Annual Total Returns - Prospectus Summary - Class A Shares |
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Lord Abbett Dividend Growth Fund | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 16.19% | 22.33% | 16.34% | (13.53%) | 25.67% | 15.50% | 26.58% | (4.73%) | 19.09% | 15.13% |
| Lord Abbett Growth Opportunities Fund | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 13.27% | 30.74% | 10.80% | (32.59%) | 6.61% | 40.06% | 36.75% | (3.36%) | 22.84% | 1.04% |
| Small-Cap Value Series | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 0.60% | 12.85% | 19.81% | (17.49%) | 26.43% | (1.48%) | 20.26% | (11.88%) | 6.31% | 20.47% |