Beneficial ownership limitation percentage.

No definition available.

Name:	SHFS_BeneficialOwnershipLimitationPercentage
Namespace Prefix:	SHFS_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Beneficial ownership limitation percentage increasable.

+ References

No definition available.

+ Details

Name:	SHFS_BeneficialOwnershipLimitationPercentageIncreasable
Namespace Prefix:	SHFS_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- References

No definition available.

+ Details

Name:	SHFS_DisclosureWarrantsLineItems
Namespace Prefix:	SHFS_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Warrants description.

+ References

No definition available.

+ Details

Name:	SHFS_WarrantsDescription
Namespace Prefix:	SHFS_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Warrants exercisable description.

+ References

No definition available.

+ Details

Name:	SHFS_WarrantsExercisableDescription
Namespace Prefix:	SHFS_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: 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

Reference 2: 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 3: 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

+ Details

Name:	us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-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_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- 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

- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockPricePerShare
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

+ Details

Name:	us-gaap_SharePrice
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Period between issuance and expiration 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 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ 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_WarrantsAndRightsOutstandingTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_CommonStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementClassOfStockAxis=SHFS_SeriesBConvertiblePreferredStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputSharePriceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=SHFS_UnaffiliatedThirdPartyInvestorsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementClassOfStockAxis=SHFS_SeriesBWarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=SHFS_PublicAndPrivateWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=SHFS_PublicWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=SHFS_PublicWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=SHFS_PrivatePlacementWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=SHFS_PIPEWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=SHFS_AbacaWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=SHFS_SeriesBWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Warrants (Details Narrative) - $ / shares	3 Months Ended	12 Months Ended
Warrants (Details Narrative) - $ / shares	Mar. 31, 2026	Dec. 31, 2025	Oct. 03, 2025	Sep. 30, 2025	Dec. 31, 2024	Jan. 25, 2023	Jan. 24, 2023
DisclosureWarrantsLineItems [Line Items]
Warrant exercise price	$ 230	$ 230	$ 40.00		$ 230
Shares issued, price per share						$ 25.00	$ 40.00
Warrants issued			250,000
Beneficial ownership limitation percentage		4.99%		4.99%
Beneficial ownership limitation percentage increasable		9.99%		9.99%
Common Stock [Member]
DisclosureWarrantsLineItems [Line Items]
Shares issued, price per share	360.00	$ 360.00
Series B Convertible Preferred Stock [Member]
DisclosureWarrantsLineItems [Line Items]
Sale of Stock, Price Per Share	$ 800
Series B Convertible Preferred Stock [Member] \| Measurement Input, Share Price [Member]
DisclosureWarrantsLineItems [Line Items]
Sale of Stock, Price Per Share				$ 589
Series B Convertible Preferred Stock [Member] \| Measurement Input, Share Price [Member] \| Unaffiliated Third-Party Investors [Member]
DisclosureWarrantsLineItems [Line Items]
Sale of Stock, Price Per Share				800
Series B Warrant [Member] \| Measurement Input, Share Price [Member]
DisclosureWarrantsLineItems [Line Items]
Sale of Stock, Price Per Share				211
Public and Private Warrants [Member]
DisclosureWarrantsLineItems [Line Items]
Warrants exercisable description	The public and private placement warrants are exercisable and expire on September 28, 2027, or earlier upon redemption or liquidation.	The public and private placement warrants are exercisable and expire on September 28, 2027, or earlier upon redemption or liquidation.
Public Warrants [Member]
DisclosureWarrantsLineItems [Line Items]
Warrant exercise price	$ 0.01	$ 0.01
Public Warrants [Member]
DisclosureWarrantsLineItems [Line Items]
Warrants outstanding	287,500	287,500			287,500
Private Placement Warrants [Member]
DisclosureWarrantsLineItems [Line Items]
Warrants outstanding	13,205	13,205			13,205
PIPE Warrants [Member]
DisclosureWarrantsLineItems [Line Items]
Warrant exercise price	$ 100.00	$ 100.00			$ 100.00
Warrants description	The PIPE warrants are also subject to adjustment for other customary adjustments for stock dividends, stock splits and similar corporate actions. The PIPE warrants are exercisable for a period of five years following the closing, or September 28, 2027. After the exercise of a PIPE Warrant, the Company may be required to pay certain penalties if it fails to deliver the Common Stock within a specified period of time.	The PIPE warrants are also subject to adjustment for other customary adjustments for stock dividends, stock splits and similar corporate actions. The PIPE warrants are exercisable for a period of five years following the Closing, or September 28, 2027. After the exercise of a PIPE Warrant, the Company may be required to pay certain penalties if it fails to deliver the Common Stock within a specified period of time.
PIPE Warrants [Member] \| Common Stock [Member]
DisclosureWarrantsLineItems [Line Items]
Warrants outstanding	51,125	51,125			51,125
Abaca Warrants [Member]
DisclosureWarrantsLineItems [Line Items]
Warrants outstanding	250,000	250,000			250,000
Warrant exercise price	$ 40.00	$ 40.00			$ 40.00
Warrants term	5 years	5 years
Series B Warrants [Member]
DisclosureWarrantsLineItems [Line Items]
Warrant exercise price		$ 1.5528		$ 7.7644
Series B Warrants [Member] \| Common Class A [Member]
DisclosureWarrantsLineItems [Line Items]
Warrant exercise price	$ 1.5528	$ 7.7644
Warrants issued	9,920,144	1,999,544		1,999,544