Document And Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2018	Mar. 10, 2019	Jun. 30, 2018
Document Information [Line Items]
Entity Registrant Name	EVERFLOW EASTERN PARTNERS LP
Entity Central Index Key	0000868082
Current Fiscal Year End Date	--12-31
Entity Filer Category	Non-accelerated Filer
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Entity Emerging Growth Company	false
Entity Small Business	true
Entity Common Stock, Shares Outstanding (in shares)		5,549,355
Entity Public Float			$ 4,320,927
Entity Shell Company	false
Document Type	10-K/A
Document Period End Date	Dec. 31, 2018
Document Fiscal Year Focus	2018
Document Fiscal Period Focus	FY
Amendment Flag	true
Amendment Description	This Amendment No. 1 to Form 10-K (this "Amendment No. 1") is being filed to amend the Annual Report originally filed with the Securities and Exchange Commission on March 27, 2019, to correct a unit error in the interactive data exhibits made by our filing agent. No other changes have been made to the Annual Report.