v3.26.1
Fixed Income SHares Series M Expense Example - Fixed Income SHares Series M - Series M
Dec. 31, 2025
USD ($)
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 9
Expense Example, with Redemption, 3 Years 29
Expense Example, with Redemption, 5 Years 51
Expense Example, with Redemption, 10 Years $ 115