Document and Entity Information - shares	3 Months Ended
	Jun. 30, 2018	Aug. 10, 2018
Document And Entity Information
Entity Registrant Name	MEXCO ENERGY CORP
Entity Central Index Key	0000066418
Document Type	10-Q
Document Period End Date	Jun. 30, 2018
Amendment Flag	false
Current Fiscal Year End Date	--03-31
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		2,040,166
Trading Symbol	MXC
Document Fiscal Period Focus	Q1
Document Fiscal Year Focus	2019