$BRO
BROWN & BROWN, INC. Stock $bro

$bro Overview Financials Valuation SEC Filings Company Website

2021 Q4 Form 10-K Financial Statement

#000095017022001654 Filed on February 23, 2022

Income Statement

Concept	2021 Q4	2021	2020 Q4
Revenue	$738.5M	$3.051B	$642.1M
YoY Change	15.01%	16.76%	10.9%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin	$416.8M	$1.637B	$377.5M
YoY Change	10.41%	13.96%	12.82%
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$38.88M	$33.31M	$35.80M
YoY Change	8.61%	26.77%	9.15%
% of Gross Profit
Operating Expenses	$566.9M	$2.289B	$511.2M
YoY Change	10.9%	15.05%	7.18%
Operating Profit
YoY Change
Interest Expense	-$16.18M	$64.98M	-$16.60M
YoY Change	-2.54%	10.19%	4.4%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$140.8M	$762.8M	$130.9M
YoY Change	7.56%	22.23%	28.29%
Income Tax	$39.10M	$175.7M	$33.60M
% Of Pretax Income	27.77%	23.04%	25.67%
Net Earnings	$101.7M	$587.1M	$97.32M
YoY Change	4.52%	22.19%	27.18%
Net Earnings / Revenue	13.77%	19.24%	15.16%
Basic Earnings Per Share		$2.08	$0.34
Diluted Earnings Per Share	$365.6K	$2.07	$0.34
COMMON SHARES
Basic Shares Outstanding	282.4M	276.0K
Diluted Shares Outstanding		277.4K

Balance Sheet

Concept	2021 Q4	2021	2020 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$899.9M	$899.9M	$835.7M
YoY Change	7.68%	7.68%	50.71%
Cash & Equivalents	$693.2M	$887.0M	$817.4M
Short-Term Investments	$12.89M	$12.89M	$18.30M
Other Short-Term Assets	$175.6M	$1.151B	$147.7M
YoY Change	18.91%	17.48%	-2.94%
Inventory
Prepaid Expenses
Receivables	$1.216B	$1.216B	$1.099B
Other Receivables	$63.11M	$63.11M	$43.50M
Total Short-Term Assets	$3.330B	$3.330B	$2.958B
YoY Change	12.58%	12.58%	18.58%
LONG-TERM ASSETS
Property, Plant & Equipment	$212.0M	$409.1M	$201.1M
YoY Change	5.41%	5.4%	35.32%
Goodwill	$4.737B		$4.396B
YoY Change	7.75%		17.35%
Intangibles	$1.082B		$1.050B
YoY Change	3.03%		14.5%
Long-Term Investments	$30.97M	$30.97M	$25.00M
YoY Change	23.88%	23.88%	-8.76%
Other Assets	$206.8M	$206.8M	$149.6M
YoY Change	38.25%	38.25%	42.64%
Total Long-Term Assets	$6.465B	$6.465B	$6.008B
YoY Change	7.6%	7.6%	17.16%
TOTAL ASSETS
Total Short-Term Assets	$3.330B	$3.330B	$2.958B
Total Long-Term Assets	$6.465B	$6.465B	$6.008B
Total Assets	$9.795B	$9.795B	$8.966B
YoY Change	9.24%	9.24%	17.63%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$242.7M	$1.591B	$190.5M
YoY Change	27.4%	14.54%	90.57%
Accrued Expenses	$456.2M	$337.1M	$371.7M
YoY Change	22.72%	26.55%	10.07%
Deferred Revenue	$67.40M		$54.00M
YoY Change	24.81%		31.07%
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$42.50M	$42.50M	$70.00M
YoY Change	-39.29%	-39.29%	27.27%
Total Short-Term Liabilities	$2.667B	$2.667B	$2.354B
YoY Change	13.3%	13.29%	15.11%
LONG-TERM LIABILITIES
Long-Term Debt	$1.980B	$1.980B	$2.026B
YoY Change	-2.25%	-2.24%	35.03%
Other Long-Term Liabilities	$383.9M	$564.0M	$314.9M
YoY Change	21.93%	15.61%	36.47%
Total Long-Term Liabilities	$2.364B	$2.544B	$2.341B
YoY Change	1.01%	1.22%	35.22%
TOTAL LIABILITIES
Total Short-Term Liabilities	$2.667B	$2.667B	$2.354B
Total Long-Term Liabilities	$2.364B	$2.544B	$2.341B
Total Liabilities	$5.032B	$5.599B	$4.695B
YoY Change	7.17%	7.41%	24.33%
SHAREHOLDERS EQUITY
Retained Earnings	$4.001B		$3.521B
YoY Change	13.63%		12.1%
Common Stock	$879.5M		$824.9M
YoY Change	6.62%		10.61%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$673.9M		$591.3M
YoY Change	13.96%		10.27%
Treasury Stock Shares	$18.50M		$16.69M
Shareholders Equity	$4.197B	$4.197B	$3.754B
YoY Change
Total Liabilities & Shareholders Equity	$9.795B	$9.795B	$8.966B
YoY Change	9.24%	9.24%	17.63%

Cashflow Statement

Concept	2021 Q4	2021	2020 Q4
OPERATING ACTIVITIES
Net Income	$101.7M	$587.1M	$97.32M
YoY Change	4.52%	22.19%	27.18%
Depreciation, Depletion And Amortization	$38.88M	$33.31M	$35.80M
YoY Change	8.61%	26.77%	9.15%
Cash From Operating Activities	$314.6M	$942.5M	$182.0M
YoY Change	72.87%	30.6%	-21.25%
INVESTING ACTIVITIES
Capital Expenditures	-$10.43M	$45.05M	-$14.90M
YoY Change	-30.01%	-36.29%	-42.02%
Acquisitions		$366.8M
YoY Change		-47.21%
Other Investing Activities	-$179.9M	-$351.6M	-$292.0M
YoY Change	-38.4%	-48.92%	505.81%
Cash From Investing Activities	-$190.3M	-$396.7M	-$306.8M
YoY Change	-37.97%	-47.74%	314.59%
FINANCING ACTIVITIES
Cash Dividend Paid		$107.2M
YoY Change		6.6%
Common Stock Issuance & Retirement, Net		$82.56M
YoY Change		49.86%
Debt Paid & Issued, Net		$73.13M
YoY Change		32.95%
Cash From Financing Activities	-78.66M	-343.9M	-105.1M
YoY Change	-25.16%	-199.28%	52.98%
NET CHANGE
Cash From Operating Activities	314.6M	942.5M	182.0M
Cash From Investing Activities	-190.3M	-396.7M	-306.8M
Cash From Financing Activities	-78.66M	-343.9M	-105.1M
Net Change In Cash	45.67M	198.3M	-229.9M
YoY Change	-119.86%	-35.8%	-360.07%
FREE CASH FLOW
Cash From Operating Activities	$314.6M	$942.5M	$182.0M
Capital Expenditures	-$10.43M	$45.05M	-$14.90M
Free Cash Flow	$325.1M	$897.4M	$196.9M
YoY Change	65.09%	37.86%	-23.33%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value
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CY2021	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit
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CY2020	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
CY2020	bro	Increase Decrease In Effect Of Foreign Exchange Rate IncreaseDecreaseInEffectOfForeignExchangeRate
CY2021	bro	Settlement Of Accelerated Share Repurchase Program SettlementOfAcceleratedShareRepurchaseProgram
CY2021	dei	Amendment Flag AmendmentFlag	false
CY2021Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#AccruedLiabilitiesCurrent
CY2021	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt
CY2020	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities
CY2019	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
CY2020	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Arising During Period Net Of Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax
CY2020Q4	us-gaap	Operating Lease Liability Current Statement Of Financial Position Extensible List OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2021-01-31#AccruedLiabilitiesCurrent
CY2021	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit
CY2020	bro	Settlement Of Accelerated Share Repurchase Program SettlementOfAcceleratedShareRepurchaseProgram
CY2019	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations
CY2021	dei	Entity Central Index Key EntityCentralIndexKey	0000079282
CY2021Q4	us-gaap	Development In Process DevelopmentInProcess
CY2021	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2021	dei	Document Type DocumentType	10-K
CY2021	dei	Document Annual Report DocumentAnnualReport	true
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2021	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2021
CY2021	dei	Document Transition Report DocumentTransitionReport	false
CY2021	dei	Entity File Number EntityFileNumber	001-13619
CY2021	dei	Entity Registrant Name EntityRegistrantName	BROWN & BROWN, INC.
CY2021	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	FL
CY2021	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	59-0864469
CY2021	dei	Entity Address Address Line1 EntityAddressAddressLine1	300 North Beach Street
CY2021	dei	Entity Address City Or Town EntityAddressCityOrTown	Daytona Beach
CY2021	dei	Entity Address State Or Province EntityAddressStateOrProvince	FL
CY2021	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	32114
CY2021	dei	City Area Code CityAreaCode	386
CY2021	dei	Local Phone Number LocalPhoneNumber	252-9601
CY2021	dei	Security12b Title Security12bTitle	COMMON STOCK, $0.10 PAR VALUE
CY2021	dei	Trading Symbol TradingSymbol	BRO
CY2021	dei	Security Exchange Name SecurityExchangeName	NYSE
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
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CY2021	dei	Entity Shell Company EntityShellCompany	false
CY2021Q2	dei	Entity Public Float EntityPublicFloat	12475231637
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CY2021	dei	Auditor Firm AuditorFirmId	34
CY2021	dei	Auditor Name AuditorName	Deloitte & Touche LLP
CY2021	dei	Auditor Location AuditorLocation	Tampa, Florida, United States of America
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CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-9409000
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	4000681000
CY2020Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	3520683000
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	4196893000
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	3754223000
CY2021Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	9795443000
CY2020Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	8966492000
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	3000568000
CY2019	us-gaap	Net Income Loss NetIncomeLoss	398514000
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	152000
CY2019	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	30551000
CY2019	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	40563000
CY2019	us-gaap	Stock Issued During Period Value Acquisitions StockIssuedDuringPeriodValueAcquisitions	20000000
CY2019	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	880000
CY2019	bro	Repurchase Shares To Fund Tax Withholdings For Non Cash Stock Based Compensation Value RepurchaseSharesToFundTaxWithholdingsForNonCashStockBasedCompensationValue	10934000
CY2019	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	38671000
CY2019	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.33
CY2019	us-gaap	Dividends Cash DividendsCash	91344000
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	3350279000
CY2020	us-gaap	Net Income Loss NetIncomeLoss	480483000
CY2020	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	496000
CY2020	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	38143000
CY2020	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	51123000
CY2020	us-gaap	Stock Issued During Period Value Acquisitions StockIssuedDuringPeriodValueAcquisitions	30120000
CY2020	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	587000
CY2021	us-gaap	Net Income Loss NetIncomeLoss	587104000
CY2021	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-630000
CY2020	bro	Repurchase Shares To Fund Tax Withholdings For Non Cash Stock Based Compensation Value RepurchaseSharesToFundTaxWithholdingsForNonCashStockBasedCompensationValue	41321000
CY2020	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	55095000
CY2020	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.35
CY2020	us-gaap	Dividends Cash DividendsCash	100592000
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	3754223000
CY2021	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	-9164000
CY2021	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	42885000
CY2021	us-gaap	Stock Issued During Period Value Employee Benefit Plan StockIssuedDuringPeriodValueEmployeeBenefitPlan	51260000
CY2021	us-gaap	Stock Issued During Period Value Acquisitions StockIssuedDuringPeriodValueAcquisitions	9892000
CY2021	us-gaap	Stock Issued During Period Value Issued For Services StockIssuedDuringPeriodValueIssuedForServices	899000
CY2021	bro	Repurchase Shares To Fund Tax Withholdings For Non Cash Stock Based Compensation Value RepurchaseSharesToFundTaxWithholdingsForNonCashStockBasedCompensationValue	49783000
CY2021	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	82564000
CY2021	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.38
CY2021	us-gaap	Dividends Cash DividendsCash	107229000
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	4196893000
CY2021	us-gaap	Net Income Loss NetIncomeLoss	587104000
CY2020	us-gaap	Net Income Loss NetIncomeLoss	480483000
CY2019	us-gaap	Net Income Loss NetIncomeLoss	398514000
CY2021	bro	Adjustment For Amortization Excluding Accretion Amortization Of Debt Discounts And Premiums Investments AdjustmentForAmortizationExcludingAccretionAmortizationOfDebtDiscountsAndPremiumsInvestments	119593000
CY2020	bro	Adjustment For Amortization Excluding Accretion Amortization Of Debt Discounts And Premiums Investments AdjustmentForAmortizationExcludingAccretionAmortizationOfDebtDiscountsAndPremiumsInvestments	108523000
CY2019	bro	Adjustment For Amortization Excluding Accretion Amortization Of Debt Discounts And Premiums Investments AdjustmentForAmortizationExcludingAccretionAmortizationOfDebtDiscountsAndPremiumsInvestments	105298000
CY2021	us-gaap	Depreciation Depreciation	33309000
CY2020	us-gaap	Depreciation Depreciation	26276000
CY2019	us-gaap	Depreciation Depreciation	23417000
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	61018000
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	59749000
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	46994000
CY2021	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	40445000
CY2020	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	-4458000
CY2019	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	-1366000
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	33616000
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	15943000
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	12383000
CY2021	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	2839000
CY2020	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	2319000
CY2019	us-gaap	Amortization Of Debt Discount Premium AmortizationOfDebtDiscountPremium	2054000
CY2021	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-171000
CY2020	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-48000
CY2019	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	5000
CY2021	bro	Net Loss Gain On Sales Of Investments Fixed Assets And Customer Accounts NetLossGainOnSalesOfInvestmentsFixedAssetsAndCustomerAccounts	7096000
CY2020	bro	Net Loss Gain On Sales Of Investments Fixed Assets And Customer Accounts NetLossGainOnSalesOfInvestmentsFixedAssetsAndCustomerAccounts	831000
CY2019	bro	Net Loss Gain On Sales Of Investments Fixed Assets And Customer Accounts NetLossGainOnSalesOfInvestmentsFixedAssetsAndCustomerAccounts	9550000
CY2021	bro	Payments On Acquisition Earn Outs In Excess Of Original Estimated Payables PaymentsOnAcquisitionEarnOutsInExcessOfOriginalEstimatedPayables	21060000
CY2020	bro	Payments On Acquisition Earn Outs In Excess Of Original Estimated Payables PaymentsOnAcquisitionEarnOutsInExcessOfOriginalEstimatedPayables	4532000
CY2019	bro	Payments On Acquisition Earn Outs In Excess Of Original Estimated Payables PaymentsOnAcquisitionEarnOutsInExcessOfOriginalEstimatedPayables	351000
CY2021	bro	Increase Decrease In Effect Of Foreign Exchange Rate IncreaseDecreaseInEffectOfForeignExchangeRate	494000
CY2021	bro	Increase Decrease In Premiums Commission And Fees Receivable IncreaseDecreaseInPremiumsCommissionAndFeesReceivable	72843000
CY2020	bro	Increase Decrease In Premiums Commission And Fees Receivable IncreaseDecreaseInPremiumsCommissionAndFeesReceivable	135367000
CY2019	bro	Increase Decrease In Premiums Commission And Fees Receivable IncreaseDecreaseInPremiumsCommissionAndFeesReceivable	86778000
CY2021	us-gaap	Increase Decrease In Reinsurance Recoverable IncreaseDecreaseInReinsuranceRecoverable	19637000
CY2020	us-gaap	Increase Decrease In Reinsurance Recoverable IncreaseDecreaseInReinsuranceRecoverable	-15036000
CY2019	us-gaap	Increase Decrease In Reinsurance Recoverable IncreaseDecreaseInReinsuranceRecoverable	-6891000
CY2021	us-gaap	Increase Decrease In Prepaid Reinsurance Premiums IncreaseDecreaseInPrepaidReinsurancePremiums	14607000
CY2020	us-gaap	Increase Decrease In Prepaid Reinsurance Premiums IncreaseDecreaseInPrepaidReinsurancePremiums	11594000
CY2019	us-gaap	Increase Decrease In Prepaid Reinsurance Premiums IncreaseDecreaseInPrepaidReinsurancePremiums	28101000
CY2021	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	53746000
CY2020	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	42731000
CY2019	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	46520000
CY2021	bro	Increase Decrease In Premiums Payable To Insurance Companies IncreaseDecreaseInPremiumsPayableToInsuranceCompanies	127991000
CY2020	bro	Increase Decrease In Premiums Payable To Insurance Companies IncreaseDecreaseInPremiumsPayableToInsuranceCompanies	158775000
CY2019	bro	Increase Decrease In Premiums Payable To Insurance Companies IncreaseDecreaseInPremiumsPayableToInsuranceCompanies	148658000
CY2021	bro	Increase Decrease In Premium Deposits And Credits Due Customers Decrease Increase IncreaseDecreaseInPremiumDepositsAndCreditsDueCustomersDecreaseIncrease	19581000
CY2020	bro	Increase Decrease In Premium Deposits And Credits Due Customers Decrease Increase IncreaseDecreaseInPremiumDepositsAndCreditsDueCustomersDecreaseIncrease	-12886000
CY2019	bro	Increase Decrease In Premium Deposits And Credits Due Customers Decrease Increase IncreaseDecreaseInPremiumDepositsAndCreditsDueCustomersDecreaseIncrease	7820000
CY2021	bro	Increase Decrease For Loss And Loss Adjustment Expense IncreaseDecreaseForLossAndLossAdjustmentExpense	19637000
CY2020	bro	Increase Decrease For Loss And Loss Adjustment Expense IncreaseDecreaseForLossAndLossAdjustmentExpense	-15036000
CY2019	bro	Increase Decrease For Loss And Loss Adjustment Expense IncreaseDecreaseForLossAndLossAdjustmentExpense	-6707000
CY2021	us-gaap	Increase Decrease In Unearned Premiums IncreaseDecreaseInUnearnedPremiums	14607000
CY2020	us-gaap	Increase Decrease In Unearned Premiums IncreaseDecreaseInUnearnedPremiums	11594000
CY2019	us-gaap	Increase Decrease In Unearned Premiums IncreaseDecreaseInUnearnedPremiums	28101000
CY2021	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	51404000
CY2020	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	107754000
CY2019	us-gaap	Increase Decrease In Accounts Payable IncreaseDecreaseInAccountsPayable	17800000
CY2021	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	66782000
CY2020	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	34716000
CY2019	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	43330000
CY2021	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-47133000
CY2020	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-72134000
CY2019	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	16298000
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	942469000
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	721647000
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	678180000
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	45045000
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	70700000
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	73108000
CY2021	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	366780000
CY2020	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	694842000
CY2019	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	353043000
CY2021	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	16735000
CY2020	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	11025000
CY2019	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	8494000
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-396680000
CY2020	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	9615000
CY2019	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	21592000
CY2021	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	12375000
CY2020	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	14168000
CY2019	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	17520000
CY2021	us-gaap	Proceeds From Sale Maturity And Collections Of Investments ProceedsFromSaleMaturityAndCollectionsOfInvestments	10785000
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-759070000
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-413585000
CY2021	bro	Payments On Acquisition Earn Outs PaymentsOnAcquisitionEarnOuts	62521000
CY2020	bro	Payments On Acquisition Earn Outs PaymentsOnAcquisitionEarnOuts	24977000
CY2019	bro	Payments On Acquisition Earn Outs PaymentsOnAcquisitionEarnOuts	9566000
CY2020	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	700000000
CY2019	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	350000000
CY2021	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	73125000
CY2020	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	55000000
CY2019	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	50000000
CY2021	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	2683000
CY2020	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	6756000
CY2019	us-gaap	Payments Of Debt Issuance Costs PaymentsOfDebtIssuanceCosts	3701000
CY2020	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	250000000
CY2019	us-gaap	Proceeds From Lines Of Credit ProceedsFromLinesOfCredit	100000000
CY2020	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	350000000
CY2019	us-gaap	Repayments Of Lines Of Credit RepaymentsOfLinesOfCredit	350000000
CY2021	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	34026000
CY2020	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	30104000
CY2019	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	24999000
CY2021	bro	Repurchase Of Stock Benefit Plan Shares For Employees To Fund Tax Withholdings RepurchaseOfStockBenefitPlanSharesForEmployeesToFundTaxWithholdings	49783000
CY2020	bro	Repurchase Of Stock Benefit Plan Shares For Employees To Fund Tax Withholdings RepurchaseOfStockBenefitPlanSharesForEmployeesToFundTaxWithholdings	41321000
CY2019	bro	Repurchase Of Stock Benefit Plan Shares For Employees To Fund Tax Withholdings RepurchaseOfStockBenefitPlanSharesForEmployeesToFundTaxWithholdings	10933000
CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	82564000
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	55095000
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	58671000
CY2019	bro	Settlement Of Accelerated Share Repurchase Program SettlementOfAcceleratedShareRepurchaseProgram	-20000000
CY2021	us-gaap	Payments Of Dividends PaymentsOfDividends	107229000
CY2020	us-gaap	Payments Of Dividends PaymentsOfDividends	100592000
CY2019	us-gaap	Payments Of Dividends PaymentsOfDividends	91344000
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-343879000
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	346363000
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-79216000
CY2021	us-gaap	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	-3569000
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	198341000
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	308940000
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	185379000
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1271915000
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	962975000
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	777596000
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1470256000
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1271915000
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	962975000
CY2021	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4
CY2021	us-gaap	Use Of Estimates UseOfEstimates	<p style="text-indent:0.0%;font-size:10.0pt;margin-top:12.0pt;line-height:1.15;font-family:Times New Roman;margin-bottom:0.0pt;text-align:left;"><span style="background-color:rgba(0,0,0,0);color:rgba(0,0,0,1);white-space:pre-wrap;font-weight:bold;font-size:10.0pt;font-family:Times New Roman;">Use of Estimates</span></p><p style="text-indent:4.44%;font-size:10.0pt;margin-top:6.0pt;line-height:1.15;font-family:Times New Roman;margin-bottom:0.0pt;text-align:left;"><span style="background-color:rgba(0,0,0,0);color:rgba(0,0,0,1);white-space:pre-wrap;font-weight:normal;font-size:10.0pt;font-family:Times New Roman;">The preparation of the Consolidated Financial Statements in conformity with accounting principles generally accepted in the United States of America (“GAAP”) requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities, as well as disclosures of contingent assets and liabilities, at the date of the Consolidated Financial Statements, and the reported amounts of revenues and expenses during the reporting period. Actual results may differ from those estimates.</span></p>
CY2021	bro	Average Annual Ebitda Operating Profit Earned Period Maximum AverageAnnualEBITDAOperatingProfitEarnedPeriodMaximum	P3Y
CY2021Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	0
CY2021	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0
CY2021	us-gaap	Net Income Loss NetIncomeLoss	587104000
CY2020	us-gaap	Net Income Loss NetIncomeLoss	480483000
CY2019	us-gaap	Net Income Loss NetIncomeLoss	398514000
CY2021	bro	Net Income Attributable To Unvested Awarded Performance Stock NetIncomeAttributableToUnvestedAwardedPerformanceStock	-12942000
CY2020	bro	Net Income Attributable To Unvested Awarded Performance Stock NetIncomeAttributableToUnvestedAwardedPerformanceStock	-15197000
CY2019	bro	Net Income Attributable To Unvested Awarded Performance Stock NetIncomeAttributableToUnvestedAwardedPerformanceStock	-12873000
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	574162000
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	465286000
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	385641000
CY2021	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	282246
CY2020	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	283294
CY2019	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	281566
CY2021	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	6222
CY2020	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	8960
CY2019	us-gaap	Incremental Common Shares Attributable To Participating Nonvested Shares With Non Forfeitable Dividend Rights IncrementalCommonSharesAttributableToParticipatingNonvestedSharesWithNonForfeitableDividendRights	9095
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	276024
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	274334
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	272471
CY2021	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1390
CY2020	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	1533
CY2019	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2145
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	277414
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	275867
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	274616
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.08
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.70
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.42
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.07
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.69
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.40
CY2021	bro	Debt Instrument Revolving And Term Loan DebtInstrumentRevolvingAndTermLoan	486900000
CY2021Q4	us-gaap	Long Term Debt Fair Value LongTermDebtFairValue	1548500000
CY2021	us-gaap	Reinsurance Loss On Uncollectible Accounts In Period Amount ReinsuranceLossOnUncollectibleAccountsInPeriodAmount	0
CY2021	us-gaap	Investment Income Nonoperating InvestmentIncomeNonoperating	1099000
CY2021	us-gaap	Other Income OtherIncome	2777000
CY2021	us-gaap	Revenues Revenues	3051398000
CY2020	us-gaap	Investment Income Nonoperating InvestmentIncomeNonoperating	2811000
CY2020	us-gaap	Other Income OtherIncome	4456000
CY2020	us-gaap	Revenues Revenues	2613375000
CY2021Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	361834000
CY2020Q4	us-gaap	Contract With Customer Asset Net ContractWithCustomerAssetNet	308755000
CY2021Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	97933000
CY2020Q4	us-gaap	Contract With Customer Liability ContractWithCustomerLiability	80997000
CY2020	bro	Offset Of Revised Estimated Variable Consideration OffsetOfRevisedEstimatedVariableConsideration	7100000
CY2020	bro	Other Adjustments OtherAdjustments	2100000
CY2021Q4	us-gaap	Deferred Costs Current And Noncurrent DeferredCostsCurrentAndNoncurrent	58200000
CY2020Q4	us-gaap	Deferred Costs Current And Noncurrent DeferredCostsCurrentAndNoncurrent	42200000
CY2021	bro	Business Acquisitions Purchase Price Allocation Adjustment Purchase Price BusinessAcquisitionsPurchasePriceAllocationAdjustmentPurchasePrice	-500000
CY2021	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	424600000
CY2020	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	722500000
CY2021	us-gaap	Number Of Businesses Acquired NumberOfBusinessesAcquired	19
CY2020	us-gaap	Number Of Businesses Acquired NumberOfBusinessesAcquired	25
CY2021Q4	bro	Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents BusinessAcquisitionsPurchasePriceAllocationCurrentAssetsCashAndCashEquivalents	57832000
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Prepaid Expense And Other Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets	76941000
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	2053000
CY2021Q4	us-gaap	Goodwill Fair Value Disclosure GoodwillFairValueDisclosure	349973000
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Noncurrent Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets	3432000
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	646371000
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Other BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther	88255000
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Deferred Tax Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities	8651000
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Other BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther	13000
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	96919000
CY2021Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet	549452000
CY2021	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	350000000.0
CY2021	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	350000000.0
CY2021Q4	us-gaap	Business Acquisition Purchase Price Allocation Goodwill Expected Tax Deductible Amount BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount	179100000
CY2021Q4	bro	Earn Out Payable Not Deductible Until Earned Paid EarnOutPayableNotDeductibleUntilEarnedPaid	53000000.0
CY2021	us-gaap	Business Combination Pro Forma Information Revenue Of Acquiree Since Acquisition Date Actual BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual	63800000
CY2021	bro	Business Combination Pro Forma Information Income Loss Before Income Taxes Of Acquiree Since Acquisition Date Actual BusinessCombinationProFormaInformationIncomeLossBeforeIncomeTaxesOfAcquireeSinceAcquisitionDateActual	10600000
CY2020	bro	Business Acquisitions Purchase Price Allocation Adjustment Purchase Price BusinessAcquisitionsPurchasePriceAllocationAdjustmentPurchasePrice	3500000
CY2020Q4	bro	Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents BusinessAcquisitionsPurchasePriceAllocationCurrentAssetsCashAndCashEquivalents	27673000
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Prepaid Expense And Other Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets	22043000
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	9387000
CY2020Q4	us-gaap	Goodwill Fair Value Disclosure GoodwillFairValueDisclosure	648095000
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Noncurrent Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets	3652000
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	952024000
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Other BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther	32549000
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Other BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther	26313000
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	58862000
CY2020Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet	893162000
CY2020	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	648100000
CY2020	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	648100000
CY2020Q4	us-gaap	Business Acquisition Purchase Price Allocation Goodwill Expected Tax Deductible Amount BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount	516700000
CY2020Q4	bro	Earn Out Payable Not Deductible Until Earned Paid EarnOutPayableNotDeductibleUntilEarnedPaid	131400000
CY2020	us-gaap	Business Combination Pro Forma Information Revenue Of Acquiree Since Acquisition Date Actual BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual	93900000
CY2020	bro	Business Combination Pro Forma Information Income Loss Before Income Taxes Of Acquiree Since Acquisition Date Actual BusinessCombinationProFormaInformationIncomeLossBeforeIncomeTaxesOfAcquireeSinceAcquisitionDateActual	7500000
CY2019	bro	Business Acquisitions Purchase Price Allocation Adjustment Purchase Price BusinessAcquisitionsPurchasePriceAllocationAdjustmentPurchasePrice	4100000
CY2019Q4	bro	Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents BusinessAcquisitionsPurchasePriceAllocationCurrentAssetsCashAndCashEquivalents	3217000
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Prepaid Expense And Other Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets	12956000
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	455000
CY2019Q4	us-gaap	Goodwill Fair Value Disclosure GoodwillFairValueDisclosure	328546000
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Noncurrent Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets	55000
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	473943000
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Other BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther	2269000
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Other BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther	407000
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	2676000
CY2019Q4	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet	471267000
CY2019	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	328500000
CY2019	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	328500000
CY2019Q4	us-gaap	Business Acquisition Purchase Price Allocation Goodwill Expected Tax Deductible Amount BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount	245600000
CY2019Q4	bro	Earn Out Payable Not Deductible Until Earned Paid EarnOutPayableNotDeductibleUntilEarnedPaid	82900000
CY2019	us-gaap	Business Combination Pro Forma Information Revenue Of Acquiree Since Acquisition Date Actual BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual	49100000
CY2019	bro	Business Combination Pro Forma Information Income Loss Before Income Taxes Of Acquiree Since Acquisition Date Actual BusinessCombinationProFormaInformationIncomeLossBeforeIncomeTaxesOfAcquireeSinceAcquisitionDateActual	3400000
CY2021Q4	bro	Maximum Future Contingency Payments Acquisitions MaximumFutureContingencyPaymentsAcquisitions	484800000
CY2020Q4	bro	Business Acquisition Earn Out Payables BusinessAcquisitionEarnOutPayables	258943000
CY2019Q4	bro	Business Acquisition Earn Out Payables BusinessAcquisitionEarnOutPayables	161513000
CY2018Q4	bro	Business Acquisition Earn Out Payables BusinessAcquisitionEarnOutPayables	89924000
CY2021	bro	Additions To Estimated Acquisition Earn Out Payables From New Acquisitions AdditionsToEstimatedAcquisitionEarnOutPayablesFromNewAcquisitions	75761000
CY2020	bro	Additions To Estimated Acquisition Earn Out Payables From New Acquisitions AdditionsToEstimatedAcquisitionEarnOutPayablesFromNewAcquisitions	131397000
CY2019	bro	Additions To Estimated Acquisition Earn Out Payables From New Acquisitions AdditionsToEstimatedAcquisitionEarnOutPayablesFromNewAcquisitions	82872000
CY2021	bro	Payments For Estimated Acquisition Earn Out Payables PaymentsForEstimatedAcquisitionEarnOutPayables	83581000
CY2020	bro	Payments For Estimated Acquisition Earn Out Payables PaymentsForEstimatedAcquisitionEarnOutPayables	29509000
CY2019	bro	Payments For Estimated Acquisition Earn Out Payables PaymentsForEstimatedAcquisitionEarnOutPayables	9917000
CY2021	bro	Business Acquisition Earn Out Payable After Change In Additions And Payments BusinessAcquisitionEarnOutPayableAfterChangeInAdditionsAndPayments	251123000
CY2020	bro	Business Acquisition Earn Out Payable After Change In Additions And Payments BusinessAcquisitionEarnOutPayableAfterChangeInAdditionsAndPayments	263401000
CY2019	bro	Business Acquisition Earn Out Payable After Change In Additions And Payments BusinessAcquisitionEarnOutPayableAfterChangeInAdditionsAndPayments	162879000
CY2021	bro	Change In Fair Value Estimated Acquisition Earn Out Payables ChangeInFairValueEstimatedAcquisitionEarnOutPayables	-34209000
CY2020	bro	Change In Fair Value Estimated Acquisition Earn Out Payables ChangeInFairValueEstimatedAcquisitionEarnOutPayables	11814000
CY2019	bro	Change In Fair Value Estimated Acquisition Earn Out Payables ChangeInFairValueEstimatedAcquisitionEarnOutPayables	7298000
CY2021	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	6236000
CY2020	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	7356000
CY2019	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	5932000
CY2021	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	40445000
CY2020	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	-4458000
CY2019	us-gaap	Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1	-1366000
CY2021	bro	Business Combination Foreign Currency Translation Adjustments BusinessCombinationForeignCurrencyTranslationAdjustments	-521000
CY2020	bro	Business Combination Foreign Currency Translation Adjustments BusinessCombinationForeignCurrencyTranslationAdjustments	0
CY2019	bro	Business Combination Foreign Currency Translation Adjustments BusinessCombinationForeignCurrencyTranslationAdjustments	0
CY2021Q4	bro	Business Acquisition Earn Out Payables BusinessAcquisitionEarnOutPayables	291047000
CY2020Q4	bro	Business Acquisition Earn Out Payables BusinessAcquisitionEarnOutPayables	258943000
CY2019Q4	bro	Business Acquisition Earn Out Payables BusinessAcquisitionEarnOutPayables	161513000
CY2021Q4	bro	Business Acquisition Earn Out Payables BusinessAcquisitionEarnOutPayables	291000000.0
CY2020Q4	bro	Business Acquisition Earn Out Payables BusinessAcquisitionEarnOutPayables	258900000
CY2019Q4	bro	Business Acquisition Earn Out Payables BusinessAcquisitionEarnOutPayables	161500000
CY2019Q4	us-gaap	Goodwill Goodwill	3746094000
CY2020	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	648095000
CY2020	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	782000
CY2020	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	2511000
CY2020Q4	us-gaap	Goodwill Goodwill	4395918000
CY2021	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	349973000
CY2021	us-gaap	Goodwill Written Off Related To Sale Of Business Unit GoodwillWrittenOffRelatedToSaleOfBusinessUnit	3050000
CY2021	us-gaap	Goodwill Foreign Currency Translation Gain Loss GoodwillForeignCurrencyTranslationGainLoss	-6013000
CY2021Q4	us-gaap	Goodwill Goodwill	4736828000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	2349192000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	1267727000
CY2021Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1081465000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	2200061000
CY2020Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	1150401000
CY2020Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	1049660000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	122400000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	115500000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	111300000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	108900000
CY2021Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	102900000
CY2021Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	38491000
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	260000
CY2021Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	425000
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	38326000
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	20712000
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	384000
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	959000
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	41000
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	21671000
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	425000
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	23
CY2020Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	35562000
CY2020Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	703000
CY2020Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	11000
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	36254000
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	2803000
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	11000
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	0
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	0
CY2020Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	2803000
CY2020Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	11000
CY2020Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	3
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	7298000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	7356000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	30193000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	30011000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	1000000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	959000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	38491000
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	38326000
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	11214000
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	11283000
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	23348000
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	23976000
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	1000000
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	995000
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	35562000
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	36254000
CY2021	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	9200000
CY2021	us-gaap	Proceeds From Sale Of Other Investments ProceedsFromSaleOfOtherInvestments	10800000
CY2021	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	12400000
CY2020	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	8600000
CY2020	us-gaap	Proceeds From Sale Of Other Investments ProceedsFromSaleOfOtherInvestments	11000000.0
CY2020	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	14200000
CY2021Q4	us-gaap	Assets Held By Insurance Regulators AssetsHeldByInsuranceRegulators	4100000
CY2021Q4	us-gaap	Senior Long Term Notes SeniorLongTermNotes	1548495000
CY2020Q4	us-gaap	Development In Process DevelopmentInProcess	81736000
CY2021Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	408423000
CY2020Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	391949000
CY2021Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	196390000
CY2020Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	190834000
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	212033000
CY2020Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	201115000
CY2021	us-gaap	Depreciation Depreciation	33300000
CY2020	us-gaap	Depreciation Depreciation	26300000
CY2019	us-gaap	Depreciation Depreciation	23400000
CY2021Q4	us-gaap	Accrued Bonuses Current AccruedBonusesCurrent	216721000
CY2020Q4	us-gaap	Accrued Bonuses Current AccruedBonusesCurrent	159356000
CY2021Q4	us-gaap	Accrued Employee Benefits Current AccruedEmployeeBenefitsCurrent	53547000
CY2020Q4	us-gaap	Accrued Employee Benefits Current AccruedEmployeeBenefitsCurrent	41550000
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	43441000
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	43542000
CY2021Q4	us-gaap	Deferred Revenue DeferredRevenue	67450000
CY2020Q4	us-gaap	Deferred Revenue DeferredRevenue	53956000
CY2021Q4	bro	Reserveforpolicycancellations Reserveforpolicycancellations	29213000
CY2020Q4	bro	Reserveforpolicycancellations Reserveforpolicycancellations	31081000
CY2021Q4	us-gaap	Interest Payable Current InterestPayableCurrent	15871000
CY2020Q4	us-gaap	Interest Payable Current InterestPayableCurrent	15260000
CY2021Q4	bro	Accrued Rentand Vendor Expenses AccruedRentandVendorExpenses	7552000
CY2020Q4	bro	Accrued Rentand Vendor Expenses AccruedRentandVendorExpenses	6682000
CY2021Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	22364000
CY2020Q4	us-gaap	Other Accrued Liabilities Current OtherAccruedLiabilitiesCurrent	20310000
CY2021Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	456159000
CY2020Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	371737000
CY2021Q4	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	42500000
CY2020Q4	us-gaap	Lines Of Credit Current LinesOfCreditCurrent	70000000
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-2587000
CY2020Q4	us-gaap	Senior Long Term Notes SeniorLongTermNotes	1548208000
CY2021Q4	us-gaap	Long Term Line Of Credit LongTermLineOfCredit	444375000
CY2020Q4	us-gaap	Long Term Line Of Credit LongTermLineOfCredit	490000000
CY2021Q4	us-gaap	Deferred Finance Costs Gross DeferredFinanceCostsGross	12433000
CY2020Q4	us-gaap	Deferred Finance Costs Gross DeferredFinanceCostsGross	12302000
CY2021Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	1980437000
CY2020Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	2025906000
CY2021Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	42500000
CY2020Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	70000000
CY2021Q4	us-gaap	Long Term Debt LongTermDebt	2022937000
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	2095906000
CY2017Q2	bro	Unsecured Revolving Credit Facility UnsecuredRevolvingCreditFacility	800000000.0
CY2017Q2	us-gaap	Unsecured Long Term Debt UnsecuredLongTermDebt	400000000.0
CY2018Q4	us-gaap	Proceeds From Issuance Of Debt ProceedsFromIssuanceOfDebt	2800000
CY2017Q2	us-gaap	Write Off Of Deferred Debt Issuance Cost WriteOffOfDeferredDebtIssuanceCost	200000
CY2017Q2	us-gaap	Deferred Finance Costs Noncurrent Net DeferredFinanceCostsNoncurrentNet	1600000
CY2020Q4	us-gaap	Unsecured Long Term Debt UnsecuredLongTermDebt	290000000.0
CY2020Q4	bro	Unsecured Revolving Credit Facility UnsecuredRevolvingCreditFacility	0
CY2018Q4	us-gaap	Debt Instrument Periodic Payment DebtInstrumentPeriodicPayment	250000000.0
CY2021	us-gaap	Interest Paid InterestPaid	61500000
CY2020	us-gaap	Interest Paid InterestPaid	52400000
CY2019	us-gaap	Interest Paid InterestPaid	58300000
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	42500000
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	225600000
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	525000000.0
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	25000000.0
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	168800000
CY2021Q4	bro	Long Term Debt Maturities Repayments Of Principal In Year Eight LongTermDebtMaturitiesRepaymentsOfPrincipalInYearEight	350000000.0
CY2021Q4	bro	Long Term Debt Maturities Repayments Of Principal In Year Ten LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTen	700000000.0
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	106763000
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	93620000
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	85507000
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	32635000
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	34123000
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	28905000
CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	1831000
CY2020	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	325000
CY2019	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	620000
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	141229000
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	128068000
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	115032000
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	27963000
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	11655000
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	14994000
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	4954000
CY2020	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	4119000
CY2021	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	1573000
CY2021	bro	Deferred Tax Provision DeferredTaxProvision	34490000
CY2020	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-226000
CY2019	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	-24000
CY2020	bro	Deferred Tax Provision DeferredTaxProvision	15548000
CY2019	bro	Deferred Tax Provision DeferredTaxProvision	12383000
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	175719000
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	143616000
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	127415000
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2020	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2019	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2021	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.047
CY2020	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.053
CY2019	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.038
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.002
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.003
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost	0.003
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Meals And Entertainment EffectiveIncomeTaxRateReconciliationNondeductibleExpenseMealsAndEntertainment	0.000
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Meals And Entertainment EffectiveIncomeTaxRateReconciliationNondeductibleExpenseMealsAndEntertainment	0.001
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Meals And Entertainment EffectiveIncomeTaxRateReconciliationNondeductibleExpenseMealsAndEntertainment	0.003
CY2021	bro	Effective Income Tax Rate Reconciliation Nondeductible Officers Compensation EffectiveIncomeTaxRateReconciliationNondeductibleOfficersCompensation	0.004
CY2020	bro	Effective Income Tax Rate Reconciliation Nondeductible Officers Compensation EffectiveIncomeTaxRateReconciliationNondeductibleOfficersCompensation	0.003
CY2019	bro	Effective Income Tax Rate Reconciliation Nondeductible Officers Compensation EffectiveIncomeTaxRateReconciliationNondeductibleOfficersCompensation	0.002
CY2021	bro	Effective Income Tax Rate Reconciliation Stock Vesting Under Accounting Standards Update201619 EffectiveIncomeTaxRateReconciliationStockVestingUnderAccountingStandardsUpdate201619	-0.036
CY2020	bro	Effective Income Tax Rate Reconciliation Stock Vesting Under Accounting Standards Update201619 EffectiveIncomeTaxRateReconciliationStockVestingUnderAccountingStandardsUpdate201619	-0.035
CY2019	bro	Effective Income Tax Rate Reconciliation Stock Vesting Under Accounting Standards Update201619 EffectiveIncomeTaxRateReconciliationStockVestingUnderAccountingStandardsUpdate201619	-0.011
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	0.003
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	-0.005
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Nondeductible Expense Other EffectiveIncomeTaxRateReconciliationNondeductibleExpenseOther	-0.003
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.230
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.230
CY2019	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.242
CY2021Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	440238000
CY2020Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	400335000
CY2021Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	20004000
CY2020Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	11740000
CY2021Q4	bro	Deferred Tax Liabilities Right Of Use Asset DeferredTaxLiabilitiesRightOfUseAsset	47663000
CY2020Q4	bro	Deferred Tax Liabilities Right Of Use Asset DeferredTaxLiabilitiesRightOfUseAsset	46730000
CY2021Q4	bro	Net Unrealized Holding Gain On Available For Sale Securities NetUnrealizedHoldingGainOnAvailableForSaleSecurities	-41000
CY2020Q4	bro	Net Unrealized Holding Gain On Available For Sale Securities NetUnrealizedHoldingGainOnAvailableForSaleSecurities	176000
CY2021Q4	bro	Non Current Deferred Tax Liability NonCurrentDeferredTaxLiability	523080000
CY2020Q4	bro	Non Current Deferred Tax Liability NonCurrentDeferredTaxLiability	478909000
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	66354000
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	59897000
CY2021Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals	15708000
CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals	19497000
CY2021Q4	bro	Deferred Tax Assets Lease Liabilities DeferredTaxAssetsLeaseLiabilities	53343000
CY2020Q4	bro	Deferred Tax Assets Lease Liabilities DeferredTaxAssetsLeaseLiabilities	53150000
CY2021Q4	bro	Deferred Tax Assets Operating Loss Carryforwards And Disallowed Carryforwards DeferredTaxAssetsOperatingLossCarryforwardsAndDisallowedCarryforwards	1910000
CY2020Q4	bro	Deferred Tax Assets Operating Loss Carryforwards And Disallowed Carryforwards DeferredTaxAssetsOperatingLossCarryforwardsAndDisallowedCarryforwards	3168000
CY2021Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	1029000
CY2020Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	1025000
CY2021Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	136286000
CY2020Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	134687000
CY2021Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	386794000
CY2020Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	344222000
CY2021	us-gaap	Income Taxes Paid IncomeTaxesPaid	147500000
CY2020	us-gaap	Income Taxes Paid IncomeTaxesPaid	132900000
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	110000000.0
CY2021Q4	us-gaap	Operating Loss Carryforwards OperatingLossCarryforwards	0
CY2021Q4	bro	Operating Loss Carryforwards State OperatingLossCarryforwardsState	34500000
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1267000
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1127000
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1639000
CY2021	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	270000
CY2020	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	848000
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	778000
CY2021	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	446000
CY2020	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	708000
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	791000
CY2021	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	174000
CY2019	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	499000
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	917000
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1267000
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1127000
CY2021Q4	us-gaap	Liability For Uncertain Tax Positions Current LiabilityForUncertainTaxPositionsCurrent	300000
CY2020Q4	us-gaap	Liability For Uncertain Tax Positions Current LiabilityForUncertainTaxPositionsCurrent	300000
CY2019Q4	us-gaap	Liability For Uncertain Tax Positions Current LiabilityForUncertainTaxPositionsCurrent	200000
CY2021Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	900000
CY2020Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1300000
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	1100000
CY2021	bro	Service Period Eligibleto Participatefor Employee Savings Plan ServicePeriodEligibletoParticipateforEmployeeSavingsPlan	30
CY2021	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent Of Match DefinedContributionPlanEmployerMatchingContributionPercentOfMatch	0.040
CY2021	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	35600000
CY2020	us-gaap	Defined Benefit Plan Contributions By Employer DefinedBenefitPlanContributionsByEmployer	31200000
CY2010Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	28800000
CY2021Q4	bro	Incremental Increases In Average Stock Price From Initial Grant Price IncrementalIncreasesInAverageStockPriceFromInitialGrantPrice	0.20
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Requisite Service Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1	P15Y
CY2009Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Award Requisite Service Period1 ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1	P20Y
CY2021	bro	Attainment Age Of Stock Plan AttainmentAgeOfStockPlan	attainment of age 64
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	10192982
CY2021Q4	bro	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Awarded Shares Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAwardedSharesOutstandingNumber	839842
CY2021Q4	bro	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Distributed Shares Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsDistributedSharesOutstandingNumber	9353140
CY2021	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Lower Range Limit ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLowerRangeLimit	8.30
CY2021	us-gaap	Share Based Compensation Shares Authorized Under Stock Option Plans Exercise Price Range Upper Range Limit ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit	10.31
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	2300000
CY2020	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	5000000.0
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue	3500000
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	34000000
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Maximum Employee Subscription Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate	0.10
CY2021	us-gaap	Share Based Compensation ShareBasedCompensation	61018000
CY2020	us-gaap	Share Based Compensation ShareBasedCompensation	59749000
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	46994000
CY2021Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	135100000
CY2021	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P3Y4M9D
CY2020	bro	Deferred In Employer Only Payroll Tax Payments DeferredInEmployerOnlyPayrollTaxPayments	31100000
CY2021	bro	Deferred Employer Only Payroll Tax First Installment Payment DeferredEmployerOnlyPayrollTaxFirstInstallmentPayment	15600000
CY2021	bro	Deferred Employer Only Payroll Tax Remaining Balance Payment To Be Made DeferredEmployerOnlyPayrollTaxRemainingBalancePaymentToBeMade	15600000
CY2021Q2	bro	Reimbursement For Capitalizable Costs Of Public Infrastructure Improvements ReimbursementForCapitalizableCostsOfPublicInfrastructureImprovements	8100000
CY2021	us-gaap	Interest Paid Net InterestPaidNet	61531000
CY2020	us-gaap	Interest Paid Net InterestPaidNet	52378000
CY2019	us-gaap	Interest Paid Net InterestPaidNet	58290000
CY2021	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	146932000
CY2020	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	131596000
CY2019	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	109766000
CY2021	bro	Other Payable Issued For Agency Acquisitions And Purchased Customer Accounts OtherPayableIssuedForAgencyAcquisitionsAndPurchasedCustomerAccounts	15072000
CY2020	bro	Other Payable Issued For Agency Acquisitions And Purchased Customer Accounts OtherPayableIssuedForAgencyAcquisitionsAndPurchasedCustomerAccounts	9130000
CY2019	bro	Other Payable Issued For Agency Acquisitions And Purchased Customer Accounts OtherPayableIssuedForAgencyAcquisitionsAndPurchasedCustomerAccounts	12135000
CY2021	bro	Recorded Earn Out Payable RecordedEarnOutPayable	75761000
CY2021	bro	Maximum Operating Lease Expiration Term MaximumOperatingLeaseExpirationTerm	2041
CY2020	bro	Recorded Earn Out Payable RecordedEarnOutPayable	131397000
CY2019	bro	Recorded Earn Out Payable RecordedEarnOutPayable	82872000
CY2021	bro	Contingent Payable Issued For Agency Acquisition ContingentPayableIssuedForAgencyAcquisition	24114000
CY2020	bro	Contingent Payable Issued For Agency Acquisition ContingentPayableIssuedForAgencyAcquisition	0
CY2019	bro	Contingent Payable Issued For Agency Acquisition ContingentPayableIssuedForAgencyAcquisition	0
CY2021	us-gaap	Noncash Or Part Noncash Acquisition Value Of Assets Acquired1 NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1	9892000
CY2020	us-gaap	Noncash Or Part Noncash Acquisition Value Of Assets Acquired1 NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1	0
CY2019	us-gaap	Noncash Or Part Noncash Acquisition Value Of Assets Acquired1 NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1	0
CY2021	us-gaap	Noncash Or Part Noncash Acquisition Payables Assumed1 NoncashOrPartNoncashAcquisitionPayablesAssumed1	1355000
CY2020	us-gaap	Noncash Or Part Noncash Acquisition Payables Assumed1 NoncashOrPartNoncashAcquisitionPayablesAssumed1	0
CY2019	us-gaap	Noncash Or Part Noncash Acquisition Payables Assumed1 NoncashOrPartNoncashAcquisitionPayablesAssumed1	0
CY2021	us-gaap	Increase Decrease In Notes Receivables IncreaseDecreaseInNotesReceivables	0
CY2020	us-gaap	Increase Decrease In Notes Receivables IncreaseDecreaseInNotesReceivables	0
CY2019	us-gaap	Increase Decrease In Notes Receivables IncreaseDecreaseInNotesReceivables	9903000
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	887009000
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	817398000
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	542174000
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	583247000
CY2020Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	454517000
CY2019Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	420801000
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1470256000
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	1271915000
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	962975000
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	197035000
CY2020Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	186998000
CY2021Q4	bro	Operating Lease Asset OperatingLeaseAsset	197035000
CY2020Q4	bro	Operating Lease Asset OperatingLeaseAsset	186998000
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	43441000
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	43542000
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	179976000
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	172935000
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	223417000
CY2020Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	216477000
CY2021	us-gaap	Operating Lease Cost OperatingLeaseCost	52751000
CY2020	us-gaap	Operating Lease Cost OperatingLeaseCost	53821000
CY2021	us-gaap	Variable Lease Cost VariableLeaseCost	4316000
CY2020	us-gaap	Variable Lease Cost VariableLeaseCost	3739000
CY2021	us-gaap	Short Term Lease Cost ShortTermLeaseCost	1165000
CY2020	us-gaap	Short Term Lease Cost ShortTermLeaseCost	468000
CY2021	bro	Operating And Variable Lease Cost OperatingAndVariableLeaseCost	58232000
CY2020	bro	Operating And Variable Lease Cost OperatingAndVariableLeaseCost	58028000
CY2021	us-gaap	Sublease Income SubleaseIncome	1661000
CY2020	us-gaap	Sublease Income SubleaseIncome	1798000
CY2021	us-gaap	Lease Cost LeaseCost	56571000
CY2020	us-gaap	Lease Cost LeaseCost	56230000
CY2021Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P6Y5M19D
CY2021Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0272
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	48743000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	44794000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	37996000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	31587000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	22511000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	56416000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	242047000
CY2021Q4	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	18630000
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	223417000
CY2021	us-gaap	Operating Lease Payments OperatingLeasePayments	56034000
CY2020	us-gaap	Operating Lease Payments OperatingLeasePayments	54946000
CY2021	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	53978000
CY2020	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	45750000
CY2021	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	4
CY2021	us-gaap	Revenues Revenues	3051398000
CY2021	us-gaap	Investment Income Nonoperating InvestmentIncomeNonoperating	1099000
CY2021	us-gaap	Adjustment For Amortization AdjustmentForAmortization	119593000
CY2021	us-gaap	Depreciation Depreciation	33309000
CY2021	us-gaap	Interest Expense InterestExpense	64981000
CY2021	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	762823000
CY2021Q4	us-gaap	Assets Assets	9795443000
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	45045000
CY2020	us-gaap	Revenues Revenues	2613375000
CY2020	us-gaap	Investment Income Nonoperating InvestmentIncomeNonoperating	2811000
CY2020	us-gaap	Adjustment For Amortization AdjustmentForAmortization	108523000
CY2020	us-gaap	Depreciation Depreciation	26276000
CY2020	us-gaap	Interest Expense InterestExpense	58973000
CY2020	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	624099000
CY2020Q4	us-gaap	Assets Assets	8966492000
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	70700000
CY2019	us-gaap	Revenues Revenues	2392171000
CY2019	us-gaap	Investment Income Nonoperating InvestmentIncomeNonoperating	5780000
CY2019	us-gaap	Adjustment For Amortization AdjustmentForAmortization	105298000
CY2019	us-gaap	Depreciation Depreciation	23417000
CY2019	us-gaap	Interest Expense InterestExpense	63660000
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	525929000
CY2019Q4	us-gaap	Assets Assets	7622821000
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	73108000
CY2021	us-gaap	Direct Premiums Written DirectPremiumsWritten	747384000
CY2021	us-gaap	Direct Premiums Earned DirectPremiumsEarned	732777000
CY2020	us-gaap	Direct Premiums Written DirectPremiumsWritten	728109000
CY2020	us-gaap	Direct Premiums Earned DirectPremiumsEarned	716515000
CY2021	us-gaap	Ceded Premiums Written CededPremiumsWritten	747366000
CY2021	us-gaap	Ceded Premiums Earned CededPremiumsEarned	732759000
CY2020	us-gaap	Ceded Premiums Written CededPremiumsWritten	728093000
CY2020	us-gaap	Ceded Premiums Earned CededPremiumsEarned	716499000
CY2021	us-gaap	Premiums Written Net PremiumsWrittenNet	18000
CY2021	us-gaap	Premiums Earned Net PremiumsEarnedNet	18000
CY2020	us-gaap	Premiums Written Net PremiumsWrittenNet	16000
CY2020	us-gaap	Premiums Earned Net PremiumsEarnedNet	16000
CY2021Q4	us-gaap	Reinsurance Recoverable For Unpaid Claims And Claims Adjustments ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments	63100000
CY2021Q4	us-gaap	Prepaid Reinsurance Premiums PrepaidReinsurancePremiums	392200000
CY2020Q4	us-gaap	Reinsurance Recoverable For Unpaid Claims And Claims Adjustments ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments	43500000
CY2020Q4	us-gaap	Prepaid Reinsurance Premiums PrepaidReinsurancePremiums	377600000
CY2021	us-gaap	Increase Decrease In Liability For Claims And Claims Adjustment Expense Reserve IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve	0
CY2020	us-gaap	Increase Decrease In Liability For Claims And Claims Adjustment Expense Reserve IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve	0
CY2021Q4	bro	Percentage Of Ceded Premiums PercentageOfCededPremiums	1.000
CY2021	bro	Number Of Reinsurers NumberOfReinsurers	2
CY2021Q4	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet	63100000
CY2020Q4	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet	43500000
CY2021Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	323600000
	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	18500000
CY2021Q4	us-gaap	Treasury Stock Value TreasuryStockValue	673900000
CY2021	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.380
CY2021	us-gaap	Dividends Cash DividendsCash	107200000
CY2020	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.348
CY2020	us-gaap	Dividends Cash DividendsCash	100600000

Files In Submission

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$BRO
BROWN & BROWN, INC. Stock $bro

2021 Q4 Form 10-K Financial Statement

#000095017022001654 Filed on February 23, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BRO BROWN & BROWN, INC. Stock $bro

2021 Q4 Form 10-K Financial Statement

#000095017022001654 Filed on February 23, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$BRO
BROWN & BROWN, INC. Stock $bro