Australian Dollar Deposits - Additional Information (Detail)	3 Months Ended	12 Months Ended
Mar. 31, 2025 USD ($)	Mar. 31, 2025 AUD ($)	Mar. 31, 2024 USD ($)	Dec. 31, 2024 AUD ($)	Mar. 31, 2025 AUD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2024 AUD ($)
Cash and Cash Equivalents [Abstract]
Annual nominal rate	1.72%				1.72%
Principal deposits	$ 3,111,472	$ 4,949,033	$ 13,048,072	$ 54,439,364
Principal redemptions	6,198,367	$ 9,898,066	$ 19,426,306	$ 64,337,430
Deposits, interest bearing	$ 61,679,801				$ 98,980,662	$ 64,347,970	$ 103,929,695

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.

Rate of interest on investment.

+ References

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+ Details