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Business and Organization (Notes) | 12 Months Ended
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Dec. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Business and Organization | Business and Organization Diamond Hill Investment Group, Inc., an Ohio corporation (“DHIL”), and its subsidiaries (collectively, the “Company”), derives its consolidated revenues and net income from investment advisory and fund administration services provided by its wholly-owned subsidiary, Diamond Hill Capital Management, Inc., an Ohio corporation (“DHCM”). DHCM is a registered investment adviser. DHCM is the investment adviser and administrator for the Diamond Hill Funds (the “Funds”), a series of open-end mutual funds. DHCM also provides investment advisory services to Diamond Hill Micro Cap Fund, LP (“DHMF”), a private fund, separately managed accounts, collective investment trusts, other pooled vehicles including sub-advised funds, and model delivery programs.

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- Definition The entire disclosure for organization, consolidation and basis of presentation of financial statements disclosure. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -URI https://asc.fasb.org/topic&trid=2122149 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -URI https://asc.fasb.org/topic&trid=2197479 + Details
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