XML 95 R63.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Long-Term Debt - Additional Information (Detail) (USD $) | 0 Months Ended | 12 Months Ended | 0 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Jan. 09, 2012 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012 | May 20, 2014 | Apr. 17, 2014 | Apr. 16, 2014 | Jun. 30, 2013
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Revolving and term loan | $ 50,000,000 bro_DebtInstrumentRevolvingAndTermLoan |  |  |  |  |  |  |
Credit facility, outstanding amount |  | 529,375,000 us-gaap_LineOfCredit | 230,000,000 us-gaap_LineOfCredit |  |  |  |  |
Potential increased in line of credit facility |  |  |  |  |  | 500,000,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity |  |
Unsecured revolving credit facility |  |  |  |  |  | 800,000,000 bro_UnsecuredRevolvingCreditFacility |  |
Unsecured term loans |  |  |  |  |  | 550,000,000 us-gaap_UnsecuredLongTermDebt |  |
Term Loan Agreement |  | 475,000,000 us-gaap_RepaymentsOfLinesOfCredit | 31,863,000 us-gaap_RepaymentsOfLinesOfCredit | 100,000,000 us-gaap_RepaymentsOfLinesOfCredit |  |  |  |
Letter of credit fees |  | 0.20%us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage |  |  |  |  |  |
Proceeds from lines of credit |  | 475,000,000 us-gaap_ProceedsFromLinesOfCredit | 31,863,000 us-gaap_ProceedsFromLinesOfCredit | 100,000,000 us-gaap_ProceedsFromLinesOfCredit |  |  |  |
Interest paid |  | 25,115,000 us-gaap_InterestPaid | 16,501,000 us-gaap_InterestPaid | 16,090,000 us-gaap_InterestPaid |  |  |  |
Maturities of long term debt 2015 |  | 45,625,000 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths |  |  |  |  |  |
Maturities of long term debt 2016 |  | 73,125,000 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo |  |  |  |  |  |
Maturities of long term debt 2017 |  | 55,000,000 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree |  |  |  |  |  |
Maturities of long term debt 2018 |  | 155,000,000 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour |  |  |  |  |  |
Maturities of long term debt 2019 |  | 371,250,000 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive |  |  |  |  |  |
Maturities of long term debt 2024 |  | 500,000,000 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive |  |  |  |  |  |
Agreement [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Term Loan Agreement |  |  |  |  | 230,000,000 us-gaap_RepaymentsOfLinesOfCredit / us-gaap_FinancialInstrumentAxis = bro_AgreementMember |  |  |
Credit Agreement [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Credit facility, outstanding amount |  | 550,000,000 us-gaap_LineOfCredit / us-gaap_DebtInstrumentAxis = bro_CreditAgreementMember |  |  |  |  |  |
Unsecured revolving credit facility |  |  |  |  |  | 1,350,000,000 bro_UnsecuredRevolvingCreditFacility / us-gaap_DebtInstrumentAxis = bro_CreditAgreementMember |  |
Unsecured Senior Notes [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt instrument interest rate stated percentage |  | 4.20%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = bro_UnsecuredSeniorNotesMember |  |  |  |  |  |
Debt instrument, face amount |  | 500,000,000 us-gaap_DebtInstrumentFaceAmount / us-gaap_DebtInstrumentAxis = bro_UnsecuredSeniorNotesMember |  |  |  |  |  |
Debt instrument maturity year |  | 2024 |  |  |  |  |  |
Sun Trust Term Loan [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Revolving and term loan | 100,000,000 bro_DebtInstrumentRevolvingAndTermLoan / us-gaap_LineOfCreditFacilityAxis = bro_SunTrustTermLoanMember |  |  |  |  |  |  |
Sun Trust Revolver [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Revolving and term loan | 50,000,000 bro_DebtInstrumentRevolvingAndTermLoan / us-gaap_LineOfCreditFacilityAxis = bro_SunTrustRevolverMember |  |  |  |  |  |  |
JPM Term Loan [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt instrument, maturity date |  | Dec. 31, 2016 |  |  |  |  |  |
Revolving and term loan |  | 100,000,000 bro_DebtInstrumentRevolvingAndTermLoan / us-gaap_LineOfCreditFacilityAxis = bro_JpmTermLoanMember |  |  |  |  |  |
Wells Fargo Revolver [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt instrument, maturity date |  | Dec. 31, 2016 |  |  |  |  |  |
Credit facility, outstanding amount |  |  |  |  |  |  | 25,000,000 us-gaap_LineOfCredit / us-gaap_LineOfCreditFacilityAxis = bro_WellsFargoMember |
Increase in revolving credit facility |  | 50,000,000 bro_LineOfCreditFacilityIncreaseInBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = bro_WellsFargoMember |  |  |  |  |  |
Potential increased in line of credit facility |  | 100,000,000 us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = bro_WellsFargoMember |  |  |  |  |  |
Borrowings outstanding |  | 0 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = bro_WellsFargoMember | 0 us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity / us-gaap_LineOfCreditFacilityAxis = bro_WellsFargoMember |  |  |  |  |
Wells Fargo Revolver [Member] | Beecher Acquisition [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Credit facility, outstanding amount |  |  |  |  |  |  |  | 50,000,000 us-gaap_LineOfCredit / dei_LegalEntityAxis = bro_BeecherMember / us-gaap_LineOfCreditFacilityAxis = bro_WellsFargoMember
Bank Of America Loan Term Loan [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt instrument, maturity date |  | Dec. 31, 2016 |  |  |  |  |  |
Bank Of America Loan Term Loan [Member] | Beecher Acquisition [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Revolving and term loan |  |  |  |  |  |  |  | 30,000,000 us-gaap_LongTermLoansFromBank / dei_LegalEntityAxis = bro_BeecherMember / us-gaap_LineOfCreditFacilityAxis = bro_BankOfAmericaLoanOneMember
Master Agreement [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Unsecured senior notes outstanding |  | 150,000,000 us-gaap_UnsecuredDebt / us-gaap_TradingActivityByTypeAxis = bro_MasterAgreementMember | 150,000,000 us-gaap_UnsecuredDebt / us-gaap_TradingActivityByTypeAxis = bro_MasterAgreementMember |  |  |  |  |
Master Agreement [Member] | Series C [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Unsecured senior notes outstanding |  | 25,000,000 us-gaap_UnsecuredDebt / us-gaap_AuctionMarketPreferredSecuritiesStockSeriesAxis = bro_SeriesCMember / us-gaap_TradingActivityByTypeAxis = bro_MasterAgreementMember |  |  |  |  |  |
Debt instrument, issuance date |  | Dec. 22, 2006 |  |  |  |  |  |
Debt instrument interest rate stated percentage |  | 5.66%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_AuctionMarketPreferredSecuritiesStockSeriesAxis = bro_SeriesCMember / us-gaap_TradingActivityByTypeAxis = bro_MasterAgreementMember |  |  |  |  |  |
Debt instrument, maturity date |  | Dec. 22, 2016 |  |  |  |  |  |
Master Agreement [Member] | Series D [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Unsecured senior notes outstanding |  | 25,000,000 us-gaap_UnsecuredDebt / us-gaap_AuctionMarketPreferredSecuritiesStockSeriesAxis = bro_SeriesDMember / us-gaap_TradingActivityByTypeAxis = bro_MasterAgreementMember |  |  |  |  |  |
Debt instrument, issuance date |  | Feb. 01, 2008 |  |  |  |  |  |
Debt instrument interest rate stated percentage |  | 5.37%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_AuctionMarketPreferredSecuritiesStockSeriesAxis = bro_SeriesDMember / us-gaap_TradingActivityByTypeAxis = bro_MasterAgreementMember |  |  |  |  |  |
Debt instrument, maturity date |  | Jan. 15, 2015 |  |  |  |  |  |
Notes redeemed |  | 25,000,000 us-gaap_RepaymentsOfUnsecuredDebt / us-gaap_AuctionMarketPreferredSecuritiesStockSeriesAxis = bro_SeriesDMember / us-gaap_TradingActivityByTypeAxis = bro_MasterAgreementMember |  |  |  |  |  |
Master Agreement [Member] | Series E [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Unsecured senior notes outstanding |  | 100,000,000 us-gaap_UnsecuredDebt / us-gaap_AuctionMarketPreferredSecuritiesStockSeriesAxis = bro_SeriesEMember / us-gaap_TradingActivityByTypeAxis = bro_MasterAgreementMember |  |  |  |  |  |
Debt instrument, issuance date |  | Sep. 15, 2011 |  |  |  |  |  |
Debt instrument interest rate stated percentage |  | 4.50%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_AuctionMarketPreferredSecuritiesStockSeriesAxis = bro_SeriesEMember / us-gaap_TradingActivityByTypeAxis = bro_MasterAgreementMember |  |  |  |  |  |
Debt instrument, maturity date |  | Sep. 15, 2018 |  |  |  |  |  |
LIBOR [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
30-day Adjusted LIBOR Rate |  | 0.19%bro_AdjustedLiborRate / us-gaap_VariableRateAxis = us-gaap_LondonInterbankOfferedRateLIBORMember |  |  |  |  |  |
Line of Credit [Member] | Sun Trust Revolver [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt instrument, maturity date |  | Dec. 31, 2016 |  |  |  |  |  |
Line of Credit [Member] | Wells Fargo Revolver [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Letter of credit usage fee, minimum |  | 1.00%bro_LetterOfCreditUsageFeeMinimum / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / us-gaap_LineOfCreditFacilityAxis = bro_WellsFargoMember |  |  |  |  |  |
Letter of credit usage fee, maximum |  | 1.40%bro_LetterOfCreditUsageFeeMaximum / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / us-gaap_LineOfCreditFacilityAxis = bro_WellsFargoMember |  |  |  |  |  |
LIBOR below base rate |  | 1.00%bro_LiborRateBelowBaseRate / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / us-gaap_LineOfCreditFacilityAxis = bro_WellsFargoMember |  |  |  |  |  |
Availability fees, minimum |  | 0.175%bro_FeesOnLoansMinimum / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / us-gaap_LineOfCreditFacilityAxis = bro_WellsFargoMember |  |  |  |  |  |
Availability fees, maximum |  | 0.25%bro_FeesOnLoansMaximum / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / us-gaap_LineOfCreditFacilityAxis = bro_WellsFargoMember |  |  |  |  |  |
Interest rate, minimum |  | 1.00%us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / us-gaap_LineOfCreditFacilityAxis = bro_WellsFargoMember |  |  |  |  |  |
Interest rate, maximum |  | 1.40%us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMaximum / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / us-gaap_LineOfCreditFacilityAxis = bro_WellsFargoMember |  |  |  |  |  |
Line of Credit [Member] | Bank Of America Loan Term Loan [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Revolving and term loan |  | 30,000,000 us-gaap_LongTermLoansFromBank / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / us-gaap_LineOfCreditFacilityAxis = bro_BankOfAmericaLoanOneMember |  |  |  |  |  |
Term Loan [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Credit facility, outstanding amount |  |  |  |  | 550,000,000 us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = bro_TermLoanMember |  |  |
Line of credit facility interest rate above adjusted LIBOR rate |  | 1.375%bro_LineOfCreditFacilityInterestRateAboveLibor / us-gaap_CreditFacilityAxis = bro_TermLoanMember |  |  |  |  |  |
Revolving Credit Facility [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Credit facility, outstanding amount |  | 475,000,000 us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |  |  | 375,000,000 us-gaap_LineOfCredit / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |  |  |
Line of credit facility interest rate above adjusted LIBOR rate |  | 1.175%bro_LineOfCreditFacilityInterestRateAboveLibor / us-gaap_CreditFacilityAxis = us-gaap_RevolvingCreditFacilityMember |  |  |  |  |  |
Revolving Loans [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Proceeds from lines of credit |  | 0 us-gaap_ProceedsFromLinesOfCredit / us-gaap_CreditFacilityAxis = bro_RevolvingLoansMember |  |  |  |  |  |
Private Placement [Member] | Series A [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Unsecured senior notes outstanding |  | 100,000,000 us-gaap_UnsecuredDebt / us-gaap_AuctionMarketPreferredSecuritiesStockSeriesAxis = us-gaap_SeriesAMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember |  |  |  |  |  |
Debt instrument, issuance date |  | Sep. 15, 2004 |  |  |  |  |  |
Debt instrument interest rate stated percentage |  | 5.57%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_AuctionMarketPreferredSecuritiesStockSeriesAxis = us-gaap_SeriesAMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember |  |  |  |  |  |
Debt instrument, maturity date |  | Sep. 15, 2011 |  |  |  |  |  |
Private Placement [Member] | Series B [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Unsecured senior notes outstanding |  | 100,000,000 us-gaap_UnsecuredDebt / us-gaap_AuctionMarketPreferredSecuritiesStockSeriesAxis = us-gaap_SeriesBMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember |  |  |  |  |  |
Debt instrument, issuance date |  | Jul. 15, 2004 |  |  |  |  |  |
Debt instrument interest rate stated percentage |  | 6.08%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_AuctionMarketPreferredSecuritiesStockSeriesAxis = us-gaap_SeriesBMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember |  |  |  |  |  |
Debt instrument, maturity date |  | Jul. 15, 2014 |  |  |  |  |  |
Private Placement [Member] | Senior Notes [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Unsecured senior notes outstanding |  | $ 200,000,000 us-gaap_UnsecuredDebt / us-gaap_AssetsSoldUnderAgreementsToRepurchaseAxis = us-gaap_SeniorNotesMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember |  |  |  |  |  |

X
- Definition Adjusted LIBOR rate + References No definition available. + Details
Name: | bro_AdjustedLiborRate
Namespace Prefix: | bro_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Debt instrument, revolving and term loan + References No definition available. + Details
Name: | bro_DebtInstrumentRevolvingAndTermLoan
Namespace Prefix: | bro_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Debt Instruments Maturity Year + References No definition available. + Details
Name: | bro_DebtInstrumentsMaturityYear
Namespace Prefix: | bro_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fees On Loans Maximum + References No definition available. + Details
Name: | bro_FeesOnLoansMaximum
Namespace Prefix: | bro_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fees On Loans Minimum + References No definition available. + Details
Name: | bro_FeesOnLoansMinimum
Namespace Prefix: | bro_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Letter Of Credit Usage Fee Maximum + References No definition available. + Details
Name: | bro_LetterOfCreditUsageFeeMaximum
Namespace Prefix: | bro_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Letter Of Credit Usage Fee Minimum + References No definition available. + Details
Name: | bro_LetterOfCreditUsageFeeMinimum
Namespace Prefix: | bro_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition LIBOR Rate Below Base Rate + References No definition available. + Details
Name: | bro_LiborRateBelowBaseRate
Namespace Prefix: | bro_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line of credit facility, increase in borrowing capacity + References No definition available. + Details
Name: | bro_LineOfCreditFacilityIncreaseInBorrowingCapacity
Namespace Prefix: | bro_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line Of Credit Facility Interest Rate Above LIBOR + References No definition available. + Details
Name: | bro_LineOfCreditFacilityInterestRateAboveLibor
Namespace Prefix: | bro_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Unsecured Revolving Credit Facility + References No definition available. + Details
Name: | bro_UnsecuredRevolvingCreditFacility
Namespace Prefix: | bro_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Maximum contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMaximum
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Minimum contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Date the debt instrument was issued, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentIssuanceDate1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentMaturityDate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of cash paid for interest during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
Name: | us-gaap_InterestPaid
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
Name: | us-gaap_LineOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
Name: | us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
Name: | us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
Name: | us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
Name: | us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
Name: | us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
Name: | us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
Name: | us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04.(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
Name: | us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Carrying value as of the balance sheet date of loans from a bank with maturities initially due after one year or beyond the operating cycle if longer, excluding current portion. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
Name: | us-gaap_LongTermLoansFromBank
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph f -Article 4 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromLinesOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph f -Article 4 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
Name: | us-gaap_RepaymentsOfLinesOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow to repay long-term debt that is not secured by collateral. Excludes repayments of tax exempt unsecured debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
Name: | us-gaap_RepaymentsOfUnsecuredDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Article 5 -Subsection 19, 20, 22 + Details
Name: | us-gaap_UnsecuredDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Carrying value as of the balance sheet date of uncollateralized debt obligation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 + Details
Name: | us-gaap_UnsecuredLongTermDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_CreditFacilityAxis=bro_RevolvingLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=bro_TermLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_LineOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=bro_CreditAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=bro_UnsecuredSeniorNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=bro_AgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LineOfCreditFacilityAxis=bro_BankOfAmericaLoanOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LineOfCreditFacilityAxis=bro_JpmTermLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LineOfCreditFacilityAxis=bro_SunTrustRevolverMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LineOfCreditFacilityAxis=bro_SunTrustTermLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LineOfCreditFacilityAxis=bro_WellsFargoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=us-gaap_PrivatePlacementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TradingActivityByTypeAxis=bro_MasterAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |