Cover - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2023	Sep. 26, 2023	Dec. 31, 2022
Cover [Abstract]
Document Type	10-K
Amendment Flag	false
Document Annual Report	true
Document Transition Report	false
Document Period End Date	Jun. 30, 2023
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2023
Current Fiscal Year End Date	--06-30
Entity File Number	000-55088
Entity Registrant Name	AMERICAN BATTERY TECHNOLOGY COMPANY
Entity Central Index Key	0001576873
Entity Tax Identification Number	33-1227980
Entity Incorporation, State or Country Code	NV
Entity Address, Address Line One	100 Washington Street
Entity Address, Address Line Two	Suite 100
Entity Address, City or Town	Reno
Entity Address, State or Province	NV
Entity Address, Postal Zip Code	89503
City Area Code	(775)
Local Phone Number	473-4744
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Public Float			$ 264.4
Entity Common Stock, Shares Outstanding		46,254,354
ICFR Auditor Attestation Flag	false
Document Financial Statement Error Correction [Flag]	false
Auditor Name	Marcum LLP
Auditor Firm ID	688
Auditor Location	Costa Mesa, CA