Federated Hermes Corporate Bond Strategy Portfolio Investment Objectives and Goals - Federated Hermes Corporate Bond Strategy Portfolio	Dec. 30, 2025
Prospectus [Line Items]
Risk/Return [Heading]	<span style="color:#000000;font-family:Times New Roman;font-size:14pt;">Fund Summary Information </span><span style="color:#000000;font-family:Arial;font-size:8.5pt;font-weight:bold;">Federated Hermes Corporate Bond Strategy Portfolio (the “Fund”)</span>
Objective [Heading]	<span style="color:#000000;font-family:Arial;font-size:8pt;font-weight:bold;text-transform:uppercase;">RISK/RETURN SUMMARY: INVESTMENT OBJECTIVE</span>
Objective, Primary [Text Block]	The Fund’s investment objective is to provide total return.