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SCHEDULE OF STOCK OPTIONS ACTIVITY (Details) - $ / shares | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Shareholders’ equity: |  |  |
Stock options outstanding and exercisable, shares |  | 28,122 | 31,035
Stock options outstanding and exercisable, price | [1] | $ 54.03 | $ 62.79
[1] | Represents the weighted average price.

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- Definition Stock options outstanding and exercisable, shares. + References No definition available. + Details
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Namespace Prefix: | USEG_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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- Definition Stock options outstanding and exercisable, price. + References No definition available. + Details
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Namespace Prefix: | USEG_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

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- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration