XML 119 R102.htm IDEA: XBRL DOCUMENT
v3.25.3

Equity - Schedule of Common Stock Warrants Outstanding (Details) | 12 Months Ended
--- | ---
Jul. 31, 2025 $ / shares shares
Schedule of Common Stock Warrants Outstanding [Line Items] |
Warrants Issued | 1,058,902
Replacement Warrants issued as part of the Cyclo Merger on March 25, 2025 [Member] |
Schedule of Common Stock Warrants Outstanding [Line Items] |
Warrants Issued | 1,087,100
Expired {Member] |
Schedule of Common Stock Warrants Outstanding [Line Items] |
Expired | (28,198)
Warrants outstanding, April 30, 2025 [Member] |
Schedule of Common Stock Warrants Outstanding [Line Items] |
Warrants Issued | 1,058,902
December 2018 Units Offering Warrant [Member] |
Schedule of Common Stock Warrants Outstanding [Line Items] |
Warrants Issued | 12,407
Warrants Exercise Price (in Dollars per share) | $ / shares | $ 184.41
Warrants Expiration Date | Dec. 21, 2025
Placement Agent Warrants April 2020 Think Equity Tail [Member] |
Schedule of Common Stock Warrants Outstanding [Line Items] |
Warrants Issued | 783
Warrants Exercise Price (in Dollars per share) | $ / shares | $ 31.21
Warrants Expiration Date | Sep. 27, 2025
August 2020 PIPE Warrant [Member] |
Schedule of Common Stock Warrants Outstanding [Line Items] |
Warrants Issued | 64,543
Warrants Exercise Price (in Dollars per share) | $ / shares | $ 42.56
Warrants Expiration Date | Aug. 27, 2027
2020 Public Offering [Member] |
Schedule of Common Stock Warrants Outstanding [Line Items] |
Warrants Issued | 380,253
Warrants Exercise Price (in Dollars per share) | $ / shares | $ 14.19
Warrants Expiration Date | Dec. 11, 2025
Placement Agent Warrants December 2020 Maxim [Member] |
Schedule of Common Stock Warrants Outstanding [Line Items] |
Warrants Issued | 20,268
Warrants Exercise Price (in Dollars per share) | $ / shares | $ 17.73
Warrants Expiration Date | Dec. 11, 2025
April 2023 PIPE Warrants [Member] |
Schedule of Common Stock Warrants Outstanding [Line Items] |
Warrants Issued | 253,280
Warrants Exercise Price (in Dollars per share) | $ / shares | $ 2.01
Warrants Expiration Date | Apr. 20, 2030
October 2023 Warrant Exchange [Member] |
Schedule of Common Stock Warrants Outstanding [Line Items] |
Warrants Issued | 327,368
Warrants Exercise Price (in Dollars per share) | $ / shares | $ 2.7
Warrants Expiration Date | Oct. 23, 2027

X
- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480738/235-10-S50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(h)(4)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-3 + Details
Name: | us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_ClassOfWarrantOrRightLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of warrants or rights outstanding. + References No definition available. + Details
Name: | us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of shares under non-option equity instrument agreements that were either cancelled or expired. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(04) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(03) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeituresAndExpirations
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Expiration date of outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur, in YYYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_WarrantsAndRightsOutstandingMaturityDate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=rfl_ReplacementWarrantsIssuedAsPartOfTheCycloMergerOnMarch252025Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=rfl_WarrantsExpiredMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=rfl_WarrantsOutstandingJuly312025Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=rfl_December2018UnitsOfferingWarrantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=rfl_PlacementAgentWarrantsApril2020ThinkEquityTailMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=rfl_August2020PIPEWarrantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=rfl_PublicOffering2020Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=rfl_PlacementAgentWarrantsDecember2020MaximMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=rfl_April2023PIPEWarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=rfl_October2023WarrantExchangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |