v3.25.2
S000000716 [Member] N-1A Cover
May 31, 2025
Prospectus [Line Items]  
Document Type 485BPOS
Amendment Flag false
Registrant Name WESTERN ASSET FUNDS INC
Entity Central Index Key 0000863520
Entity Investment Company Type N-1A
Document Period End Date May 31, 2025
Prospectus Date Oct. 01, 2025