v3.25.1
Expense Example - FidelityIntermediateLong-TermandShort-TermTreasuryBondIndexFunds-ComboPRO - FidelityIntermediateLong-TermandShort-TermTreasuryBondIndexFunds-ComboPRO - Fidelity Short-Term Treasury Bond Index Fund - Fidelity Short-Term Treasury Bond Index Fund
Apr. 29, 2025
USD ($)
Expense Example:  
1 year $ 3
3 years 10
5 years 17
10 years $ 39