XML 68 R51.htm IDEA: XBRL DOCUMENT
v3.20.4

Business Combinations - Estimated Fair Values of Aggregate Assets and Liabilities Acquired (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | --- | ---
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Cash | $ 27,673 | $ 3,217 | $ 11,054
Other current assets | 22,043 | 12,956 | 52,917
Fixed assets | 9,387 | 455 | 5,829
Goodwill | 648,095 | 328,546 | 717,710
Other assets | 3,652 | 55 | 18,588
Total assets acquired | 952,024 | 473,943 | 1,151,328
Other current liabilities | (32,549) | (2,269) | (32,996)
Other liabilities | (26,313) | (407) | (565)
Deferred income tax, net | (344,222) | (328,277) |
Total liabilities assumed | (58,862) | (2,676) | (33,561)
Net assets acquired | 893,162 | 471,267 | 1,117,767
Special Risk |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets | 2,477 |  |
Fixed assets | 345 |  |
Goodwill | 63,087 |  |
Total assets acquired | 80,331 |  |
Other current liabilities | (316) |  |
Total liabilities assumed | (316) |  |
Net assets acquired | 80,015 |  |
Texas Risk |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets | 446 |  |
Fixed assets | 27 |  |
Goodwill | 8,940 |  |
Total assets acquired | 12,660 |  |
Other current liabilities | (1,680) |  |
Total liabilities assumed | (1,680) |  |
Net assets acquired | 10,980 |  |
Colonial |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets | 1,344 |  |
Fixed assets | 59 |  |
Goodwill | 27,845 |  |
Total assets acquired | 38,496 |  |
Other current liabilities | (1,355) |  |
Total liabilities assumed | (1,355) |  |
Net assets acquired | 37,141 |  |
RLA |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Fixed assets | 55 |  |
Goodwill | 53,567 |  |
Total assets acquired | 66,412 |  |
Other current liabilities | (11,443) |  |
Total liabilities assumed | (11,443) |  |
Net assets acquired | 54,969 |  |
Sterling |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets | 612 |  |
Fixed assets | 16 |  |
Goodwill | 17,339 |  |
Total assets acquired | 23,950 |  |
Other current liabilities | (180) |  |
Total liabilities assumed | (180) |  |
Net assets acquired | 23,770 |  |
LP |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets | 3,162 |  |
Fixed assets | 1,877 |  |
Goodwill | 99,983 |  |
Total assets acquired | 149,854 |  |
Other current liabilities | (10) |  |
Other liabilities | (184) |  |
Total liabilities assumed | (194) |  |
Net assets acquired | 149,660 |  |
First |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets | 302 |  |
Fixed assets | 1 |  |
Goodwill | 9,523 |  |
Total assets acquired | 14,942 |  |
Other current liabilities | (16) |  |
Total liabilities assumed | (16) |  |
Net assets acquired | 14,926 |  |
Buiten |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets | 2,595 |  |
Fixed assets | 43 |  |
Goodwill | 33,641 |  |
Total assets acquired | 47,693 |  |
Other current liabilities | (845) |  |
Total liabilities assumed | (845) |  |
Net assets acquired | 46,848 |  |
Amity |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets | 653 |  |
Fixed assets | 58 |  |
Goodwill | 15,454 |  |
Total assets acquired | 21,800 |  |
Other current liabilities | (2,920) |  |
Total liabilities assumed | (2,920) |  |
Net assets acquired | 18,880 |  |
Neal |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets | 2,337 |  |
Fixed assets | 46 |  |
Goodwill | 28,929 |  |
Other assets | 274 |  |
Total assets acquired | 44,842 |  |
Other current liabilities | (3,056) |  |
Total liabilities assumed | (3,056) |  |
Net assets acquired | 41,786 |  |
BrookStone Insurance Group, LLC (BrookStone) |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets | 527 |  |
Fixed assets | 22 |  |
Goodwill | 8,585 |  |
Other assets | 290 |  |
Total assets acquired | 13,134 |  |
Other current liabilities | (46) |  |
Total liabilities assumed | (46) |  |
Net assets acquired | 13,088 |  |
South & Western |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Fixed assets | 149 |  |
Goodwill | 63,128 |  |
Total assets acquired | 81,811 |  |
Other current liabilities | (3,651) |  |
Total liabilities assumed | (3,651) |  |
Net assets acquired | 78,160 |  |
Berry Insurance Group, Inc. (Berry) |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Fixed assets | 30 |  |
Goodwill | 29,702 |  |
Total assets acquired | 39,444 |  |
Other current liabilities | (424) |  |
Total liabilities assumed | (424) |  |
Net assets acquired | 39,020 |  |
VAS |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Cash | 27,673 |  |
Other current assets | 5,486 |  |
Fixed assets | 138 |  |
Goodwill | 100,826 |  |
Total assets acquired | 182,412 |  |
Other current liabilities | (3,760) |  |
Other liabilities | (26,129) |  |
Total liabilities assumed | (29,889) |  |
Net assets acquired | 152,523 |  |
Other |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets | 912 | (6,786) | 323
Fixed assets | 25 | (130) | 100
Goodwill | 11,325 | 34,314 | 22,712
Other assets | 3,088 | (732) | 754
Total assets acquired | 23,996 | 41,847 | 39,271
Other current liabilities | (120) | 6,235 | (1,715)
Total liabilities assumed | (120) | 6,235 | (1,715)
Net assets acquired | 23,876 | 48,082 | 37,556
Bright & Associates, Inc. (Bright) |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets | 402 |  |
Fixed assets | 23 |  |
Goodwill | 12,218 |  |
Total assets acquired | 17,740 |  |
Other current liabilities | (101) |  |
Total liabilities assumed | (101) |  |
Net assets acquired | 17,639 |  |
J.E. Brown |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Fixed assets | 32 |  |
Goodwill | 31,476 |  |
Total assets acquired | 41,028 |  |
Other current liabilities | (720) |  |
Total liabilities assumed | (720) |  |
Net assets acquired | 40,308 |  |
CoverHound, Inc. and CyberPolicy, Inc. (CoverHound) |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets | 375 |  |
Fixed assets | 6,441 |  |
Goodwill | 19,524 |  |
Total assets acquired | 30,018 |  |
Other current liabilities | (1,823) |  |
Total liabilities assumed | (1,823) |  |
Net assets acquired | 28,195 |  |
MAJ Companies, Ltd. (MAJ) |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets | 413 |  |
Goodwill | 13,003 |  |
Total assets acquired | 21,461 |  |
Other current liabilities | (83) |  |
Total liabilities assumed | (83) |  |
Net assets acquired | 21,378 |  |
Smith |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  | 680 |
Fixed assets |  | 39 |
Goodwill |  | 16,042 |
Total assets acquired |  | 23,302 |
Other current liabilities |  | (469) |
Total liabilities assumed |  | (469) |
Net assets acquired |  | 22,833 |
Pipino |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  | 819 |
Fixed assets |  | 112 |
Goodwill |  | 16,765 |
Other assets |  | 772 |
Total assets acquired |  | 29,839 |
Other current liabilities |  | (3,463) |
Total liabilities assumed |  | (3,463) |
Net assets acquired |  | 26,376 |
Cossio |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  | 236 |
Fixed assets |  | 29 |
Goodwill |  | 10,010 |
Total assets acquired |  | 14,699 |
Other current liabilities |  | (3) |
Total liabilities assumed |  | (3) |
Net assets acquired |  | 14,696 |
Medval |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Cash |  | 3,217 |
Other current assets |  | 1,708 |
Fixed assets |  | 50 |
Goodwill |  | 19,108 |
Other assets |  | 15 |
Total assets acquired |  | 31,399 |
Other current liabilities |  | (480) |
Other liabilities |  | (29) |
Total liabilities assumed |  | (509) |
Net assets acquired |  | 30,890 |
United |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  | 477 |
Fixed assets |  | 20 |
Goodwill |  | 15,111 |
Total assets acquired |  | 22,684 |
Other current liabilities |  | (41) |
Total liabilities assumed |  | (41) |
Net assets acquired |  | 22,643 |
Twinbrook |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  | 919 |
Fixed assets |  | 85 |
Goodwill |  | 18,935 |
Total assets acquired |  | 28,508 |
Other current liabilities |  | (292) |
Total liabilities assumed |  | (292) |
Net assets acquired |  | 28,216 |
IRS |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  | 1,375 |
Fixed assets |  | 11 |
Goodwill |  | 24,938 |
Total assets acquired |  | 35,135 |
Other current liabilities |  | (126) |
Total liabilities assumed |  | (126) |
Net assets acquired |  | 35,009 |
WBR |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  | 449 |
Fixed assets |  | 10 |
Goodwill |  | 9,096 |
Total assets acquired |  | 13,611 |
Other current liabilities |  | (166) |
Other liabilities |  | (378) |
Total liabilities assumed |  | (544) |
Net assets acquired |  | 13,067 |
Yozell |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  | 1,781 |
Fixed assets |  | 12 |
Goodwill |  | 8,904 |
Total assets acquired |  | 14,268 |
Net assets acquired |  | 14,268 |
CKP |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  | 9,170 |
Fixed assets |  | 193 |
Goodwill |  | 110,495 |
Total assets acquired |  | 152,153 |
Other current liabilities |  | (870) |
Total liabilities assumed |  | (870) |
Net assets acquired |  | 151,283 |
Poole |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  | 938 |
Fixed assets |  | 4 |
Goodwill |  | 28,233 |
Total assets acquired |  | 39,567 |
Other current liabilities |  | (2,578) |
Total liabilities assumed |  | (2,578) |
Net assets acquired |  | 36,989 |
VGW |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  | 1,190 |
Fixed assets |  | 20 |
Goodwill |  | 16,595 |
Total assets acquired |  | 26,931 |
Other current liabilities |  | (16) |
Total liabilities assumed |  | (16) |
Net assets acquired |  | 26,915 |
Opus |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  |  | 1,215
Fixed assets |  |  | 11
Goodwill |  |  | 16,414
Other assets |  |  | 315
Total assets acquired |  |  | 22,984
Net assets acquired |  |  | 22,984
Kerxton |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  |  | 663
Fixed assets |  |  | 10
Goodwill |  |  | 12,423
Other assets |  |  | 419
Total assets acquired |  |  | 18,249
Other current liabilities |  |  | (1,503)
Total liabilities assumed |  |  | (1,503)
Net assets acquired |  |  | 16,746
ADG |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  |  | 1,500
Fixed assets |  |  | 67
Goodwill |  |  | 35,769
Other assets |  |  | 467
Total assets acquired |  |  | 47,575
Net assets acquired |  |  | 47,575
Servco |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Cash |  |  | 8,188
Other current assets |  |  | 7,769
Fixed assets |  |  | 179
Goodwill |  |  | 54,429
Other assets |  |  | 1,478
Total assets acquired |  |  | 88,486
Other current liabilities |  |  | (11,307)
Total liabilities assumed |  |  | (11,307)
Net assets acquired |  |  | 77,179
Tower Hill |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Total assets acquired |  |  | 21,488
Net assets acquired |  |  | 21,488
HSR |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Cash |  |  | 3,114
Other current assets |  |  | 818
Fixed assets |  |  | 124
Goodwill |  |  | 18,737
Other assets |  |  | 21
Total assets acquired |  |  | 28,395
Other current liabilities |  |  | (5,930)
Deferred income tax, net |  |  | (342)
Total liabilities assumed |  |  | (6,272)
Net assets acquired |  |  | 22,123
PDA |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Cash |  |  | (248)
Other current assets |  |  | 1,762
Fixed assets |  |  | 310
Goodwill |  |  | 16,547
Other assets |  |  | 6
Total assets acquired |  |  | 26,159
Other current liabilities |  |  | (1,093)
Deferred income tax, net |  |  | (223)
Total liabilities assumed |  |  | (1,316)
Net assets acquired |  |  | 24,843
F&I |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  |  | 999
Fixed assets |  |  | 34
Goodwill |  |  | 36,423
Other assets |  |  | 383
Total assets acquired |  |  | 54,471
Net assets acquired |  |  | 54,471
Rodman |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  |  | 1,062
Fixed assets |  |  | 45
Goodwill |  |  | 26,572
Other assets |  |  | 542
Total assets acquired |  |  | 38,401
Other current liabilities |  |  | (3,299)
Total liabilities assumed |  |  | (3,299)
Net assets acquired |  |  | 35,102
Hays |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  |  | 36,254
Fixed assets |  |  | 4,936
Goodwill |  |  | 456,217
Other assets |  |  | 13,977
Total assets acquired |  |  | 732,584
Other current liabilities |  |  | (7,984)
Total liabilities assumed |  |  | (7,984)
Net assets acquired |  |  | 724,600
Dealer Associates |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Other current assets |  |  | 552
Fixed assets |  |  | 13
Goodwill |  |  | 21,467
Other assets |  |  | 226
Total assets acquired |  |  | 33,265
Other current liabilities |  |  | (165)
Total liabilities assumed |  |  | (165)
Net assets acquired |  |  | 33,100
Purchased Customer Accounts |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 239,961 | 128,302 | 342,008
Purchased Customer Accounts | Special Risk |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 14,286 |  |
Purchased Customer Accounts | Texas Risk |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 3,222 |  |
Purchased Customer Accounts | Colonial |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 9,205 |  |
Purchased Customer Accounts | RLA |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 12,309 |  |
Purchased Customer Accounts | Sterling |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 5,962 |  |
Purchased Customer Accounts | LP |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 44,801 |  |
Purchased Customer Accounts | First |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 5,095 |  |
Purchased Customer Accounts | Buiten |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 11,323 |  |
Purchased Customer Accounts | Amity |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 5,614 |  |
Purchased Customer Accounts | Neal |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 13,225 |  |
Purchased Customer Accounts | BrookStone Insurance Group, LLC (BrookStone) |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 3,689 |  |
Purchased Customer Accounts | South & Western |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 18,513 |  |
Purchased Customer Accounts | Berry Insurance Group, Inc. (Berry) |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 9,701 |  |
Purchased Customer Accounts | VAS |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 48,188 |  |
Purchased Customer Accounts | Other |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 8,582 | 15,020 | 15,085
Purchased Customer Accounts | Bright & Associates, Inc. (Bright) |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 5,055 |  |
Purchased Customer Accounts | J.E. Brown |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 9,479 |  |
Purchased Customer Accounts | CoverHound, Inc. and CyberPolicy, Inc. (CoverHound) |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 3,678 |  |
Purchased Customer Accounts | MAJ Companies, Ltd. (MAJ) |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 8,034 |  |
Purchased Customer Accounts | Smith |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 6,500 |
Purchased Customer Accounts | Pipino |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 11,360 |
Purchased Customer Accounts | Cossio |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 4,403 |
Purchased Customer Accounts | Medval |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 7,300 |
Purchased Customer Accounts | United |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 7,065 |
Purchased Customer Accounts | Twinbrook |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 8,557 |
Purchased Customer Accounts | IRS |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 8,800 |
Purchased Customer Accounts | WBR |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 4,022 |
Purchased Customer Accounts | Yozell |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 3,550 |
Purchased Customer Accounts | CKP |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 32,274 |
Purchased Customer Accounts | Poole |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 10,359 |
Purchased Customer Accounts | VGW |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 9,092 |
Purchased Customer Accounts | Opus |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 5,008
Purchased Customer Accounts | Kerxton |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 4,712
Purchased Customer Accounts | ADG |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 9,751
Purchased Customer Accounts | Servco |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 16,442
Purchased Customer Accounts | Tower Hill |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 21,468
Purchased Customer Accounts | HSR |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 5,516
Purchased Customer Accounts | PDA |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 7,700
Purchased Customer Accounts | F&I |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 16,611
Purchased Customer Accounts | Rodman |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 10,129
Purchased Customer Accounts | Hays |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 218,600
Purchased Customer Accounts | Dealer Associates |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 10,986
Non-compete Agreements |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 1,213 | 412 | 3,222
Non-compete Agreements | Special Risk |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 136 |  |
Non-compete Agreements | Texas Risk |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 25 |  |
Non-compete Agreements | Colonial |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 43 |  |
Non-compete Agreements | RLA |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 481 |  |
Non-compete Agreements | Sterling |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 21 |  |
Non-compete Agreements | LP |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 31 |  |
Non-compete Agreements | First |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 21 |  |
Non-compete Agreements | Buiten |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 91 |  |
Non-compete Agreements | Amity |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 21 |  |
Non-compete Agreements | Neal |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 31 |  |
Non-compete Agreements | BrookStone Insurance Group, LLC (BrookStone) |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 21 |  |
Non-compete Agreements | South & Western |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 21 |  |
Non-compete Agreements | Berry Insurance Group, Inc. (Berry) |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 11 |  |
Non-compete Agreements | VAS |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 101 |  |
Non-compete Agreements | Other |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 64 | 161 | 297
Non-compete Agreements | Bright & Associates, Inc. (Bright) |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 42 |  |
Non-compete Agreements | J.E. Brown |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | 41 |  |
Non-compete Agreements | MAJ Companies, Ltd. (MAJ) |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets | $ 11 |  |
Non-compete Agreements | Smith |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 41 |
Non-compete Agreements | Pipino |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 11 |
Non-compete Agreements | Cossio |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 21 |
Non-compete Agreements | Medval |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 1 |
Non-compete Agreements | United |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 11 |
Non-compete Agreements | Twinbrook |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 12 |
Non-compete Agreements | IRS |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 11 |
Non-compete Agreements | WBR |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 34 |
Non-compete Agreements | Yozell |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 21 |
Non-compete Agreements | CKP |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 21 |
Non-compete Agreements | Poole |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | 33 |
Non-compete Agreements | VGW |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  | $ 34 |
Non-compete Agreements | Opus |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 21
Non-compete Agreements | Kerxton |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 22
Non-compete Agreements | ADG |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 21
Non-compete Agreements | Servco |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 1
Non-compete Agreements | Tower Hill |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 20
Non-compete Agreements | HSR |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 65
Non-compete Agreements | PDA |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 82
Non-compete Agreements | F&I |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 21
Non-compete Agreements | Rodman |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 51
Non-compete Agreements | Hays |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | 2,600
Non-compete Agreements | Dealer Associates |  |  |
Fair Value Of Assets And Liabilities Statement [Line Items] |  |  |
Intangible assets |  |  | $ 21

X
- Definition Business Acquisitions Purchase Price Allocation Current Assets Cash And Cash Equivalents + References No definition available. + Details
Name: | bro_BusinessAcquisitionsPurchasePriceAllocationCurrentAssetsCashAndCashEquivalents
Namespace Prefix: | bro_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair Value Of Assets And Liabilities Statement [Line Items] + References No definition available. + Details
Name: | bro_FairValueOfAssetsAndLiabilitiesStatementLineItems
Namespace Prefix: | bro_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of assets acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of other liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of identifiable intangible assets recognized as of the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=121600890&loc=d3e2207-128464 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of liabilities assumed at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=121600890&loc=d3e2207-128464 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of other liabilities due after one year or the normal operating cycle, if longer, assumed at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of property, plant, and equipment recognized as of the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=121600890&loc=d3e2207-128464 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120406818&loc=d3e31931-109318 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
Name: | us-gaap_DeferredTaxLiabilities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value portion of asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
Name: | us-gaap_GoodwillFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_SpecialRiskAcquisitionAdjustmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_TexasAllRiskGeneralAgencyIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_ColonialGroupIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_RLAInsuranceIntermediariesLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_DealerFinancialServicesOfNCLimitedLiabilityCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_LPInsuranceServicesLimitedLiabilityCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_FirstResourceIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_BuitenAssociatesLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_AmityInsuranceIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_FrankENealAndCompanyIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_BrookStoneInsuranceGroupLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_SouthWesternGeneralAgencyIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_BerryInsuranceGroupIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_VASGenParLimitedLiabilityCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_OtherAcquisitionAdjustmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_BrightAndAssociatesIncorporationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_JEBrownAndAssociatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_CoverHoundIncAndCyberPolicyIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_MAJCompaniesLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_SmithInsuranceAssociatesIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_DonaldPPipinoCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_AGAEnterprisesLLCDBCossioInsuranceAgencyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_MedvalLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_UnitedDevelopmentSystemsIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_TwinbrookInsuranceAgencyIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_InnovativeRiskSolutionsIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_WBRInsuranceAgencyLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_WestRidgeInsuranceAgencyIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_CKPInsuranceLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_PooleProfessionalLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_VerHagenGlendenningAndWalkerLimitedLiabilityPartnershipMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_OpusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_KerxtonMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_ADGMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_ServcoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_TowerHillMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_HSRMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_PDAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_FIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_RodmanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_HaysMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=bro_DealerAssociatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerListsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_NoncompeteAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |