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FAIR VALUE MEASUREMENTS (Details Narrative) - USD ($) $ in Millions		9 Months Ended
	Jul. 27, 2022	Sep. 30, 2022
Fair Value Disclosures [Abstract]
Fair value of asset acquisitions percentage		10.00%
Fair value of asset acquisitions	$ 7.3

X

- Definition

Fair value of asset acquisitions percentage.

+ References

No definition available.

+ Details

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Namespace Prefix:	USEG_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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

X

- Definition

Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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