Document and Entity Information - shares	9 Months Ended
	Jun. 30, 2019	Aug. 08, 2019
Document And Entity Information [Abstract]
Entity Registrant Name	PANHANDLE OIL & GAS INC
Entity Central Index Key	0000315131
Trading Symbol	PHX
Document Type	10-Q
Document Period End Date	Jun. 30, 2019
Amendment Flag	false
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q3
Current Fiscal Year End Date	--09-30
Entity Filer Category	Accelerated Filer
Entity Emerging Growth Company	false
Entity Small Business	false
Entity Current Reporting Status	Yes
Entity Shell Company	false
Entity File Number	001-31759
Entity Tax Identification Number	731055775
Entity Address, Address Line One	Grand Centre
Entity Address, Address Line Two	Suite 300
Entity Address, Address Line Three	5400 N Grand Blvd
Entity Address, City or Town	Oklahoma City
Entity Address, State or Province	Oklahoma
Entity Address, Postal Zip Code	73112
City Area Code	(405)
Local Phone Number	948-1560
Entity Common Stock, Shares Outstanding		16,388,724