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Operating lease (Details Narrative) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Rent expense	$ 11,317	$ 4,650
Lease rental payments	20,042
Tulsa, Oklahoma [Member]
Operating lease monthly rent	$ 1,667
Operating lease expiry date	Oct. 31, 2019
Lafayette, Louisiana [Member]
Operating lease monthly rent	$ 675
Operating lease expiry date	May 31, 2019

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- References

No definition available.

+ Details

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Namespace Prefix:	EMPR_
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Period Type:	duration

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- References

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- References

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- Definition

Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41499-112717

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