Investments in Affiliates - Additional Information (Detail) - USD ($) |
3 Months Ended | |
|---|---|---|
Mar. 31, 2025 |
Dec. 31, 2024 |
|
| Investments In And Advances To Affiliates [Line Items] | ||
| Treasury obligation measurement maximum maturity period | 12 months | |
| United States Treasury Obligations, Value | $ 54,624,971 | $ 54,072,308 |
| US Treasury and Government [Member] | Affiliated Investments [Member] | ||
| Investments In And Advances To Affiliates [Line Items] | ||
| Treasury obligation measurement minimum maturity period | 1 month | |
| Treasury obligation measurement maximum maturity period | 12 months | |
| US Treasury and Government [Member] | Minimum [Member] | Affiliated Investments [Member] | ||
| Investments In And Advances To Affiliates [Line Items] | ||
| United States Treasury Obligations, Value | $ 300,000,000 |