XML 39 R29.htm IDEA: XBRL DOCUMENT v3.25.3

Financial Highlights - Summary of Financial Highlights of NAV per Share (Parenthetical) (Details)	2 Months Ended	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025
Investment Company, Financial Highlights [Abstract]
Total Return, at net asset value	(26.18%)	66.67%	4.08%	24.25%
Total Return, at market value	(25.03%)	65.06%	3.76%	24.23%

X

- Definition

Return at market value.

+ References

No definition available.

+ Details

Name:	qeth_ReturnAtMarketValue
Namespace Prefix:	qeth_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_InvestmentCompanyFinancialHighlightsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Percentage increase (decrease) in fund net asset value, assuming reinvestment of dividends and capital gain distributions.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 205
-Name Accounting Standards Codification
-Section 50
-Paragraph 27
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478494/946-205-50-27

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480990/946-20-50-2

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 205
-Name Accounting Standards Codification
-Section 50
-Paragraph 18
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478494/946-205-50-18

+ Details

Name:	us-gaap_InvestmentCompanyTotalReturn
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration