Sale Period Increase Decrease Including Exchange Rate Effect CashClassifiedWithinCurrentAssetsHeldForSalePeriodIncreaseDecreaseIncludingExchangeRateEffect	0	USD
CY2020	vrsk	Cash Classified Within Current Assets Held For Sale Period Increase Decrease Including Exchange Rate Effect CashClassifiedWithinCurrentAssetsHeldForSalePeriodIncreaseDecreaseIncludingExchangeRateEffect	300000	USD
CY2019	vrsk	Cash Classified Within Current Assets Held For Sale Period Increase Decrease Including Exchange Rate Effect CashClassifiedWithinCurrentAssetsHeldForSalePeriodIncreaseDecreaseIncludingExchangeRateEffect	-300000	USD
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	61500000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	34200000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	45100000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	218800000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	184600000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	139500000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	280300000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	218800000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	184600000	USD
CY2021	us-gaap	Income Taxes Paid IncomeTaxesPaid	175000000.0	USD
CY2020	us-gaap	Income Taxes Paid IncomeTaxesPaid	156500000	USD
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	139800000	USD
CY2021	us-gaap	Interest Paid Net InterestPaidNet	129000000.0	USD
CY2020	us-gaap	Interest Paid Net InterestPaidNet	134300000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	119900000	USD
CY2021	vrsk	Deferred Tax Liability Established On Date Of Acquisition DeferredTaxLiabilityEstablishedOnDateOfAcquisition	21000000.0	USD
CY2020	vrsk	Deferred Tax Liability Established On Date Of Acquisition DeferredTaxLiabilityEstablishedOnDateOfAcquisition	13000000.0	USD
CY2019	vrsk	Deferred Tax Liability Established On Date Of Acquisition DeferredTaxLiabilityEstablishedOnDateOfAcquisition	43400000	USD
CY2021	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	0	USD
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	0	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	247600000	USD
CY2021	vrsk	Finance Lease Additions Net Of Disposals FinanceLeaseAdditionsNetOfDisposals	7000000.0	USD
CY2020	vrsk	Finance Lease Additions Net Of Disposals FinanceLeaseAdditionsNetOfDisposals	30900000	USD
CY2019	vrsk	Finance Lease Additions Net Of Disposals FinanceLeaseAdditionsNetOfDisposals	20200000	USD
CY2021	vrsk	Operating Lease Obligations Incurred Net Of Terminations OperatingLeaseObligationsIncurredNetOfTerminations	22400000	USD
CY2020	vrsk	Operating Lease Obligations Incurred Net Of Terminations OperatingLeaseObligationsIncurredNetOfTerminations	87800000	USD
CY2019	vrsk	Operating Lease Obligations Incurred Net Of Terminations OperatingLeaseObligationsIncurredNetOfTerminations	13700000	USD
CY2021	vrsk	Tenant Improvements Included In Operating Lease Rightofuse Assets Net TenantImprovementsIncludedInOperatingLeaseRightofuseAssetsNet	0	USD
CY2020	vrsk	Tenant Improvements Included In Operating Lease Rightofuse Assets Net TenantImprovementsIncludedInOperatingLeaseRightofuseAssetsNet	0	USD
CY2019	vrsk	Tenant Improvements Included In Operating Lease Rightofuse Assets Net TenantImprovementsIncludedInOperatingLeaseRightofuseAssetsNet	1700000	USD
CY2021	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	5300000	USD
CY2020	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	800000	USD
CY2019	us-gaap	Capital Expenditures Incurred But Not Yet Paid CapitalExpendituresIncurredButNotYetPaid	1600000	USD
CY2021	vrsk	Held For Sale Assets Contributed To Nonpublic Company HeldForSaleAssetsContributedToNonpublicCompany	0	USD
CY2020	vrsk	Held For Sale Assets Contributed To Nonpublic Company HeldForSaleAssetsContributedToNonpublicCompany	65900000	USD
CY2019	vrsk	Held For Sale Assets Contributed To Nonpublic Company HeldForSaleAssetsContributedToNonpublicCompany	0	USD
CY2020Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	468200000	USD
CY2021	vrsk	Escrow Release EscrowRelease	12100000	USD
CY2020	vrsk	Escrow Release EscrowRelease	800000	USD
CY2021Q4	vrsk	Current Portion Of Escrow CurrentPortionOfEscrow	10600000	USD
CY2020Q4	vrsk	Current Portion Of Escrow CurrentPortionOfEscrow	1500000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	104600000	USD
CY2021Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	86800000	USD
CY2020Q4	us-gaap	Contract With Customer Liability Noncurrent ContractWithCustomerLiabilityNoncurrent	73800000	USD
CY2021	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	49200000	USD
CY2020	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	48900000	USD
CY2019	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	60000000.0	USD
CY2021	us-gaap	Advertising Expense AdvertisingExpense	12000000.0	USD
CY2020	us-gaap	Advertising Expense AdvertisingExpense	8500000	USD
CY2019	us-gaap	Advertising Expense AdvertisingExpense	10700000	USD
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	206900000	USD
CY2020	us-gaap	Depreciation And Amortization DepreciationAndAmortization	192200000	USD
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	185700000	USD
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2021	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	137500000	USD
CY2020	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	120600000	USD
CY2019	us-gaap	Capitalized Computer Software Amortization1 CapitalizedComputerSoftwareAmortization1	100200000	USD
CY2021Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	467600000	USD
CY2020Q4	us-gaap	Accounts Receivable Gross Current AccountsReceivableGrossCurrent	450100000	USD
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	21300000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	17700000	USD
CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	446300000	USD
CY2020Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	432400000	USD
CY2021Q4	us-gaap	Business Combination Contingent Consideration Liability Noncurrent BusinessCombinationContingentConsiderationLiabilityNoncurrent	21700000	USD
CY2020Q4	us-gaap	Business Combination Contingent Consideration Liability Noncurrent BusinessCombinationContingentConsiderationLiabilityNoncurrent	200000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	551800000	USD
CY2021Q4	us-gaap	Cash Fdic Insured Amount CashFDICInsuredAmount	250000.0	USD
CY2021Q4	vrsk	Number Of Banks NumberOfBanks	15	pure
CY2021Q4	vrsk	Cash Balances On Deposit Fdic Insured Amount CashBalancesOnDepositFdicInsuredAmount	40300000	USD
CY2020Q4	vrsk	Cash Balances On Deposit Fdic Insured Amount CashBalancesOnDepositFdicInsuredAmount	92800000	USD
CY2021Q4	vrsk	Cash Deposit With Foreign Banks CashDepositWithForeignBanks	240400000	USD
CY2020Q4	vrsk	Cash Deposit With Foreign Banks CashDepositWithForeignBanks	122500000	USD
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2998600000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2784600000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2607100000	USD
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2998600000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2784600000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2607100000	USD
CY2021Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	0	USD
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	504800000	USD
CY2019Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	443200000	USD
CY2020	vrsk	Contract With Customer Liability Revenue Recognized During Period ContractWithCustomerLiabilityRevenueRecognizedDuringPeriod	2784600000	USD
CY2020	vrsk	Contract With Customer Liability Billings ContractWithCustomerLiabilityBillings	2809600000	USD
CY2020Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	468200000	USD
CY2021	vrsk	Contract With Customer Liability Revenue Recognized During Period ContractWithCustomerLiabilityRevenueRecognizedDuringPeriod	2998600000	USD
CY2021	vrsk	Contract With Customer Liability Billings ContractWithCustomerLiabilityBillings	3035200000	USD
CY2021Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	504800000	USD
CY2021	vrsk	Revenue Remaining Performance Obligation Current Percentage RevenueRemainingPerformanceObligationCurrentPercentage	0.97	pure
CY2020	vrsk	Revenue Remaining Performance Obligation Current Percentage RevenueRemainingPerformanceObligationCurrentPercentage	0.99	pure
CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	52500000	USD
CY2020	us-gaap	Operating Lease Cost OperatingLeaseCost	52200000	USD
CY2021	us-gaap	Sublease Income SubleaseIncome	1700000	USD
CY2020	us-gaap	Sublease Income SubleaseIncome	300000	USD
CY2021	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	13900000	USD
CY2020	us-gaap	Finance Lease Right Of Use Asset Amortization FinanceLeaseRightOfUseAssetAmortization	13400000	USD
CY2021	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	800000	USD
CY2020	us-gaap	Finance Lease Interest Expense FinanceLeaseInterestExpense	700000	USD
CY2021	us-gaap	Lease Cost LeaseCost	65500000	USD
CY2020	us-gaap	Lease Cost LeaseCost	66000000.0	USD
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	51300000	USD
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	52000000.0	USD
CY2021	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	800000	USD
CY2020	us-gaap	Finance Lease Interest Payment On Liability FinanceLeaseInterestPaymentOnLiability	700000	USD
CY2021	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	18200000	USD
CY2020	us-gaap	Finance Lease Principal Payments FinanceLeasePrincipalPayments	14400000	USD
CY2021Q4	vrsk	Unamortized Costs Capitalized UnamortizedCostsCapitalized	59400000	USD
CY2020Q4	vrsk	Unamortized Costs Capitalized UnamortizedCostsCapitalized	53500000	USD
CY2021Q4	us-gaap	Escrow Deposit EscrowDeposit	4700000	USD
CY2021Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P8Y6M
CY2020Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P9Y3M18D
CY2021Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P1Y7M6D
CY2020Q4	us-gaap	Finance Lease Weighted Average Remaining Lease Term1 FinanceLeaseWeightedAverageRemainingLeaseTerm1	P2Y2M12D
CY2021Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.038	pure
CY2020Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.039	pure
CY2021Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.038	pure
CY2020Q4	us-gaap	Finance Lease Weighted Average Discount Rate Percent FinanceLeaseWeightedAverageDiscountRatePercent	0.041	pure
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	51500000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	13000000.0	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	48900000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	1300000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	40000000.0	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	400000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	35400000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	100000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	30300000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	0	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	145800000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	0	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	351900000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	14800000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	56000000.0	USD
CY2021Q4	us-gaap	Finance Lease Liability Undiscounted Excess Amount FinanceLeaseLiabilityUndiscountedExcessAmount	1500000	USD
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	295900000	USD
CY2021Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	13300000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1631100000	USD
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	972900000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	658200000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	1469300000	USD
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	837000000.0	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	632300000	USD
CY2020Q4	us-gaap	Escrow Deposit EscrowDeposit	18500000	USD
CY2021Q4	us-gaap	Business Combination Contingent Consideration Liability Current BusinessCombinationContingentConsiderationLiabilityCurrent	500000	USD
CY2020Q4	us-gaap	Business Combination Contingent Consideration Liability Current BusinessCombinationContingentConsiderationLiabilityCurrent	600000	USD
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2021	us-gaap	Asset Impairment Charges AssetImpairmentCharges	134000000.0	USD
CY2021	us-gaap	Impairment Of Intangible Assets Excluding Goodwill ImpairmentOfIntangibleAssetsExcludingGoodwill	88200000	USD
CY2021	us-gaap	Tangible Asset Impairment Charges TangibleAssetImpairmentCharges	45800000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	3864300000	USD
CY2020	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	171700000	USD
CY2020	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	-4100000	USD
CY2020	vrsk	Goodwill Reclassification Adjustments GoodwillReclassificationAdjustments	1900000	USD
CY2020	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	74300000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	4108100000	USD
CY2021	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	257100000	USD
CY2021	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	-300000	USD
CY2021	vrsk	Goodwill Reclassification Adjustments GoodwillReclassificationAdjustments	0	USD
CY2021	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-33700000	USD
CY2021Q4	us-gaap	Goodwill Goodwill	4331200000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	2355100000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	1129200000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1225900000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	2345100000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	960300000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1384800000	USD
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	176700000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	165900000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	138000000.0	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	170600000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	155800000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	133800000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	109300000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	1225900000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	805300000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	834000000.0	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	553900000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	70100000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	63500000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	14500000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	875400000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	897500000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	568400000	USD
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	116800000	USD
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	111000000.0	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	109900000	USD
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	21100000	USD
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	23100000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	21400000	USD
CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	21400000	USD
CY2020	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	18900000	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	14600000	USD
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	159300000	USD
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	153000000.0	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	145900000	USD
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	19800000	USD
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	22600000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-14300000	USD
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	11800000	USD
CY2020	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	7400000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-200000	USD
CY2021	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	18200000	USD
CY2020	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	1800000	USD
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-12900000	USD
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	49800000	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	31800000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-27400000	USD
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	209100000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	184800000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	118500000	USD
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210	pure
CY2020	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210	pure
CY2019	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210	pure
CY2021	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.028	pure
CY2020	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.027	pure
CY2019	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.028	pure
CY2021	vrsk	Effective Income Tax Rate Reconciliation Change In Foreign Enacted Tax Rate Percent EffectiveIncomeTaxRateReconciliationChangeInForeignEnactedTaxRatePercent	0.038	pure
CY2020	vrsk	Effective Income Tax Rate Reconciliation Change In Foreign Enacted Tax Rate Percent EffectiveIncomeTaxRateReconciliationChangeInForeignEnactedTaxRatePercent	0.015	pure
CY2019	vrsk	Effective Income Tax Rate Reconciliation Change In Foreign Enacted Tax Rate Percent EffectiveIncomeTaxRateReconciliationChangeInForeignEnactedTaxRatePercent	0	pure
CY2021	vrsk	Effective Income Tax Rate Reconciliation Tax Expense Benefit Foreign Derived Rate Change Percent EffectiveIncomeTaxRateReconciliationTaxExpenseBenefitForeignDerivedRateChangePercent	-0.009	pure
CY2020	vrsk	Effective Income Tax Rate Reconciliation Tax Expense Benefit Foreign Derived Rate Change Percent EffectiveIncomeTaxRateReconciliationTaxExpenseBenefitForeignDerivedRateChangePercent	-0.008	pure
CY2019	vrsk	Effective Income Tax Rate Reconciliation Tax Expense Benefit Foreign Derived Rate Change Percent EffectiveIncomeTaxRateReconciliationTaxExpenseBenefitForeignDerivedRateChangePercent	-0.012	pure
CY2021	vrsk	Effective Income Tax Rate Reconciliation Tax Expense Benefit Global Intangible Lowtaxed Income Percent EffectiveIncomeTaxRateReconciliationTaxExpenseBenefitGlobalIntangibleLowtaxedIncomePercent	0.015	pure
CY2020	vrsk	Effective Income Tax Rate Reconciliation Tax Expense Benefit Global Intangible Lowtaxed Income Percent EffectiveIncomeTaxRateReconciliationTaxExpenseBenefitGlobalIntangibleLowtaxedIncomePercent	0	pure
CY2019	vrsk	Effective Income Tax Rate Reconciliation Tax Expense Benefit Global Intangible Lowtaxed Income Percent EffectiveIncomeTaxRateReconciliationTaxExpenseBenefitGlobalIntangibleLowtaxedIncomePercent	0	pure
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	-0.033	pure
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	-0.037	pure
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Percent EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent	-0.030	pure
CY2021	vrsk	Effective Income Tax Rate Reconciliation Earnouts Percent EffectiveIncomeTaxRateReconciliationEarnoutsPercent	0	pure
CY2020	vrsk	Effective Income Tax Rate Reconciliation Earnouts Percent EffectiveIncomeTaxRateReconciliationEarnoutsPercent	0	pure
CY2019	vrsk	Effective Income Tax Rate Reconciliation Earnouts Percent EffectiveIncomeTaxRateReconciliationEarnoutsPercent	0.020	pure
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.010	pure
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.001	pure
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.007	pure
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.239	pure
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.206	pure
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.209	pure
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	49000000.0	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	56700000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Deferred Rent DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent	10500000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Deferred Rent DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsDeferredRent	10300000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	18000000.0	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	22700000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Legal Settlements DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements	0	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Legal Settlements DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLegalSettlements	31300000	USD
CY2021Q4	vrsk	Deferred Tax Assets Capital And Other Unrealized Loss Carryforwards DeferredTaxAssetsCapitalAndOtherUnrealizedLossCarryforwards	1500000	USD
CY2020Q4	vrsk	Deferred Tax Assets Capital And Other Unrealized Loss Carryforwards DeferredTaxAssetsCapitalAndOtherUnrealizedLossCarryforwards	1600000	USD
CY2021Q4	vrsk	Deferred Tax Assets Interest Expense DeferredTaxAssetsInterestExpense	58700000	USD
CY2020Q4	vrsk	Deferred Tax Assets Interest Expense DeferredTaxAssetsInterestExpense	44100000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	7400000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	12200000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	145100000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	178900000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	64100000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	48000000.0	USD
CY2021Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	81000000.0	USD
CY2020Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	130900000	USD
CY2021Q4	vrsk	Deferred Tax Liabilities Depreciation And Amortization DeferredTaxLiabilitiesDepreciationAndAmortization	461600000	USD
CY2020Q4	vrsk	Deferred Tax Liabilities Depreciation And Amortization DeferredTaxLiabilitiesDepreciationAndAmortization	445300000	USD
CY2021Q4	vrsk	Deferred Tax Liabilities Commissions DeferredTaxLiabilitiesCommissions	20200000	USD
CY2020Q4	vrsk	Deferred Tax Liabilities Commissions DeferredTaxLiabilitiesCommissions	16600000	USD
CY2021Q4	vrsk	Deferred Tax Liabilities Pensions DeferredTaxLiabilitiesPensions	54100000	USD
CY2020Q4	vrsk	Deferred Tax Liabilities Pensions DeferredTaxLiabilitiesPensions	49400000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	9000000.0	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	7400000	USD
CY2021Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	544900000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	518700000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	463900000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	387800000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	463900000	USD
CY2021Q4	us-gaap	Operating Loss Carryforwards OperatingLossCarryforwards	154600000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	9900000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	11500000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	17400000	USD
CY2021	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	1300000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	500000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	600000	USD
CY2021	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	100000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	200000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	3300000	USD
CY2021	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	-0	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	2400000	USD
CY2021	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	7700000	USD
CY2020	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	1900000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	800000	USD
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	3400000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	9900000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	11500000	USD
CY2021Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	3400000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	8100000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	8600000	USD
CY2021Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	500000	USD
CY2020Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	3900000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	4600000	USD
CY2021Q4	us-gaap	Significant Change In Unrecognized Tax Benefits Is Reasonably Possible Amount Of Unrecorded Benefit SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit	600000	USD
CY2021Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	169500000	USD
CY2020Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	158700000	USD
CY2021Q4	us-gaap	Litigation Reserve Current LitigationReserveCurrent	6500000	USD
CY2020Q4	us-gaap	Litigation Reserve Current LitigationReserveCurrent	126500000	USD
CY2021Q4	vrsk	Escrow Liabilities Current EscrowLiabilitiesCurrent	10600000	USD
CY2020Q4	vrsk	Escrow Liabilities Current EscrowLiabilitiesCurrent	1500000	USD
CY2021Q4	us-gaap	Interest Payable Current InterestPayableCurrent	16300000	USD
CY2020Q4	us-gaap	Interest Payable Current InterestPayableCurrent	20700000	USD
CY2021Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	117300000	USD
CY2020Q4	us-gaap	Other Liabilities Current OtherLiabilitiesCurrent	99300000	USD
CY2021Q4	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	500000	USD
CY2020Q4	us-gaap	Business Combination Contingent Consideration Liability BusinessCombinationContingentConsiderationLiability	600000	USD
CY2021Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	320700000	USD
CY2020Q4	us-gaap	Accounts Payable And Accrued Liabilities Current AccountsPayableAndAccruedLiabilitiesCurrent	407300000	USD
CY2021Q4	vrsk	Pension Benefit Assets Noncurrent PensionBenefitAssetsNoncurrent	130500000	USD
CY2020Q4	vrsk	Pension Benefit Assets Noncurrent PensionBenefitAssetsNoncurrent	77300000	USD
CY2021Q4	us-gaap	Prepaid Expense Noncurrent PrepaidExpenseNoncurrent	73000000.0	USD
CY2020Q4	us-gaap	Prepaid Expense Noncurrent PrepaidExpenseNoncurrent	70600000	USD
CY2021Q4	vrsk	Business Acquisition Escrow Noncurrent BusinessAcquisitionEscrowNoncurrent	4700000	USD
CY2020Q4	vrsk	Business Acquisition Escrow Noncurrent BusinessAcquisitionEscrowNoncurrent	18500000	USD
CY2021Q4	vrsk	Investments Noncurrent InvestmentsNoncurrent	216200000	USD
CY2020Q4	vrsk	Investments Noncurrent InvestmentsNoncurrent	192600000	USD
CY2021Q4	vrsk	Deposits And Other Noncurrent Assets DepositsAndOtherNoncurrentAssets	6100000	USD
CY2020Q4	vrsk	Deposits And Other Noncurrent Assets DepositsAndOtherNoncurrentAssets	6700000	USD
CY2021Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	430500000	USD
CY2020Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	365700000	USD
CY2021Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	971300000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations Current LongTermDebtAndCapitalLeaseObligationsCurrent	514300000	USD
CY2021Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	1200000	USD
CY2020Q4	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	1600000	USD
CY2021Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	2342800000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	2699600000	USD
CY2021Q4	us-gaap	Long Term Debt And Capital Lease Obligations Including Current Maturities LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities	3314100000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations Including Current Maturities LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities	3213900000	USD
CY2021Q4	us-gaap	Interest Payable Current InterestPayableCurrent	16300000	USD
CY2020Q4	us-gaap	Interest Payable Current InterestPayableCurrent	20700000	USD
CY2021	vrsk	Interest Expense Excluding Earn Out Interest InterestExpenseExcludingEarnOutInterest	127000000.0	USD
CY2020	vrsk	Interest Expense Excluding Earn Out Interest InterestExpenseExcludingEarnOutInterest	138300000	USD
CY2019	vrsk	Interest Expense Excluding Earn Out Interest InterestExpenseExcludingEarnOutInterest	125700000	USD
CY2021Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	5100000	USD
CY2020Q4	us-gaap	Letters Of Credit Outstanding Amount LettersOfCreditOutstandingAmount	5400000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	971700000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	1300000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	400000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	900100000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	0	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	1450000000.0	USD
CY2021Q4	us-gaap	Long Term Debt LongTermDebt	3323500000	USD
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	2000000000
CY2021Q4	us-gaap	Share Price SharePrice	228.73
CY2020Q4	us-gaap	Share Price SharePrice	206.34
CY2019Q4	us-gaap	Share Price SharePrice	147.50
CY2021Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	80000000
CY2021Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.001
CY2021Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.29
CY2021	us-gaap	Payments Of Dividends PaymentsOfDividends	188200000	USD
CY2020	us-gaap	Payments Of Dividends PaymentsOfDividends	175800000	USD
CY2021	vrsk	Accelerated Share Repurchases Initial Price Shares AcceleratedShareRepurchasesInitialPriceShares	2102055
CY2021	vrsk	Common Stock Reissued CommonStockReissued	1379304
CY2020	vrsk	Common Stock Reissued CommonStockReissued	1811046
CY2019	vrsk	Common Stock Reissued CommonStockReissued	1369305
CY2021Q4	vrsk	Common Stock Weighted Average Price CommonStockWeightedAveragePrice	11.78
CY2020Q4	vrsk	Common Stock Weighted Average Price CommonStockWeightedAveragePrice	10.67
CY2019Q4	vrsk	Common Stock Weighted Average Price CommonStockWeightedAveragePrice	9.72
CY2020	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	112300000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	1100000	USD
CY2021	us-gaap	Net Income Loss NetIncomeLoss	666200000	USD
CY2020	us-gaap	Net Income Loss NetIncomeLoss	712700000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	449900000	USD
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	161841441
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	162610586
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	163535438
CY2021	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1497468
CY2020	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2710123
CY2019	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	3024677
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	163338909
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	165320709
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	166560115
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	620241
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	513137
CY2019	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	674983
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax	-338000000.0	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax	-292200000	USD
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	56600000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	83500000	USD
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-394600000	USD
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-375700000	USD
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent	-45800000	USD
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Translation Adjustment Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToParent	-0	USD
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent	-45800000	USD
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Before Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToNoncontrollingInterest	-500000	USD
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Translation Adjustment Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToNoncontrollingInterest	-0	USD
CY2021	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Adjustment Net Of Tax Portion Attributable To Noncontrolling Interest OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest	-500000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	-46300000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-0	USD
CY2021	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-46300000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	-10600000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	8800000	USD
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-19400000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	107900000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-0	USD
CY2020	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	107900000	USD
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	111200000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	88400000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	-0	USD
CY2019	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	88400000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	110200000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	5200000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	105000000.0	USD
CY2020	vrsk	Profit Sharing Contributions ProfitSharingContributions	0	USD
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	6820046
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	67.27
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	284900000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	920398
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	135.64
CY2019	vrsk	Sharebased Compensation Arrangement By Sharebased Payment Award Options Dividends Reinvested In Period SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsDividendsReinvestedInPeriod	0
CY2019	vrsk	Sharebased Compensation Arrangements By Sharebased Payment Award Options Dividends Reinvested In Period Weighted Average Exercise Price SharebasedCompensationArrangementsBySharebasedPaymentAwardOptionsDividendsReinvestedInPeriodWeightedAverageExercisePrice	0
CY2019	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	1131970
CY2019	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	51.20
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	101000000.0	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	175660
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	92.27
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	6432814
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	79.51
CY2019Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	449200000	USD
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	936843
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	159.28
CY2020	vrsk	Sharebased Compensation Arrangement By Sharebased Payment Award Options Dividends Reinvested In Period SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsDividendsReinvestedInPeriod	0
CY2020	vrsk	Sharebased Compensation Arrangements By Sharebased Payment Award Options Dividends Reinvested In Period Weighted Average Exercise Price SharebasedCompensationArrangementsBySharebasedPaymentAwardOptionsDividendsReinvestedInPeriodWeightedAverageExercisePrice	0
CY2020	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	1623740
CY2020	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	56.83
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	189800000	USD
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	134140
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	125.95
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	5611777
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	98.28
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	613400000	USD
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	750822
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	189.29
CY2021	vrsk	Sharebased Compensation Arrangement By Sharebased Payment Award Options Dividends Reinvested In Period SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsDividendsReinvestedInPeriod	0
CY2021	vrsk	Sharebased Compensation Arrangements By Sharebased Payment Award Options Dividends Reinvested In Period Weighted Average Exercise Price SharebasedCompensationArrangementsBySharebasedPaymentAwardOptionsDividendsReinvestedInPeriodWeightedAverageExercisePrice	0
CY2021	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	1146422
CY2021	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	73.30
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	147600000	USD
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	149079
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	155.40
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	5067098
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	115.73
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	572600000	USD
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	3173592
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	89.14
CY2021Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	443000000.0	USD
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	3494164
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	76.84
CY2020Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	456900000	USD
CY2021Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares	1893506
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	1641393
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.2366	pure
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.1848	pure
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.1876	pure
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0039	pure
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0151	pure
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0225	pure
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P4Y3M18D
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P4Y3M18D
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P4Y4M24D
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0063	pure
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0071	pure
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0080	pure
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	35.15
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	25.87
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	24.13
CY2018Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares	2459929
CY2018Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue	17.41
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	920398
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	24.13
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares	947708
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue	17.29
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Options Forfeited Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares	175660
CY2019	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Options Forfeited Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue	17.77
CY2019Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares	2256959
CY2019Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue	20.17
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	936843
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	25.87
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares	942049
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue	18.30
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Options Forfeited Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares	134140
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Options Forfeited Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue	22.40
CY2020Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares	2117613
CY2020Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue	23.39
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	750822
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	35.15
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares	825850
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedWeightedAverageGrantDateFairValue	21.62
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Options Forfeited Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfShares	149079
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Options Forfeited Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedWeightedAverageGrantDateFairValue	27.54
CY2021Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares	1893506
CY2021Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue	28.49
CY2021	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	35900000	USD
CY2020	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	42900000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	23200000	USD
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	55700000	USD
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	47600000	USD
CY2019	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	42700000	USD
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y
CY2021	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P4Y9M18D
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y
CY2020	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P4Y8M12D
CY2021Q4	vrsk	Unrecognized Compensation Cost Related To Nonvested Share Based Compensation Arrangements UnrecognizedCompensationCostRelatedToNonvestedShareBasedCompensationArrangements	88000000.0	USD
CY2021	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P2Y3M18D
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Maximum Employee Subscription Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate	0.200	pure
CY2021	vrsk	Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Short Term Incentive Compensation Available For Payroll Deductions Maximum ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfShortTermIncentiveCompensationAvailableForPayrollDeductionsMaximum	0.500	pure
CY2021Q4	vrsk	Share Based Compensation Arrangement By Share Based Payment Award Payroll Deductions Amount Maximum ShareBasedCompensationArrangementByShareBasedPaymentAwardPayrollDeductionsAmountMaximum	25000.0	USD
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Discount From Market Price Purchase Date ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate	0.050	pure
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Discount From Market Price Purchase Date ShareBasedCompensationArrangementByShareBasedPaymentAwardDiscountFromMarketPricePurchaseDate	0.050	pure
CY2021	us-gaap	Defined Benefit Plan Prescription Drug Benefit Accumulated Postretirement Benefit Obligation Decrease For Subsidy DefinedBenefitPlanPrescriptionDrugBenefitAccumulatedPostretirementBenefitObligationDecreaseForSubsidy	800000	USD
CY2021	us-gaap	Prescription Drug Benefit Effect Of Subsidy On Net Periodic Postretirement Benefit Cost1 PrescriptionDrugBenefitEffectOfSubsidyOnNetPeriodicPostretirementBenefitCost1	75800	USD
CY2020	us-gaap	Prescription Drug Benefit Effect Of Subsidy On Net Periodic Postretirement Benefit Cost1 PrescriptionDrugBenefitEffectOfSubsidyOnNetPeriodicPostretirementBenefitCost1	58200	USD
CY2019	us-gaap	Prescription Drug Benefit Effect Of Subsidy On Net Periodic Postretirement Benefit Cost1 PrescriptionDrugBenefitEffectOfSubsidyOnNetPeriodicPostretirementBenefitCost1	48500	USD
CY2021Q4	us-gaap	Defined Benefit Plan Plan Assets Target Allocation Percentage DefinedBenefitPlanPlanAssetsTargetAllocationPercentage	1.000	pure
CY2021Q4	us-gaap	Defined Benefit Plan Weighted Average Asset Allocations DefinedBenefitPlanWeightedAverageAssetAllocations	1.000	pure
CY2020Q4	us-gaap	Defined Benefit Plan Weighted Average Asset Allocations DefinedBenefitPlanWeightedAverageAssetAllocations	1.000	pure
CY2021Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	555700000	USD
CY2020Q4	us-gaap	Defined Benefit Plan Fair Value Of Plan Assets DefinedBenefitPlanFairValueOfPlanAssets	531300000	USD
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2998600000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2784600000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2607100000	USD
CY2021	us-gaap	Cost Of Revenue CostOfRevenue	1057800000	USD
CY2020	us-gaap	Cost Of Revenue CostOfRevenue	993900000	USD
CY2019	us-gaap	Cost Of Revenue CostOfRevenue	976800000	USD
CY2021	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	422700000	USD
CY2020	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	413900000	USD
CY2019	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	603500000	USD
CY2021	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-134000000.0	USD
CY2020	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	19400000	USD
CY2019	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-6200000	USD
CY2021	vrsk	Investment Loss Income And Other Net InvestmentLossIncomeAndOtherNet	1900000	USD
CY2020	vrsk	Investment Loss Income And Other Net InvestmentLossIncomeAndOtherNet	-2400000	USD
CY2019	vrsk	Investment Loss Income And Other Net InvestmentLossIncomeAndOtherNet	-1700000	USD
CY2021	vrsk	Earnings Before Interest Income Taxes Depreciation And Amortization From Reportable Segment EarningsBeforeInterestIncomeTaxesDepreciationAndAmortizationFromReportableSegment	1386000000.0	USD
CY2020	vrsk	Earnings Before Interest Income Taxes Depreciation And Amortization From Reportable Segment EarningsBeforeInterestIncomeTaxesDepreciationAndAmortizationFromReportableSegment	1393800000	USD
CY2019	vrsk	Earnings Before Interest Income Taxes Depreciation And Amortization From Reportable Segment EarningsBeforeInterestIncomeTaxesDepreciationAndAmortizationFromReportableSegment	1018900000	USD
CY2021	us-gaap	Depreciation And Amortization DepreciationAndAmortization	206900000	USD
CY2020	us-gaap	Depreciation And Amortization DepreciationAndAmortization	192200000	USD
CY2019	us-gaap	Depreciation And Amortization DepreciationAndAmortization	185700000	USD
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	176700000	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	165900000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	138000000.0	USD
CY2021	us-gaap	Interest Expense InterestExpense	127000000.0	USD
CY2020	us-gaap	Interest Expense InterestExpense	138200000	USD
CY2019	us-gaap	Interest Expense InterestExpense	126800000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	875400000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	897500000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	568400000	USD
CY2021Q4	us-gaap	Noncurrent Assets NoncurrentAssets	6905500000	USD
CY2020Q4	us-gaap	Noncurrent Assets NoncurrentAssets	6767600000	USD
CY2021	us-gaap	Related Party Transaction Amounts Of Transaction RelatedPartyTransactionAmountsOfTransaction	0	USD
CY2021Q4	vrsk	Percentage Of Ownership On Outstanding Common Stock Required To Become Related Party PercentageOfOwnershipOnOutstandingCommonStockRequiredToBecomeRelatedParty	0.05	pure
CY2021	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	0	USD

Files In Submission

Name	View Source	Status
0001437749-22-004083-index-headers.html	Edgar Link	pending
0001437749-22-004083-index.html	Edgar Link	pending
0001437749-22-004083.txt	Edgar Link	pending
0001437749-22-004083-xbrl.zip	Edgar Link	pending
ex_310110.htm	Edgar Link	pending
ex_310111.htm	Edgar Link	pending
ex_310112.htm	Edgar Link	pending
ex_310113.htm	Edgar Link	pending
ex_328977.htm	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
performancegraph.jpg	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R100.htm	Edgar Link	pending
R101.htm	Edgar Link	pending
R102.htm	Edgar Link	pending
R103.htm	Edgar Link	pending
R104.htm	Edgar Link	pending
R105.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
R32.htm	Edgar Link	pending
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
R45.htm	Edgar Link	pending
R46.htm	Edgar Link	pending
R47.htm	Edgar Link	pending
R48.htm	Edgar Link	pending
R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R50.htm	Edgar Link	pending
R51.htm	Edgar Link	pending
R52.htm	Edgar Link	pending
R53.htm	Edgar Link	pending
R54.htm	Edgar Link	pending
R55.htm	Edgar Link	pending
R56.htm	Edgar Link	pending
R57.htm	Edgar Link	pending
R58.htm	Edgar Link	pending
R59.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R60.htm	Edgar Link	pending
R61.htm	Edgar Link	pending
R62.htm	Edgar Link	pending
R63.htm	Edgar Link	pending
R64.htm	Edgar Link	pending
R65.htm	Edgar Link	pending
R66.htm	Edgar Link	pending
R67.htm	Edgar Link	pending
R68.htm	Edgar Link	pending
R69.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R70.htm	Edgar Link	pending
R71.htm	Edgar Link	pending
R72.htm	Edgar Link	pending
R73.htm	Edgar Link	pending
R74.htm	Edgar Link	pending
R75.htm	Edgar Link	pending
R76.htm	Edgar Link	pending
R77.htm	Edgar Link	pending
R78.htm	Edgar Link	pending
R79.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R80.htm	Edgar Link	pending
R81.htm	Edgar Link	pending
R82.htm	Edgar Link	pending
R83.htm	Edgar Link	pending
R84.htm	Edgar Link	pending
R85.htm	Edgar Link	pending
R86.htm	Edgar Link	pending
R87.htm	Edgar Link	pending
R88.htm	Edgar Link	pending
R89.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
R90.htm	Edgar Link	pending
R91.htm	Edgar Link	pending
R92.htm	Edgar Link	pending
R93.htm	Edgar Link	pending
R94.htm	Edgar Link	pending
R95.htm	Edgar Link	pending
R96.htm	Edgar Link	pending
R97.htm	Edgar Link	pending
R98.htm	Edgar Link	pending
R99.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending
vrsk-20211231.xsd	Edgar Link	pending
vrsk-20211231_cal.xml	Edgar Link	unprocessable
vrsk-20211231_def.xml	Edgar Link	unprocessable
vrsk-20211231_lab.xml	Edgar Link	unprocessable
vrsk-20211231_pre.xml	Edgar Link	unprocessable
vrsk20211231_10k.htm	Edgar Link	pending
vrsk20211231_10k_htm.xml	Edgar Link	completed

Create your account

Find Stocks Worth Researching

Deeply Understand Businesses

Value Businesses Intelligently

$VRSK
Verisk Analytics, Inc. Stock $vrsk

2021 Q4 Form 10-K Financial Statement

#000143774922004083 Filed on February 22, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$VRSK Verisk Analytics, Inc. Stock $vrsk

2021 Q4 Form 10-K Financial Statement

#000143774922004083 Filed on February 22, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$VRSK
Verisk Analytics, Inc. Stock $vrsk