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Cash payment.

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Outstanding principal and accrued interest.

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Investment in Cyclo Therapeutics, Llc. (Details) - USD ($)								12 Months Ended
	Dec. 23, 2024	Oct. 20, 2023	Aug. 01, 2023	May 02, 2023	Feb. 09, 2023	Nov. 15, 2021	Feb. 03, 2020	Jul. 31, 2025	Jul. 31, 2024	Mar. 25, 2025	Sep. 01, 2021	Mar. 31, 2021
Investment In Cyclo Therapeutics, LLC [Line Items]
Realized gain (in Dollars)								$ 178,000	$ 1,772,000
Outstanding principal and accrued interest (in Dollars)	$ 2,500,000							$ 30,600,000
Cyclo common stock (in Shares)	3,968,254									12,998,194
Unrealized gains (in Dollars)									$ 37,000
Percentage of issued and outstanding shares							12.00%
Price per share (in Dollars per share)								$ 0.005		$ 0.72
Ownership interests								37.50%
Line of Credit Agreement [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Amount of revolving commitment to funds (in Dollars)							$ 50,000,000
Investment in Cyclo Therapeutics, Inc. [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Issuance of common shares (in Shares)			4,000,000	2,514,970
Purchase of warrants (in Shares)		2,514,970	4,000,000	2,514,970
Exercise price (in Dollars per share)		$ 0.71	$ 1.25	$ 0.71
Aggregate purchase price (in Dollars)			$ 5,000,000	$ 2,100,000
Unrealized loss (in Dollars)								$ 5,100,000
Investment in Cyclo Therapeutics, Inc. [Member] \| May Warrant [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Exercise price (in Dollars per share)				$ 0.835
Investment in Cyclo Therapeutics, Inc. [Member] \| Replacement Warrant [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Purchase of warrants (in Shares)		2,766,467
Exercise price (in Dollars per share)		$ 0.95
Investment in Cyclo Therapeutics, Inc. [Member] \| Warrant [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Ownership percentage		49.00%
Realized gain (in Dollars)		$ 424,000
Cornerstone [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Receivable balance due (in Dollars)								$ 720,000
Percentage of issued and outstanding shares								12.00%
Diluted capital stock								10.00%
Fully diluted capital stock								10.00%
Percentage of issued and outstanding equity								51.00%
Cornerstone [Member] \| Line of Credit Agreement [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Loan from line of credit agreement (in Dollars)								$ 25,000,000
Payment to fund RP finance line of credit (in Dollars)								$ 21,900,000
Lipomedix Pharmaceuticals Ltd. [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Financing principal amount (in Dollars)												$ 400,000
Purchase of ordinary shares (in Shares)					70,000,000	15,975,000		15,975,000
Price per share (in Dollars per share)					$ 0.03
Purchase price (in Dollars)					$ 2,100,000	$ 3,000,000		$ 3,000,000
Principal amount outstanding (in Dollars)												400,000
Accrued interest (in Dollars)												$ 21,800
Cash payment (in Dollars)								$ 2,600,000
Investment owned percentage					95.00%			84.00%
Noncontrolling interest (in Dollars)					$ 16,000			$ 8,000
Lipomedix Pharmaceuticals Ltd. [Member] \| Warrant [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Purchase of ordinary shares (in Shares)						15,975,000
Price per share (in Dollars per share)						$ 0.1878
RP Finance, LLC [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Ownership percentage								37.50%
Common Stock [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Shares issued (in Shares)								6,067,306
Other Stockholders [Member] \| RP Finance, LLC [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Ownership percentage								25.00%
Share Purchase Agreement [Member] \| Lipomedix Pharmaceuticals Ltd. [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Investment owned percentage					5.00%
Rafael Holdings Inc [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Ownership shares increased (in Shares)	12,998,194							12,998,194
Rafael Holdings Inc [Member] \| Investment in Cyclo Therapeutics, Inc. [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Ownership percentage	39.50%
Rafael Holdings Inc [Member] \| Lipomedix Pharmaceuticals Ltd. [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Noncontrolling interest percentage								16.00%
Loan [Member] \| Cornerstone [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Accrued interest (in Dollars)								$ 25,000,000
2023 Promissory Note [Member] \| Cornerstone [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Cumulative total (in Dollars)								$ 2,000,000
Interest rate								7.50%
RPF Line of Credit [Member] \| Cornerstone [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Ownership percentage								37.50%
Amount of revolving commitment to funds (in Dollars)								$ 50,000,000
Percentage of funding request required								37.50%
Post-Reverse Stock Split [Member] \| Cornerstone [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Stock split (in Shares)								261,230
Post-Reverse Stock Split [Member] \| Common Stock [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Shares issued (in Shares)							261,230
Investment, Identifier [Axis]: Lipomedix Pharmaceuticals Ltd. [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Maturity date						Nov. 11, 2022					Sep. 01, 2021	Sep. 01, 2021
Interest rate											15.00%	8.00%
Pharma Holdings [Member] \| Cornerstone [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Ownership percentage								50.00%
Percentage of owned non-operating subsidiary								90.00%
Percentage of owned subsidiary								43.00%
Pharma Holdings [Member] \| Rafael Holdings Inc [Member] \| Cornerstone [Member] \| Howard Jonas [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Ownership percentage								10.00%
CS Pharma Holdings [Member] \| Cornerstone [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Ownership percentage								90.00%
Percentage of owned non-operating subsidiary								50.00%
Indirect interest								45.00%
Percentage of issued and outstanding equity								8.00%
Minimum [Member] \| RPF Line of Credit [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Cumulative total (in Dollars)								$ 21,900,000
Maximum [Member] \| RPF Line of Credit [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Cumulative total (in Dollars)								$ 9,375,000
Series D Preferred Stock [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Shares issued (in Shares)								60,673,087
Series D Preferred Stock [Member] \| Pharma Holdings [Member] \| Cornerstone [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Preferred stock (in Dollars)								$ 44,000,000
Series D Preferred Stock [Member] \| CS Pharma Holdings [Member] \| Cornerstone [Member]
Investment In Cyclo Therapeutics, LLC [Line Items]
Preferred stock (in Dollars)								$ 16,700,000