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 |
|
| Elfun Diversified Fund | Elfun Diversified Fund | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 17.05% | 11.58% | 16.13% | (15.31%) | 11.56% | 12.23% | 19.58% | (5.51%) | 15.40% | 5.48% |