v3.25.1
Expense Example - FidelitySAIIntermediateTreasuryBondIndexFundFidelitySAIShort-TermTreasuryBondIndexFundPro - FidelitySAIIntermediateTreasuryBondIndexFundFidelitySAIShort-TermTreasuryBondIndexFundPro - Fidelity SAI Short-Term Treasury Bond Index Fund - Fidelity SAI Short-Term Treasury Bond Index Fund
Apr. 29, 2025
USD ($)
Expense Example:  
1 year $ 3
3 years $ 19