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Federated Hermes Quality Bond Fund II Average Annual Total Returns
 12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Bloomberg US Aggregate Bond Index(reflects no deduction for fees, expenses or taxes)[Member]      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 7.30% (0.36%) 2.01%
Service Shares [Member] | Bloomberg US Aggregate Bond Index(reflects no deduction for fees, expenses or taxes)[Member]      
Prospectus [Line Items]      
Average Annual Return, Percent [2],[3] 7.30% (0.36%) 2.01%
Service Shares [Member] | Bloomberg US Intermediate Credit Index(reflects no deduction for fees, expenses or taxes)[Member]      
Prospectus [Line Items]      
Average Annual Return, Percent [4] 7.88% 1.54% 3.13%
Service Shares [Member] | S      
Prospectus [Line Items]      
Average Annual Return, Percent 6.82% 0.85% 2.73%
[1] The Bloomberg US Aggregate Bond Index is a broad-based benchmark that measures the investment-grade, U.S. dollar denominated, fixed-rate taxable bond market, including Treasuries, government-related and corporate securities, mortgage-backed securities (agency fixed-rate and hybrid ARM pass-throughs), asset-backed securities and commercial mortgage-backed securities.
[2] The Bloomberg US Aggregate Bond Index is a broad-based benchmark that measures the investment-grade, U.S. dollar denominated, fixed-rate, taxable bond market.
[3] The Bloomberg US Aggregate Bond Index is a broad-based benchmark that measures the investment-grade, U.S. dollar denominated, fixed-rate, taxable bond market, including Treasuries, government-related and corporate securities, mortgage-backed securities (agency fixed-rate and hybrid ARM pass-throughs), asset-backed securities and commercial mortgage-backed securities.
[4] The Bloomberg US Intermediate Credit Index measures the investment-grade, U.S. dollar-denominated, fixed-rate, taxable corporate and government-related bond markets. The index only includes securities with maturity between one and ten years. It is composed of the Bloomberg US Corporate Index and a non-corporate component that includes foreign agencies, sovereigns, supranationals and local authorities.