State Street SPDR Portfolio Aggregate Bond Index ETF Annual Total Returns |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| State Street SPDR Portfolio Aggregate Bond Index ETF | State Street SPDR Portfolio Aggregate Bond Index ETF | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 7.19% | 1.35% | 5.59% | (13.17%) | (1.63%) | 7.38% | 8.72% | (0.13%) | 3.51% | 2.57% |