$MORN
Morningstar, Inc. Stock $morn

$morn Overview Financials Valuation SEC Filings Company Website

2021 Q4 Form 10-K Financial Statement

#000128941922000005 Filed on February 25, 2022

Income Statement

Concept	2021 Q4	2021	2020 Q4
Revenue	$462.2M	$1.699B	$380.4M
YoY Change	21.5%	22.3%	14.44%
Cost Of Revenue	$189.6M	$698.4M	$149.6M
YoY Change	26.74%	25.52%	5.28%
Gross Profit	$272.6M	$1.001B	$230.8M
YoY Change	18.11%	20.14%	21.28%
Gross Profit Margin	58.98%	58.9%	60.67%
Selling, General & Admin	$159.4M	$593.2M	$129.9M
YoY Change	22.71%	24.0%	11.12%
% of Gross Profit	58.47%	59.27%	56.28%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$38.40M	$150.7M	$35.80M
YoY Change	7.26%	8.03%	6.23%
% of Gross Profit	14.09%	15.06%	15.51%
Operating Expenses	$197.8M	$593.2M	$165.7M
YoY Change	19.37%	24.0%	10.03%
Operating Profit	$74.80M	$257.0M	$65.10M
YoY Change	14.9%	19.42%	63.98%
Interest Expense	$400.0K	-$8.700M	$27.90M
YoY Change	-98.57%	-8.42%	-920.59%
% of Operating Profit	0.53%	-3.39%	42.86%
Other Income/Expense, Net	-$1.000M	-$6.500M	$28.30M
YoY Change	-103.53%	-109.59%	-807.5%
Pretax Income	$74.20M	$218.3M	$93.40M
YoY Change	-20.56%	10.59%	161.62%
Income Tax	$18.50M	$62.60M	$19.10M
% Of Pretax Income	24.93%	28.68%	20.45%
Net Earnings	$56.50M	$193.3M	$76.20M
YoY Change	-25.85%	-13.55%	176.09%
Net Earnings / Revenue	12.22%	11.38%	20.03%
Basic Earnings Per Share		$4.50
Diluted Earnings Per Share	$1.293M	$4.45	$1.743M
COMMON SHARES
Basic Shares Outstanding	43.10M shares	43.00M shares	42.90M shares
Diluted Shares Outstanding		43.40M shares	43.20M shares

Balance Sheet

Concept	2021 Q4	2021	2020 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$546.1M	$546.1M	$464.2M
YoY Change	17.64%	17.64%	26.31%
Cash & Equivalents	$483.8M	$483.8M	$422.5M
Short-Term Investments	$62.30M	$62.30M	$41.70M
Other Short-Term Assets	$1.900M	$32.50M	$5.700M
YoY Change	-66.67%	-13.1%	-76.25%
Inventory
Prepaid Expenses	$30.60M		$31.70M
Receivables	$268.9M	$300.1M	$205.1M
Other Receivables	$8.900M	$8.900M	$2.200M
Total Short-Term Assets	$887.6M	$887.6M	$730.0M
YoY Change	21.59%	21.59%	21.02%
LONG-TERM ASSETS
Property, Plant & Equipment	$171.8M	$321.0M	$155.1M
YoY Change	10.77%	6.01%	0.26%
Goodwill	$1.207B		$1.205B
YoY Change	0.17%		15.97%
Intangibles
YoY Change
Long-Term Investments	$63.30M	$63.30M	$32.60M
YoY Change	94.17%	94.17%	-45.3%
Other Assets	$11.70M	$24.50M	$14.40M
YoY Change	-18.75%	-9.26%	21.01%
Total Long-Term Assets	$1.975B	$1.975B	$1.966B
YoY Change	0.46%	0.46%	11.22%
TOTAL ASSETS
Total Short-Term Assets	$887.6M	$887.6M	$730.0M
Total Long-Term Assets	$1.975B	$1.975B	$1.966B
Total Assets	$2.863B	$2.863B	$2.696B
YoY Change	6.18%	6.18%	13.71%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$76.50M	$76.50M	$64.50M
YoY Change	18.6%	18.6%	9.51%
Accrued Expenses	$310.1M	$310.1M	$209.1M
YoY Change	48.3%	48.3%	20.66%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change			-100.0%
Long-Term Debt Due			$0.00
YoY Change			-100.0%
Total Short-Term Liabilities	$783.5M	$783.5M	$626.5M
YoY Change	25.06%	25.06%	26.36%
LONG-TERM LIABILITIES
Long-Term Debt	$359.4M	$359.4M	$449.1M
YoY Change	-19.97%	-19.97%	-10.56%
Other Long-Term Liabilities	$13.80M	$202.2M	$33.80M
YoY Change	-59.17%	-15.79%	196.49%
Total Long-Term Liabilities	$373.2M	$561.6M	$482.9M
YoY Change	-22.72%	-18.51%	-5.96%
TOTAL LIABILITIES
Total Short-Term Liabilities	$783.5M	$783.5M	$626.5M
Total Long-Term Liabilities	$373.2M	$561.6M	$482.9M
Total Liabilities	$1.447B	$1.447B	$1.425B
YoY Change	1.56%	1.56%	10.67%
SHAREHOLDERS EQUITY
Retained Earnings	$1.527B		$1.389B
YoY Change	9.87%		14.08%
Common Stock	$689.0M		$671.3M
YoY Change	2.64%		2.49%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$764.3M		$767.3M
YoY Change	-0.39%		5.3%
Treasury Stock Shares	11.12M shares		11.14M shares
Shareholders Equity	$1.416B	$1.416B	$1.271B
YoY Change
Total Liabilities & Shareholders Equity	$2.863B	$2.863B	$2.696B
YoY Change	6.18%	6.18%	13.71%

Cashflow Statement

Concept	2021 Q4	2021	2020 Q4
OPERATING ACTIVITIES
Net Income	$56.50M	$193.3M	$76.20M
YoY Change	-25.85%	-13.55%	176.09%
Depreciation, Depletion And Amortization	$38.40M	$150.7M	$35.80M
YoY Change	7.26%	8.03%	6.23%
Cash From Operating Activities	$135.9M	$449.9M	$114.6M
YoY Change	18.59%	17.07%	38.91%
INVESTING ACTIVITIES
Capital Expenditures	-$30.20M	$101.8M	-$22.00M
YoY Change	37.27%	32.72%	-3.93%
Acquisitions		$24.80M
YoY Change		-63.42%
Other Investing Activities	-$12.10M	$100.0K	$22.90M
YoY Change	-152.84%	-105.88%	-422.54%
Cash From Investing Activities	-$42.30M	-$167.7M	$900.0K
YoY Change	-4800.0%	35.46%	-103.0%
FINANCING ACTIVITIES
Cash Dividend Paid		$54.20M
YoY Change		5.45%
Common Stock Issuance & Retirement, Net		$1.300M	$1.70
YoY Change		-96.9%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-36.30M	$211.8M	-57.60M
YoY Change	-36.98%	-216.25%	16.13%
NET CHANGE
Cash From Operating Activities	135.9M	$449.9M	114.6M
Cash From Investing Activities	-42.30M	-$167.7M	900.0K
Cash From Financing Activities	-36.30M	$211.8M	-57.60M
Net Change In Cash	57.30M	$61.30M	57.90M
YoY Change	-1.04%	-30.66%	1896.55%
FREE CASH FLOW
Cash From Operating Activities	$135.9M	$449.9M	$114.6M
Capital Expenditures	-$30.20M	$101.8M	-$22.00M
Free Cash Flow	$166.1M	$348.1M	$136.6M
YoY Change	21.6%	13.17%	29.6%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2021Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	4500000	USD
CY2020Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	4200000	USD
CY2021Q4	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2020Q4	us-gaap	Common Stock No Par Value CommonStockNoParValue	0
CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2020Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	200000000	shares
CY2021Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	43136273	shares
CY2020Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	42898158	shares
CY2021Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	11124021	shares
CY2020Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	11135446	shares
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2021	dei	Entity Central Index Key EntityCentralIndexKey	0001289419
CY2021	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2021	dei	Amendment Flag AmendmentFlag	false
CY2021	dei	Document Type DocumentType	10-K
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2020	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2021	us-gaap	Impairment Of Intangible Assets Excluding Goodwill ImpairmentOfIntangibleAssetsExcludingGoodwill	0	USD
CY2020	us-gaap	Impairment Of Intangible Assets Excluding Goodwill ImpairmentOfIntangibleAssetsExcludingGoodwill	0	USD
CY2019	us-gaap	Impairment Of Intangible Assets Excluding Goodwill ImpairmentOfIntangibleAssetsExcludingGoodwill	0	USD
CY2021	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	0	USD
CY2020	us-gaap	Equity Method Investment Other Than Temporary Impairment EquityMethodInvestmentOtherThanTemporaryImpairment	0	USD
CY2021	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2020	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0	USD
CY2020	morn	Defined Contribution Plan Employer Matching Contribution Per Dollar DefinedContributionPlanEmployerMatchingContributionPerDollar	0.75	USD
CY2019	morn	Defined Contribution Plan Employer Matching Contribution Per Dollar DefinedContributionPlanEmployerMatchingContributionPerDollar	0.75	USD
CY2020	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.07
CY2019	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.07
CY2021	dei	Document Annual Report DocumentAnnualReport	true
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Document Transition Report DocumentTransitionReport	false
CY2021	dei	Entity File Number EntityFileNumber	000-51280
CY2021	dei	Entity Registrant Name EntityRegistrantName	MORNINGSTAR, INC.
CY2021	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	IL
CY2021	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	36-3297908
CY2021	dei	Entity Address Address Line1 EntityAddressAddressLine1	22 West Washington Street
CY2021	dei	Entity Address City Or Town EntityAddressCityOrTown	Chicago
CY2021	dei	Entity Address State Or Province EntityAddressStateOrProvince	IL
CY2021	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	60602
CY2021	dei	City Area Code CityAreaCode	312
CY2021	dei	Local Phone Number LocalPhoneNumber	696-6000
CY2021	dei	Security12b Title Security12bTitle	Common stock, no par value
CY2021	dei	Trading Symbol TradingSymbol	MORN
CY2021	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2021	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2021	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2021	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2021	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2021	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2021	dei	Entity Small Business EntitySmallBusiness	false
CY2021	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2021	dei	Icfr Auditor Attestation Flag IcfrAuditorAttestationFlag	true
CY2021	dei	Entity Shell Company EntityShellCompany	false
CY2021Q2	dei	Entity Public Float EntityPublicFloat	6200000000	USD
CY2022Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	42962319	shares
CY2021	dei	Auditor Name AuditorName	KPMG LLP
CY2021	dei	Auditor Location AuditorLocation	Chicago, IL
CY2021	dei	Auditor Firm AuditorFirmId	185
CY2021	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	698400000	USD
CY2020	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	556400000	USD
CY2021	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	274800000	USD
CY2020	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	206400000	USD
CY2021	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	318400000	USD
CY2020	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	272000000.0	USD
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	150700000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	139500000	USD
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	us-gaap	Revenues Revenues	1699300000	USD
CY2020	us-gaap	Revenues Revenues	1389500000	USD
CY2019	us-gaap	Revenues Revenues	1179000000	USD
CY2021	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	698400000	USD
CY2020	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	556400000	USD
CY2019	us-gaap	Cost Of Goods And Services Sold CostOfGoodsAndServicesSold	483100000	USD
CY2021	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	274800000	USD
CY2020Q4	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	41700000	USD
CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	268900000	USD
CY2020	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	206400000	USD
CY2019	us-gaap	Selling And Marketing Expense SellingAndMarketingExpense	177900000	USD
CY2021	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	318400000	USD
CY2020	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	272000000.0	USD
CY2019	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	210700000	USD
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	150700000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	139500000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	117700000	USD
CY2021	us-gaap	Costs And Expenses CostsAndExpenses	1442300000	USD
CY2020	us-gaap	Costs And Expenses CostsAndExpenses	1174300000	USD
CY2019	us-gaap	Costs And Expenses CostsAndExpenses	989400000	USD
CY2021	us-gaap	Operating Income Loss OperatingIncomeLoss	257000000.0	USD
CY2020	us-gaap	Operating Income Loss OperatingIncomeLoss	215200000	USD
CY2019	us-gaap	Operating Income Loss OperatingIncomeLoss	189600000	USD
CY2021	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	-8700000	USD
CY2020	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	-9500000	USD
CY2019	us-gaap	Interest Income Expense Nonoperating Net InterestIncomeExpenseNonoperatingNet	-8700000	USD
CY2021	us-gaap	Debt Securities Available For Sale Realized Gain Loss Excluding Other Than Temporary Impairment DebtSecuritiesAvailableForSaleRealizedGainLossExcludingOtherThanTemporaryImpairment	5000000.0	USD
CY2020	us-gaap	Debt Securities Available For Sale Realized Gain Loss Excluding Other Than Temporary Impairment DebtSecuritiesAvailableForSaleRealizedGainLossExcludingOtherThanTemporaryImpairment	2100000	USD
CY2019	us-gaap	Debt Securities Available For Sale Realized Gain Loss Excluding Other Than Temporary Impairment DebtSecuritiesAvailableForSaleRealizedGainLossExcludingOtherThanTemporaryImpairment	1200000	USD
CY2021	us-gaap	Equity Method Investment Realized Gain Loss On Disposal EquityMethodInvestmentRealizedGainLossOnDisposal	900000	USD
CY2020	us-gaap	Equity Method Investment Realized Gain Loss On Disposal EquityMethodInvestmentRealizedGainLossOnDisposal	30000000.0	USD
CY2019	us-gaap	Equity Method Investment Realized Gain Loss On Disposal EquityMethodInvestmentRealizedGainLossOnDisposal	19500000	USD
CY2021	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	0	USD
CY2020	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	50900000	USD
CY2019	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	0	USD
CY2021	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-3700000	USD
CY2020	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-5700000	USD
CY2019	us-gaap	Other Nonoperating Income Expense OtherNonoperatingIncomeExpense	-3100000	USD
CY2021	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	-6500000	USD
CY2020	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	67800000	USD
CY2019	us-gaap	Nonoperating Income Expense NonoperatingIncomeExpense	8900000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	198500000	USD
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	5.18
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.52
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CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	283000000.0	USD
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CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	300000	USD
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CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	62600000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	59700000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	45600000	USD
CY2021	us-gaap	Profit Loss ProfitLoss	193300000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	223600000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	152000000.0	USD
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.50
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	5.22
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.56
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.45
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.31
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CY2019	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	1.12
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	43000000.0	shares
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CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	42700000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43400000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43200000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43200000	shares
CY2020	us-gaap	Profit Loss ProfitLoss	223600000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	152000000.0	USD
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CY2020	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	37300000	USD
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CY2020Q4	us-gaap	Assets Assets	2696000000	USD
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CY2020Q4	us-gaap	Liabilities Liabilities	1424600000	USD
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CY2020Q4	us-gaap	Common Stock Value CommonStockValue	0	USD
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CY2020	us-gaap	Adjustments To Additional Paid In Capital Share Based Compensation Restricted Stock Units Requisite Service Period Recognition AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition	22200000	USD
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CY2021	morn	Business Combination Acquisition Earn Out BusinessCombinationAcquisitionEarnOut	17800000	USD
CY2020	morn	Business Combination Acquisition Earn Out BusinessCombinationAcquisitionEarnOut	27800000	USD
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CY2020	us-gaap	Increase Decrease In Employee Related Liabilities IncreaseDecreaseInEmployeeRelatedLiabilities	18200000	USD
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CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1300000	USD
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CY2021	us-gaap	Repayments Of Other Long Term Debt RepaymentsOfOtherLongTermDebt	90000000.0	USD
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CY2021	morn	Taxes Withheld For Restricted Stock Units TaxesWithheldForRestrictedStockUnits	29000000.0	USD
CY2020	morn	Taxes Withheld For Restricted Stock Units TaxesWithheldForRestrictedStockUnits	25100000	USD
CY2019	morn	Taxes Withheld For Restricted Stock Units TaxesWithheldForRestrictedStockUnits	15200000	USD
CY2021	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	34400000	USD
CY2020	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	0	USD
CY2019	us-gaap	Payment For Contingent Consideration Liability Financing Activities PaymentForContingentConsiderationLiabilityFinancingActivities	0	USD
CY2021	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-3100000	USD
CY2020	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-2300000	USD
CY2019	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-3000000.0	USD
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	211800000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-182200000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	373700000	USD
CY2021	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-9100000	USD
CY2020	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	10100000	USD
CY2019	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	3000000.0	USD
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	61300000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	88400000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-35200000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	422500000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	334100000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	369300000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	483800000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	422500000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	334100000	USD
CY2021	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	80900000	USD
CY2020	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	58200000	USD
CY2019	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	63300000	USD
CY2021	us-gaap	Interest Paid Net InterestPaidNet	10400000	USD
CY2020	us-gaap	Interest Paid Net InterestPaidNet	11100000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	11000000.0	USD
CY2021	morn	Unrealized Gain Loss On Available For Sale Investments UnrealizedGainLossOnAvailableForSaleInvestments	2100000	USD
CY2020	morn	Unrealized Gain Loss On Available For Sale Investments UnrealizedGainLossOnAvailableForSaleInvestments	1800000	USD
CY2019	morn	Unrealized Gain Loss On Available For Sale Investments UnrealizedGainLossOnAvailableForSaleInvestments	3900000	USD
CY2021	us-gaap	Nature Of Operations NatureOfOperations	Description of Business<div><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </span></div><div><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Morningstar, Inc. and its subsidiaries (Morningstar, we, our, the company) provide independent investment research for investors around the world. We offer an extensive line of products and services for individual and institutional investors in public and private capital markets, financial advisors, asset managers, retirement plan providers and sponsors, and issuers of securities. We have operations in 29 countries.</span></div>
CY2021Q4	us-gaap	Number Of Countries In Which Entity Operates NumberOfCountriesInWhichEntityOperates	29	Countries
CY2021	us-gaap	Use Of Estimates UseOfEstimates	<span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Use of Estimates.</span><span style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> The preparation of financial statements in conformity with accounting principles generally accepted in the U.S. (GAAP) requires us to make estimates and assumptions that affect the reported amounts of assets, liabilities, revenues, and expenses during the reporting period. Actual results may differ from these estimates.</span>
CY2021	morn	Capitalized Software Development Costs CapitalizedSoftwareDevelopmentCosts	74000000.0	USD
CY2020	morn	Capitalized Software Development Costs CapitalizedSoftwareDevelopmentCosts	60300000	USD
CY2019	morn	Capitalized Software Development Costs CapitalizedSoftwareDevelopmentCosts	64800000	USD
CY2021Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	359400000	USD
CY2020Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	449100000	USD
CY2021Q4	us-gaap	Line Of Credit Facility Remaining Borrowing Capacity LineOfCreditFacilityRemainingBorrowingCapacity	300000000	USD
CY2020Q4	us-gaap	Debt Instrument Interest Rate Stated Percentage DebtInstrumentInterestRateStatedPercentage	0.0232
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	223600000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	152000000.0	USD
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	43000000.0	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	42900000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	42700000	shares
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	4.50
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	5.22
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	3.56
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	223600000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	152000000.0	USD
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	43000000.0	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	42900000	shares
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	42700000	shares
CY2021	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	400000	shares
CY2020	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	300000	shares
CY2019	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	500000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43400000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43200000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	43200000	shares
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	4.45
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	5.18
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	3.52
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1699300000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1389500000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1179000000	USD
CY2021	morn	Contract With Customer Liability Increase From Cash Receipts ContractWithCustomerLiabilityIncreaseFromCashReceipts	73500000	USD
CY2021	us-gaap	Contract With Customer Liability Change In Timeframe Performance Obligation Satisfied Revenue Recognized ContractWithCustomerLiabilityChangeInTimeframePerformanceObligationSatisfiedRevenueRecognized	296200000	USD
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	679500000	USD
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	160400000	USD
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	49300000	USD
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	17500000	USD
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	9900000	USD
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	30100000	USD
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation RevenueRemainingPerformanceObligation	946700000	USD
CY2021Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	413800000	USD
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2021Q4	us-gaap	Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1	P1Y
CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	268900000	USD
CY2020Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	205100000	USD
CY2021Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	62300000	USD
CY2020Q4	us-gaap	Capitalized Contract Cost Net CapitalizedContractCostNet	39600000	USD
CY2021Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	331200000	USD
CY2020Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	244700000	USD
CY2021	us-gaap	Revenues Revenues	1699300000	USD
CY2020	us-gaap	Revenues Revenues	1389500000	USD
CY2019	us-gaap	Revenues Revenues	1179000000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	171800000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	155100000	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	149200000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	147700000	USD
CY2021Q4	us-gaap	Equity Securities Fv Ni Current And Noncurrent EquitySecuritiesFvNiCurrentAndNoncurrent	46800000	USD
CY2020Q4	us-gaap	Equity Securities Fv Ni Current And Noncurrent EquitySecuritiesFvNiCurrentAndNoncurrent	39600000	USD
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	12300000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	900000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Current HeldToMaturitySecuritiesCurrent	3200000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Current HeldToMaturitySecuritiesCurrent	1200000	USD
CY2021Q4	us-gaap	Trading Securities TradingSecurities	0	USD
CY2020Q4	us-gaap	Trading Securities TradingSecurities	0	USD
CY2021Q4	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	62300000	USD
CY2020Q4	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	41700000	USD
CY2021Q4	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	39600000	USD
CY2021Q4	morn	Equity Securities Fvni Accumulated Gross Unrealized Gain Before Tax EquitySecuritiesFVNIAccumulatedGrossUnrealizedGainBeforeTax	8200000	USD
CY2021Q4	morn	Equity Securities Fvni Accumulated Gross Unrealized Loss Before Tax EquitySecuritiesFVNIAccumulatedGrossUnrealizedLossBeforeTax	-1000000.0	USD
CY2021Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	46800000	USD
CY2020Q4	us-gaap	Equity Securities Fv Ni Cost EquitySecuritiesFvNiCost	34600000	USD
CY2020Q4	morn	Equity Securities Fvni Accumulated Gross Unrealized Gain Before Tax EquitySecuritiesFVNIAccumulatedGrossUnrealizedGainBeforeTax	5000000.0	USD
CY2020Q4	morn	Equity Securities Fvni Accumulated Gross Unrealized Loss Before Tax EquitySecuritiesFVNIAccumulatedGrossUnrealizedLossBeforeTax	0	USD
CY2020Q4	us-gaap	Equity Securities Fv Ni EquitySecuritiesFvNi	39600000	USD
CY2021Q4	morn	Equity Securities Available For Sale Held To Maturity Amortized Cost EquitySecuritiesAvailableForSaleHeldToMaturityAmortizedCost	53300000	USD
CY2021Q4	morn	Equity Securities Available For Sale Held To Maturity Accumulated Gross Unrealized Gain Before Tax EquitySecuritiesAvailableForSaleHeldToMaturityAccumulatedGrossUnrealizedGainBeforeTax	10000000.0	USD
CY2021Q4	morn	Equity Securities Available For Sale Held To Maturity Accumulated Gross Unrealized Loss Before Tax EquitySecuritiesAvailableForSaleHeldToMaturityAccumulatedGrossUnrealizedLossBeforeTax	1000000.0	USD
CY2021Q4	morn	Equity Securities Available For Sale Held To Maturity Fair Value EquitySecuritiesAvailableForSaleHeldToMaturityFairValue	62300000	USD
CY2020Q4	morn	Equity Securities Available For Sale Held To Maturity Amortized Cost EquitySecuritiesAvailableForSaleHeldToMaturityAmortizedCost	36700000	USD
CY2020Q4	morn	Equity Securities Available For Sale Held To Maturity Accumulated Gross Unrealized Gain Before Tax EquitySecuritiesAvailableForSaleHeldToMaturityAccumulatedGrossUnrealizedGainBeforeTax	5000000.0	USD
CY2020Q4	morn	Equity Securities Available For Sale Held To Maturity Accumulated Gross Unrealized Loss Before Tax EquitySecuritiesAvailableForSaleHeldToMaturityAccumulatedGrossUnrealizedLossBeforeTax	0	USD
CY2020Q4	morn	Equity Securities Available For Sale Held To Maturity Fair Value EquitySecuritiesAvailableForSaleHeldToMaturityFairValue	41700000	USD
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	3200000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	3200000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	1200000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	1200000	USD
CY2021Q4	morn	Held To Maturity Securities Debt Maturities After One Through Three Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughThreeYearsNetCarryingAmount	0	USD
CY2021Q4	morn	Held To Maturity Securities Debt Maturities After One Through Three Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughThreeYearsFairValue	0	USD
CY2020Q4	morn	Held To Maturity Securities Debt Maturities After One Through Three Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughThreeYearsNetCarryingAmount	0	USD
CY2020Q4	morn	Held To Maturity Securities Debt Maturities After One Through Three Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughThreeYearsFairValue	0	USD
CY2021Q4	us-gaap	Held To Maturity Securities Amortized Cost Before Other Than Temporary Impairment HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment	3200000	USD
CY2021Q4	us-gaap	Held To Maturity Securities Current HeldToMaturitySecuritiesCurrent	3200000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Amortized Cost Before Other Than Temporary Impairment HeldToMaturitySecuritiesAmortizedCostBeforeOtherThanTemporaryImpairment	1200000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Current HeldToMaturitySecuritiesCurrent	1200000	USD
CY2021	morn	Equity Securities Available For Sale Securities Realized Gains EquitySecuritiesAvailableForSaleSecuritiesRealizedGains	5000000.0	USD
CY2020	morn	Equity Securities Available For Sale Securities Realized Gains EquitySecuritiesAvailableForSaleSecuritiesRealizedGains	2100000	USD
CY2019	morn	Equity Securities Available For Sale Securities Realized Gains EquitySecuritiesAvailableForSaleSecuritiesRealizedGains	1200000	USD
CY2021	morn	Equity Securities Available For Sale Securities Realized Losses EquitySecuritiesAvailableForSaleSecuritiesRealizedLosses	0	USD
CY2020	morn	Equity Securities Available For Sale Securities Realized Losses EquitySecuritiesAvailableForSaleSecuritiesRealizedLosses	0	USD
CY2019	morn	Equity Securities Available For Sale Securities Realized Losses EquitySecuritiesAvailableForSaleSecuritiesRealizedLosses	0	USD
CY2021	morn	Equity Securities Available For Sale Securities Realized Gains Net EquitySecuritiesAvailableForSaleSecuritiesRealizedGainsNet	5000000.0	USD
CY2020	morn	Equity Securities Available For Sale Securities Realized Gains Net EquitySecuritiesAvailableForSaleSecuritiesRealizedGainsNet	2100000	USD
CY2019	morn	Equity Securities Available For Sale Securities Realized Gains Net EquitySecuritiesAvailableForSaleSecuritiesRealizedGainsNet	1200000	USD
CY2021	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	1800000	USD
CY2020	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	-400000	USD
CY2019	us-gaap	Marketable Securities Unrealized Gain Loss MarketableSecuritiesUnrealizedGainLoss	600000	USD
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	us-gaap	Payment For Contingent Consideration Liability Operating Activities PaymentForContingentConsiderationLiabilityOperatingActivities	47500000	USD
CY2021	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	34400000	USD
CY2021Q3	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Deferred Tax Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities	3200000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	1039100000	USD
CY2020	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	134700000	USD
CY2020	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-31200000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	1205000000	USD
CY2021	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	14900000	USD
CY2021	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	12900000	USD
CY2021Q4	us-gaap	Goodwill Goodwill	1207000000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	729000000.0	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	400800000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	328200000	USD
CY2021	us-gaap	Finite Lived Intangible Asset Useful Life FiniteLivedIntangibleAssetUsefulLife	P10Y
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	722400000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	342300000	USD
CY2020Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	380100000	USD
CY2020	us-gaap	Finite Lived Intangible Asset Useful Life FiniteLivedIntangibleAssetUsefulLife	P10Y
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	62000000.0	USD
CY2020	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	58800000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	36500000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	54700000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	50900000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	44700000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	38200000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	34500000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense After Year Five FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive	105200000	USD
CY2021Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	328200000	USD
CY2021Q4	us-gaap	Investment Owned At Cost InvestmentOwnedAtCost	13200000	USD
CY2020Q4	us-gaap	Investment Owned At Cost InvestmentOwnedAtCost	6300000	USD
CY2021Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	63300000	USD
CY2020Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	32600000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	701000000.0	USD
CY2020Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	607400000	USD
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	529200000	USD
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	452300000	USD
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	171800000	USD
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	155100000	USD
CY2021	us-gaap	Depreciation Depreciation	87000000.0	USD
CY2020	us-gaap	Depreciation Depreciation	80100000	USD
CY2019	us-gaap	Depreciation Depreciation	81200000	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	149200000	USD
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	147700000	USD
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	36400000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	39900000	USD
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	135700000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	137700000	USD
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	172100000	USD
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	177600000	USD
CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	42500000	USD
CY2020	us-gaap	Operating Lease Cost OperatingLeaseCost	42400000	USD
CY2019	us-gaap	Operating Lease Cost OperatingLeaseCost	33900000	USD
CY2021	us-gaap	Variable Lease Cost VariableLeaseCost	16200000	USD
CY2020	us-gaap	Variable Lease Cost VariableLeaseCost	14900000	USD
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	47400000	USD
CY2021Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.033
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	45300000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	41500000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	39200000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	28000000.0	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	22300000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	18800000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	40900000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	190700000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	18600000	USD
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	172100000	USD
CY2021Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y
CY2021Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Additional Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized	1050000	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	3200000	shares
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	41900000	USD
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	36600000	USD
CY2019	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	44400000	USD
CY2021	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	8900000	USD
CY2020	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	6700000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	10000000.0	USD
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	41900000	USD
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	36600000	USD
CY2019	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	44400000	USD
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	63800000	USD
CY2021	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P33M
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	morn	Defined Contribution Plan Employer Matching Contribution Per Dollar DefinedContributionPlanEmployerMatchingContributionPerDollar	0.75	USD
CY2021	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.07
CY2021	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	16200000	USD
CY2020	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	14500000	USD
CY2019	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	12000000.0	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	250500000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	283000000.0	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	198500000	USD
CY2021	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	5400000	USD
CY2020	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	300000	USD
CY2019	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	-900000	USD
CY2021	morn	Income Loss From Continuing Operations Before Income Taxes Domestic And Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomesticAndForeign	255900000	USD
CY2020	morn	Income Loss From Continuing Operations Before Income Taxes Domestic And Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomesticAndForeign	283300000	USD
CY2019	morn	Income Loss From Continuing Operations Before Income Taxes Domestic And Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomesticAndForeign	197600000	USD
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	62600000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	59700000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	45600000	USD
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.245
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.211
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.231
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.245
CY2021	morn	Effective Income Tax Rate Reconciliation Increase Decrease From Prior Year Percent EffectiveIncomeTaxRateReconciliationIncreaseDecreaseFromPriorYearPercent	0.034
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.211
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.211
CY2021	us-gaap	Foreign Earnings Repatriated ForeignEarningsRepatriated	45800000	USD
CY2020	morn	Effective Income Tax Rate Reconciliation Increase Decrease From Prior Year Percent EffectiveIncomeTaxRateReconciliationIncreaseDecreaseFromPriorYearPercent	-0.020
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.231
CY2021Q4	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	232300000	USD
CY2021Q4	us-gaap	Undistributed Earnings Of Foreign Subsidiaries UndistributedEarningsOfForeignSubsidiaries	232300000	USD
CY2021	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	53700000	USD
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2020	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	59500000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2019	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	41500000	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2021	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	10700000	USD
CY2021	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.042
CY2020	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	9500000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.034
CY2019	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	7500000	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.038
CY2021	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-7200000	USD
CY2019	morn	Effective Income Tax Rate Reconciliation Changes In Unrecognized Tax Benefits EffectiveIncomeTaxRateReconciliationChangesInUnrecognizedTaxBenefits	-0.005
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	-0.028
CY2020	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-4900000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	-0.017
CY2019	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-2200000	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	-0.011
CY2021	morn	Effective Income Tax Rate Reconciliation Holding Gain Additional Ownership Acquiredin Unconsolidated Subsidiary Amount EffectiveIncomeTaxRateReconciliationHoldingGainAdditionalOwnershipAcquiredinUnconsolidatedSubsidiaryAmount	200000	USD
CY2021	morn	Effective Income Tax Rate Reconciliation Holding Gain Additional Ownership Acquiredin Unconsolidated Subsidiary Percent EffectiveIncomeTaxRateReconciliationHoldingGainAdditionalOwnershipAcquiredinUnconsolidatedSubsidiaryPercent	0.001
CY2020	morn	Effective Income Tax Rate Reconciliation Holding Gain Additional Ownership Acquiredin Unconsolidated Subsidiary Amount EffectiveIncomeTaxRateReconciliationHoldingGainAdditionalOwnershipAcquiredinUnconsolidatedSubsidiaryAmount	-13800000	USD
CY2020	morn	Effective Income Tax Rate Reconciliation Holding Gain Additional Ownership Acquiredin Unconsolidated Subsidiary Percent EffectiveIncomeTaxRateReconciliationHoldingGainAdditionalOwnershipAcquiredinUnconsolidatedSubsidiaryPercent	-0.049
CY2019	morn	Effective Income Tax Rate Reconciliation Holding Gain Additional Ownership Acquiredin Unconsolidated Subsidiary Amount EffectiveIncomeTaxRateReconciliationHoldingGainAdditionalOwnershipAcquiredinUnconsolidatedSubsidiaryAmount	300000	USD
CY2019	morn	Effective Income Tax Rate Reconciliation Holding Gain Additional Ownership Acquiredin Unconsolidated Subsidiary Percent EffectiveIncomeTaxRateReconciliationHoldingGainAdditionalOwnershipAcquiredinUnconsolidatedSubsidiaryPercent	0.002
CY2021	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	5100000	USD
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Other Reconciling Items Percent EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent	0.020
CY2020	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	7600000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Other Reconciling Items Percent EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent	0.027
CY2019	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	0	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Other Reconciling Items Percent EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent	0
CY2021	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	100000	USD
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0
CY2020	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	2700000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.010
CY2019	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-2100000	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.011
CY2021	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-2600000	USD
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	-0.010
CY2020	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	-100000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0
CY2019	us-gaap	Income Tax Reconciliation Foreign Income Tax Rate Differential IncomeTaxReconciliationForeignIncomeTaxRateDifferential	1100000	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.006
CY2021	morn	Income Tax Rate Reconciliation Changes In Unrecognized Tax Benefits IncomeTaxRateReconciliationChangesInUnrecognizedTaxBenefits	-200000	USD
CY2021	morn	Effective Income Tax Rate Reconciliation Changes In Unrecognized Tax Benefits EffectiveIncomeTaxRateReconciliationChangesInUnrecognizedTaxBenefits	-0.001
CY2020	morn	Income Tax Rate Reconciliation Changes In Unrecognized Tax Benefits IncomeTaxRateReconciliationChangesInUnrecognizedTaxBenefits	1200000	USD
CY2020	morn	Effective Income Tax Rate Reconciliation Changes In Unrecognized Tax Benefits EffectiveIncomeTaxRateReconciliationChangesInUnrecognizedTaxBenefits	0.004
CY2019	morn	Income Tax Rate Reconciliation Changes In Unrecognized Tax Benefits IncomeTaxRateReconciliationChangesInUnrecognizedTaxBenefits	-900000	USD
CY2021	us-gaap	Income Tax Reconciliation Tax Credits Other IncomeTaxReconciliationTaxCreditsOther	2100000	USD
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Other EffectiveIncomeTaxRateReconciliationTaxCreditsOther	0.008
CY2020	us-gaap	Income Tax Reconciliation Tax Credits Other IncomeTaxReconciliationTaxCreditsOther	2200000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Other EffectiveIncomeTaxRateReconciliationTaxCreditsOther	0.008
CY2019	us-gaap	Income Tax Reconciliation Tax Credits Other IncomeTaxReconciliationTaxCreditsOther	2200000	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits Other EffectiveIncomeTaxRateReconciliationTaxCreditsOther	0.011
CY2021	morn	Effective Income Tax Rate Reconciliation Foreign Tax Provisions Amount EffectiveIncomeTaxRateReconciliationForeignTaxProvisionsAmount	-700000	USD
CY2021	morn	Effective Income Tax Rate Reconciliation Foreign Tax Provisions Percent EffectiveIncomeTaxRateReconciliationForeignTaxProvisionsPercent	-0.003
CY2020	morn	Effective Income Tax Rate Reconciliation Foreign Tax Provisions Amount EffectiveIncomeTaxRateReconciliationForeignTaxProvisionsAmount	-2700000	USD
CY2020	morn	Effective Income Tax Rate Reconciliation Foreign Tax Provisions Percent EffectiveIncomeTaxRateReconciliationForeignTaxProvisionsPercent	-0.010
CY2019	morn	Effective Income Tax Rate Reconciliation Foreign Tax Provisions Amount EffectiveIncomeTaxRateReconciliationForeignTaxProvisionsAmount	-1400000	USD
CY2019	morn	Effective Income Tax Rate Reconciliation Foreign Tax Provisions Percent EffectiveIncomeTaxRateReconciliationForeignTaxProvisionsPercent	-0.007
CY2021	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	5600000	USD
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.022
CY2020	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	2900000	USD
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.010
CY2019	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	4000000.0	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.020
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	62600000	USD
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.245
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	59700000	USD
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.211
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	45600000	USD
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.231
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	38300000	USD
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	31500000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	28300000	USD
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	13600000	USD
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	11700000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	9400000	USD
CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	23000000.0	USD
CY2020	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	23000000.0	USD
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	14000000.0	USD
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	74900000	USD
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	66200000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	51700000	USD
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	-2800000	USD
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	1200000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	200000	USD
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-300000	USD
CY2020	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	400000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	0	USD
CY2021	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-9200000	USD
CY2020	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-8100000	USD
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-6300000	USD
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-12300000	USD
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-6500000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-6100000	USD
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	62600000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	59700000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	45600000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	218300000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	197400000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	159700000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	32200000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	85600000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	38800000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	250500000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	283000000.0	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	198500000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	3700000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	2900000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	24800000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	20600000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	7900000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	6700000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Domestic DeferredTaxAssetsOperatingLossCarryforwardsDomestic	300000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Domestic DeferredTaxAssetsOperatingLossCarryforwardsDomestic	100000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	8100000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Foreign DeferredTaxAssetsOperatingLossCarryforwardsForeign	7900000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Research And Development Costs DeferredTaxLiabilitiesDeferredExpenseCapitalizedResearchAndDevelopmentCosts	1300000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Capitalized Research And Development Costs DeferredTaxLiabilitiesDeferredExpenseCapitalizedResearchAndDevelopmentCosts	0	USD
CY2021Q4	morn	Deferred Tax Assets Royalty Revenue DeferredTaxAssetsRoyaltyRevenue	200000	USD
CY2020Q4	morn	Deferred Tax Assets Royalty Revenue DeferredTaxAssetsRoyaltyRevenue	200000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	1500000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	1400000	USD
CY2021Q4	morn	Deferred Tax Assets Leasing Arrangements DeferredTaxAssetsLeasingArrangements	29700000	USD
CY2020Q4	morn	Deferred Tax Assets Leasing Arrangements DeferredTaxAssetsLeasingArrangements	32800000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	700000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	700000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	78200000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	73300000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Other Finite Lived Assets DeferredTaxLiabilitiesOtherFiniteLivedAssets	84700000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Other Finite Lived Assets DeferredTaxLiabilitiesOtherFiniteLivedAssets	93900000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	30800000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	25100000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	23400000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Leasing Arrangements DeferredTaxLiabilitiesLeasingArrangements	25900000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Unrealized Currency Transaction Gains DeferredTaxLiabilitiesUnrealizedCurrencyTransactionGains	1400000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Unrealized Currency Transaction Gains DeferredTaxLiabilitiesUnrealizedCurrencyTransactionGains	1300000	USD
CY2020Q4	morn	Deferred Tax Liabilities Foreign Dividends Withholding Tax DeferredTaxLiabilitiesForeignDividendsWithholdingTax	3000000.0	USD
CY2021Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	162500000	USD
CY2021Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	16500000	USD
CY2020Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	12100000	USD
CY2021Q4	morn	Deferred Tax Liabilities Investments In Unconsolidated Entities DeferredTaxLiabilitiesInvestmentsInUnconsolidatedEntities	5300000	USD
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CY2020Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	96300000	USD
CY2021Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	12800000	USD
CY2020Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	12600000	USD
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CY2021	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	0	USD
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CY2021	morn	Unrecognized Tax Benefits Increase In Income Tax Expense UnrecognizedTaxBenefitsIncreaseInIncomeTaxExpense	1100000	USD
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CY2020	us-gaap	Income Tax Examination Penalties And Interest Expense IncomeTaxExaminationPenaltiesAndInterestExpense	1400000	USD
CY2021	us-gaap	Payments For Legal Settlements PaymentsForLegalSettlements	1000000	USD
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CY2021Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	398700000	USD

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$MORN
Morningstar, Inc. Stock $morn

2021 Q4 Form 10-K Financial Statement

#000128941922000005 Filed on February 25, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MORN Morningstar, Inc. Stock $morn

2021 Q4 Form 10-K Financial Statement

#000128941922000005 Filed on February 25, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MORN
Morningstar, Inc. Stock $morn