v3.25.1
Expense Example - FidelitySAITax-FreeBondFund-PRO - FidelitySAITax-FreeBondFund-PRO - Fidelity SAI Tax-Free Bond Fund - Fidelity SAI Tax-Free Bond Fund
Apr. 01, 2025
USD ($)
Expense Example:  
1 year $ 26
3 years 97
5 years 179
10 years $ 419