Annual Total Returns |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
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 |
Dec. 31, 2015 |
|
| Institutional Class GPEIX | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | (8.62%) | 12.23% | (24.50%) | 8.99% | 31.03% | 23.62% | (20.48%) | 28.33% | 6.89% | (5.14%) |
| Institutional Class GPGCX | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 14.93% | 21.30% | (14.61%) | 19.98% | 24.97% | |||||
| Institutional Class GPGEX | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | (0.85%) | 14.93% | (30.32%) | |||||||
| Institutional Class GPMCX | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 3.22% | 12.46% | (31.66%) | 17.19% | 52.85% | 23.78% | (17.77%) | 31.48% | 9.76% | |
| Institutional Class GPGIX | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | (10.05%) | 16.44% | (33.28%) | 21.86% | 45.19% | 31.49% | (18.07%) | 32.95% | 6.96% | 1.57% |
| Institutional Class GPRIX | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | (0.65%) | 15.10% | (34.37%) | 20.07% | 41.51% | 29.62% | (15.63%) | 30.77% | 7.81% | (0.25%) |
| Institutional Class GGSYX | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | (4.36%) | 17.19% | (39.39%) | 21.22% | 41.13% | 32.34% | (14.90%) | 31.58% | 8.29% | |
| Institutional Class GPIIX | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | (11.48%) | 11.53% | (34.21%) | 18.77% | 37.08% | 28.21% | (21.48%) | 38.81% | 3.10% | 2.75% |
| Institutional Class GISYX | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | (9.79%) | 14.91% | (37.48%) | 24.72% | 38.49% | 31.92% | (17.40%) | 36.85% | 5.22% | |
| Institutional Class GUSYX | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 5.63% | 22.00% | (35.28%) | 21.41% | ||||||