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Australian Dollar Deposits	9 Months Ended
	Jul. 31, 2018
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 July 31, 2018 was an annual nominal rate of 1.11%. For the nine months ended July 31, 2018, there were Australian Dollar principal deposits of 20,000,000 and Australian Dollar principal redemptions of 30,000,000, resulting in an ending Australian Dollar principal balance of 175,000,000. This equates to 130,094,984 USD. For the year ended October 31, 2017, there were Australian Dollar principal deposits of 45,000,000 and Australian Dollar principal redemptions of 95,000,000, resulting in an ending Australian Dollar principal balance of 185,000,000. This equates to 141,848,757 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.

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- Definition

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.

+ References

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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