XML 120 R93.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Shareholders' Equity Repurchase Program (Details) - USD ($) | Jan. 06, 2016 | Dec. 31, 2015 | Aug. 11, 2015 | Jul. 20, 2015 | Dec. 31, 2014 | Jul. 21, 2014 | Jun. 30, 2014
--- | --- | --- | --- | --- | --- | --- | ---
Accelerated Share Repurchases [Line Items] |  |  |  |  |  |  |
Treasury Stock, Shares |  | 7,430,000 | 3,059,629 |  | 2,385,000 |  |
Stock Repurchase Program, Number of Shares Authorized to be Repurchased |  |  | 50,000,000 |  |  |  |
Stock Repurchase Program, Authorized Amount |  | $ 100,000,000 |  | $ 400,000,000 |  |  | $ 25,000,000
Maximum |  |  |  |  |  |  |
Accelerated Share Repurchases [Line Items] |  |  |  |  |  |  |
Stock Repurchase Program, Authorized Amount |  |  |  | $ 450,000,000 |  | $ 200,000,000 |
Third Accelerated Share Repurchase Agreement [Member] |  |  |  |  |  |  |
Accelerated Share Repurchases [Line Items] |  |  |  |  |  |  |
Treasury Stock, Shares | 363,209 |  |  |  |  |  |
Stock Repurchase Program, Authorized Amount | $ 375,000,000 |  |  |  |  |  |

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_AcceleratedShareRepurchasesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
Name: | us-gaap_StockRepurchaseProgramAuthorizedAmount1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. + References No definition available. + Details
Name: | us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends. + 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 210.5-02.28,29) -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 29, 30 -Article 5 + Details
Name: | us-gaap_TreasuryStockShares
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=bro_ThirdAcceleratedShareRepurchaseAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |