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Business Combinations - Acquisition Method for Recording Business Combinations (Detail) shares in Thousands | 9 Months Ended
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Sep. 30, 2018 USD ($) shares
Business Acquisition [Line Items] |
Common Shares Issued | shares | 778
Common Share Value | $ 50,700,000
Cash Paid | 560,400,000
Accrued Liability | 400,000
Escrow Deposited | 54,000,000
Recorded Earnout Payable | 52,800,000
Total Recorded Purchase Price | 718,300,000
Maximum Potential Earnout Payable | $ 120,500,000
Market Financial Group, Ltd and Austin Consulting Group Inc. (MFG) [Member] |
Business Acquisition [Line Items] |
Common Shares Issued | shares | 53
Common Share Value | $ 3,700,000
Cash Paid | 33,900,000
Escrow Deposited | 4,200,000
Recorded Earnout Payable | 2,700,000
Total Recorded Purchase Price | 44,500,000
Maximum Potential Earnout Payable | 7,000,000
McGregor & Associates (M&A) [Member] |
Business Acquisition [Line Items] |
Cash Paid | 13,500,000
Escrow Deposited | 2,500,000
Recorded Earnout Payable | 5,100,000
Total Recorded Purchase Price | 21,100,000
Maximum Potential Earnout Payable | 12,000,000
Pronto Insurance (PI) [Member] |
Business Acquisition [Line Items] |
Cash Paid | 294,800,000
Escrow Deposited | 18,700,000
Total Recorded Purchase Price | $ 313,500,000
Reassurance Holdings, Inc (RHI) [Member] |
Business Acquisition [Line Items] |
Common Shares Issued | shares | 343
Common Share Value | $ 24,400,000
Cash Paid | 84,400,000
Escrow Deposited | 13,300,000
Recorded Earnout Payable | 8,300,000
Total Recorded Purchase Price | 130,400,000
Maximum Potential Earnout Payable | $ 21,500,000
25 Other Acquisitions [Member] |
Business Acquisition [Line Items] |
Common Shares Issued | shares | 382
Common Share Value | $ 22,600,000
Cash Paid | 133,800,000
Accrued Liability | 400,000
Escrow Deposited | 15,300,000
Recorded Earnout Payable | 36,700,000
Total Recorded Purchase Price | 208,800,000
Maximum Potential Earnout Payable | $ 80,000,000

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- Definition Number of shares of equity interests issued or issuable to acquire entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
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- Definition Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=109124213&loc=d3e6613-128477 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=109124213&loc=d3e6578-128477 + Details
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- Definition The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585 + Details
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