v3.26.1
S000011205 [Member] Expense Example - Dodge & Cox Income Fund
Dec. 31, 2025
USD ($)
Class I  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 42
Expense Example, with Redemption, 3 Years 132
Expense Example, with Redemption, 5 Years 230
Expense Example, with Redemption, 10 Years 518
Class X  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 34
Expense Example, with Redemption, 3 Years 106
Expense Example, with Redemption, 5 Years 193
Expense Example, with Redemption, 10 Years $ 446