v3.25.1
Form N-1A Cover
Dec. 31, 2024
Prospectus [Line Items]  
Document Type 497
Amendment Flag false
Registrant Name NATIONWIDE VARIABLE INSURANCE TRUST
Entity Central Index Key 0000353905
Entity Investment Company Type N-1A
Document Period End Date Dec. 31, 2024
Prospectus Date Apr. 30, 2025