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S000069725 [Member] Average Annual Total Returns
 12 Months Ended 56 Months Ended
Dec. 31, 2025
Dec. 31, 2025
MSCI Emerging Markets Index (reflects no deduction for expenses or taxes)    
Prospectus [Line Items]    
Average Annual Return, Percent [1] 33.57% 3.77%
Performance Inception Date [1]   May 11, 2021
Dodge & Cox Emerging Markets Stock Fund    
Prospectus [Line Items]    
Average Annual Return, Percent 38.62% 5.76%
Performance Inception Date   May 11, 2021
Dodge & Cox Emerging Markets Stock Fund | After Taxes on Distributions    
Prospectus [Line Items]    
Average Annual Return, Percent 37.50% 5.29%
Performance Inception Date   May 11, 2021
Dodge & Cox Emerging Markets Stock Fund | After Taxes on Distributions and Sales    
Prospectus [Line Items]    
Average Annual Return, Percent 23.31% 4.44%
Performance Inception Date   May 11, 2021
[1] MSCI Emerging Markets Index returns are net of withholding taxes applicable to non‑resident persons who do not benefit from double taxation treaties. Withholding rates applicable to the Fund may be lower.