Document and Entity Information - shares	6 Months Ended
	Dec. 31, 2019	Feb. 11, 2020
Cover [Abstract]
Entity Registrant Name	RedHawk Holdings Corp.
Entity Central Index Key	0001353406
Document Type	10-Q
Document Period End Date	Dec. 31, 2019
Amendment Flag	false
Current Fiscal Year End Date	--06-30
Entity Incorporation, State or Country Code	NV
Entity File Number	000-54323
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 Common Stock, Shares Outstanding		969,159,469
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2020