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Business and Organization
6 Months Ended
Jun. 30, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Business and Organization Business and Organization
Diamond Hill Investment Group, Inc., an Ohio corporation (“DHIL” or 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, as well as separately managed accounts, collective investment trusts, other pooled vehicles including sub-advised funds, and model delivery programs.