Australian Dollar Deposits	3 Months Ended
Mar. 31, 2019
Cash And Cash Equivalents [Abstract]
Australian Dollar Deposits	4.Australian Dollar Deposits Australian Dollar principal deposits are held in an Australian Dollar-denominated, interest-bearing demand account. The interest rate in effect as of March 31, 2019 was an annual nominal rate of 1.29%. For the three months ended March 31, 2019, there were Australian Dollar principal deposits of 10,000,009 and Australian Dollar principal redemptions of 24,999,877, resulting in an ending Australian Dollar principal balance of 150,000,132. This equates to 106,552,574 USD. For the two months ended December 31, 2018, there were Australian Dollar principal deposits of 10,000,000 and Australian Dollar principal redemptions of 15,000,000, resulting in an ending Australian Dollar principal balance of 165,000,000. This equates to 116,159,963 USD. Net interest, if any, associated with creation and redemption activity is held in an Australian Dollar-denominated non-interest-bearing account, and any balance is distributed in full as part of the monthly income distributions, if any.

The entire disclosure for cash and cash equivalent footnotes, which may include the types of deposits and money market instruments, applicable carrying amounts, restricted amounts and compensating balance arrangements. Cash and equivalents include: (1) currency on hand (2) demand deposits with banks or financial institutions (3) other kinds of accounts that have the general characteristics of demand deposits (4) short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Generally, only investments maturing within three months from the date of acquisition qualify.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 305
-URI http://asc.fasb.org/topic&trid=2122426

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