Average Annual Total Returns - Nomura Ultrashort Fund - Nomura Ultrashort Fund |
12 Months Ended | 60 Months Ended | 120 Months Ended | |
|---|---|---|---|---|
Mar. 31, 2026 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Prospectus [Line Items] | ||||
| Performance Inception Date | Jan. 05, 2016 | |||
| Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes) | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 7.30% | (0.36%) | 2.01% | |
| ICE BofA US 6-Month Treasury Bill Index (reflects no deduction for fees, expenses, or taxes) | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 4.28% | 3.22% | 2.32% | |
| Institutional | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 4.46% | 3.11% | 2.36% | |
| Institutional | After Taxes on Distributions | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 2.62% | 1.77% | 1.37% | |
| Institutional | After Taxes on Distributions and Sales | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 2.62% | 1.80% | 1.38% |