XML 32 R22.htm IDEA: XBRL DOCUMENT v3.24.3
Australian Dollar Deposits - Additional Information (Detail)
9 Months Ended 12 Months Ended
Sep. 30, 2024
USD ($)
Sep. 30, 2024
AUD ($)
Sep. 30, 2023
USD ($)
Dec. 31, 2023
AUD ($)
Sep. 30, 2024
AUD ($)
Dec. 31, 2023
USD ($)
Dec. 31, 2023
AUD ($)
Cash and Cash Equivalents [Abstract]              
Annual nominal rate 1.92%       1.92%    
Principal deposits $ 29,539,589 $ 44,541,298 $ 6,690,122 $ 29,694,198      
Principal redemptions 39,066,378 $ 59,388,397 $ 23,375,322 $ 34,643,231      
Deposits, interest bearing $ 68,667,902       $ 98,980,662 $ 77,670,560 $ 113,827,761