Loss Per Share - Schedule of Basic and Diluted Loss Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	12 Months Ended
	Jul. 31, 2025	Jul. 31, 2025	Jul. 31, 2024
Numerator:
Net (loss) income		$ (30,643)	$ (65,003)
Net loss attributable to noncontrolling interests		(123)	(30,593)
Net (loss) income attributable to Rafael Holdings, Inc.	$ (290)	$ (30,520)	$ (34,410)
Denominator:
Weighted average diluted shares (in Shares)		29,422,221	23,745,516
Loss per share attributable to common stockholders
Basic (in Dollars per share)		$ (1.04)	$ (1.45)
Diluted (in Dollars per share)		$ (1.04)	$ (1.45)