v3.26.3
Inflation Protected Fund Expense Example - Inflation Protected Fund - None
May 31, 2026
USD ($)
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 54
Expense Example, with Redemption, 3 Years 189
Expense Example, with Redemption, 5 Years 337
Expense Example, with Redemption, 10 Years $ 766