JPMorgan Corporate Bond Fund Expense Example - R6 Shares [Member] - JPMorgan Corporate Bond Fund - Class R6	Feb. 28, 2026 USD ($)
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	$ 41
Expense Example, with Redemption, 3 Years	150
Expense Example, with Redemption, 5 Years	270
Expense Example, with Redemption, 10 Years	$ 619

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