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The following represents the Company’s net cash receipts from (payments on) derivatives for the years ended December, 2022 and 2021: (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Credit Derivatives [Line Items] |  |
Net cash receipts from (payments on) derivatives | $ (259,696) | $ (835,441)
Oil Derivatives [Member] |  |
Credit Derivatives [Line Items] |  |
Net cash receipts from (payments on) derivatives | (259,696) | (299,481)
Natural Gas Derivatives [Member] |  |
Credit Derivatives [Line Items] |  |
Net cash receipts from (payments on) derivatives |  | $ (535,960)

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- Definition The element represents net cash receipts from payments on derivatives. + References No definition available. + Details
Name: | empr_NetCashReceiptsFromPaymentsOnDerivatives
Namespace Prefix: | empr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_CreditDerivativesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_CreditDerivativesByContractTypeAxis=empr_OilDerivativesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_CreditDerivativesByContractTypeAxis=empr_NaturalGasDerivativesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |