XML 465 R48.htm IDEA: XBRL DOCUMENT v3.24.3
Annual Total Returns - FidelityManagedRetirementFunds-AIComboPRO - FidelityManagedRetirementFunds-AIComboPRO - Fidelity Managed Retirement 2015 Fund - Fidelity Advisor Managed Retirement 2015 Fund - Class A
Sep. 28, 2024
Bar Chart Table:  
Annual Return 2014 5.50%
Annual Return 2015 (0.31%)
Annual Return 2016 6.77%
Annual Return 2017 11.76%
Annual Return 2018 (3.90%)
Annual Return 2019 14.14%
Annual Return 2020 10.61%
Annual Return 2021 5.06%
Annual Return 2022 (13.75%)
Annual Return 2023 9.37%