v3.25.2
Form N-CSR Cover
6 Months Ended
May 31, 2025
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name AMERICAN CENTURY WORLD MUTUAL FUNDS, INC.
Entity Central Index Key 0000872825
Entity Investment Company Type N-1A
Document Period End Date May 31, 2025