v3.25.1
Annual Operating Expenses - FidelityIntermediateLong-TermandShort-TermTreasuryBondIndexFunds-ComboPRO - FidelityIntermediateLong-TermandShort-TermTreasuryBondIndexFunds-ComboPRO - Fidelity Intermediate Treasury Bond Index Fund - Fidelity Intermediate Treasury Bond Index Fund
Apr. 29, 2025
Operating Expenses:  
Management fee 0.03%
Distribution and/or Service (12b-1) fees none
Other expenses none
Total annual operating expenses 0.03%