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Concentration Risk - Schedule of Revenue Concentration by Investment Strategy/Fund (Details) - Product Concentration Risk - Revenue benchmark	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Federated Hermes Strategic Value Dividend strategy
Concentration Risk [Line Items]
Concentration risk	10.00%	8.00%
Federated Hermes Kaufmann Fund and Federated Hermes Kaufmann Fund II
Concentration Risk [Line Items]
Concentration risk	9.00%	11.00%

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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