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 |
|
| T. Rowe Price New Income Fund-Investor Class [Member] | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 7.08% | 1.30% | 4.72% | (14.34%) | (0.57%) | 5.74% | 9.26% | (0.63%) | 4.01% | 2.64% |