v3.26.1
Nationwide Bailard International Equities Fund Average Annual Total Returns
12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
MSCI EAFE® Index (The Index does not pay sales charges, fees, expenses or taxes.)[Member]      
Prospectus [Line Items]      
Average Annual Return, Percent 31.22% 8.92% 8.18%
Class A Shares      
Prospectus [Line Items]      
Average Annual Return, Percent 26.57% 8.60% 6.70%
Class A Shares | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent 24.23% 7.69% 5.94%
Class A Shares | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 17.23% 6.67% 5.24%
Class M Shares      
Prospectus [Line Items]      
Average Annual Return, Percent 34.70% 10.26% 7.71%
Class R6 Shares      
Prospectus [Line Items]      
Average Annual Return, Percent 34.58% 10.24% 7.70%
Institutional Service Class Shares      
Prospectus [Line Items]      
Average Annual Return, Percent 34.57% 10.20% 7.63%