v3.26.1
JPMorgan Core Bond Portfolio Expense Example - JPMorgan Core Bond Portfolio
Dec. 31, 2025
USD ($)
Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 46
Expense Example, with Redemption, 3 Years 175
Expense Example, with Redemption, 5 Years 315
Expense Example, with Redemption, 10 Years 725
Class B  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 72
Expense Example, with Redemption, 3 Years 254
Expense Example, with Redemption, 5 Years 452
Expense Example, with Redemption, 10 Years $ 1,024