British Pound Sterling Deposits - Additional Information (Detail) |
3 Months Ended | 12 Months Ended | |||||
|---|---|---|---|---|---|---|---|
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Mar. 31, 2025
USD ($)
|
Mar. 31, 2025
GBP (£)
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Mar. 31, 2024
USD ($)
|
Dec. 31, 2024
GBP (£)
|
Mar. 31, 2025
GBP (£)
|
Dec. 31, 2024
USD ($)
|
Dec. 31, 2024
GBP (£)
|
|
| Cash and Cash Equivalents [Abstract] | |||||||
| Principal deposits | $ 12,039,725 | £ 9,606,254 | $ 18,163,435 | £ 52,834,396 | |||
| Principal redemptions | 17,894,301 | £ 14,409,381 | $ 30,462,067 | £ 72,046,904 | |||
| Deposits, interest bearing | $ 55,796,966 | £ 43,228,141 | $ 60,154,130 | £ 48,031,268 | |||
| Annual nominal rate | 3.06% | 3.06% | |||||
| X | ||||||||||
- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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- Definition Rate of interest on investment. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The cash outflow for reacquisition of callable preferred stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The cash inflow from issuance of preferred stock that is classified as callable. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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