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Equity Method Investments | 9 Months Ended
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Sep. 30, 2024
Equity Method Investments [Abstract] |
Equity Method Investments Disclosure [Text Block] | Equity Method Investments The Company's equity method investments, which are included in other assets on the consolidated balance sheets, totaled $849.9 million and $605.9 million as of September 30, 2024 and December 31, 2023, respectively. The Company's proportionate share of earnings in its equity method investments was income of $9.8 million and $45.4 million for the quarter and nine months ended September 30, 2024, respectively, and income of $4.2 million and losses of $0.4 million for the quarter and nine months ended September 30, 2023, respectively. Hagerty, Inc. The Company's most significant equity method investment is an investment in Hagerty, Inc. (Hagerty), which is accounted for on a quarter lag. Hagerty is an automotive enthusiast brand offering integrated membership products and programs as well as a specialty insurance provider focused on the global automobile enthusiast market. The Company's ownership interest in Hagerty was 23% as of September 30, 2024 and December 31, 2023. The Company's investment is comprised of Class A common shares, which are listed for trading on the New York Stock Exchange, as well as Class V common shares, associated with the Company's original investment, which have special voting rights and can be converted on a one-for-one basis into Class A common shares. The Company accounts for its investment under the equity method as it is deemed to have the ability to exercise significant influence over Hagerty's operating and financial policies through a combination of its voting interest, its right to designate a board member and business it conducts with Hagerty. As of September 30, 2024 and December 31, 2023, the carrying value of the Company's investment in Hagerty was $260.8 million and $237.4 million, respectively. As of September 30, 2024 and December 31, 2023, the estimated value of the Company's investment, based on the closing stock price of Hagerty's Class A common shares, was $793.3 million and $608.4 million, respectively. See note 13 for further details regarding related party transactions with Hagerty. Other In September 2024, the Company acquired a 68% ownership interest in an educational services company. Total consideration for the Company's investment was $167.7 million. The Company's investment is accounted for under the equity method, as the Company does not have control over the business due to certain regulatory approvals that are still pending. The Company's proportionate share of earnings attributed to its investment will be included in the Markel Ventures segment beginning in the fourth quarter of 2024.

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- Definition The entire disclosure for equity method investments and joint ventures. Equity method investments are investments that give the investor the ability to exercise significant influence over the operating and financial policies of an investee. Joint ventures are entities owned and operated by a small group of businesses as a separate and specific business or project for the mutual benefit of the members of the group. + References Reference 1: http://www.xbrl.org/2003/role/recommendedDisclosureRef -Topic 740 -SubTopic 323 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478156/740-323-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 323 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481687/323-10-50-3 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 323 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481687/323-10-50-3 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Topic 323 -Publisher FASB -URI https://asc.fasb.org/323/tableOfContent + Details
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