Schedule of Contract Asset (Details) - USD ($)	3 Months Ended	12 Months Ended
Mar. 31, 2026	Dec. 31, 2025	Dec. 31, 2024
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Beginning balance	$ 789,914
Ending balance		789,914
Less: current portion	(516,283)	(516,283)
Total non-current portion	2,452,345	2,581,417
ASC 460 [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Beginning balance	2,049,599
Initial recognition as per Second Amended CAA		2,135,000
Amortization	(85,401)	(85,401)
Ending balance	1,964,198	2,049,599
Less: current portion	(341,600)	(341,600)
Total non-current portion	1,622,598	1,707,999
ASC 326 [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Beginning balance	1,048,101
Initial recognition as per Second Amended CAA		1,091,772
Amortization	(43,671)	(43,671)
Ending balance	1,004,430	1,048,101
Less: current portion	(174,683)	(174,683)
Total non-current portion	829,747	873,418
ASC460 and ASC326 Total [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Beginning balance	3,097,700
Initial recognition as per Second Amended CAA		3,226,772
Amortization	(129,072)	(129,072)
Ending balance	2,968,628	3,097,700
Less: current portion	(516,283)	(516,283)
Total non-current portion	$ 2,452,345	$ 2,581,417

Contract with customer asset amortization.

No definition available.

Name:	SHFS_ContractWithCustomerAssetAmortization
Namespace Prefix:	SHFS_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Contract with customer asset initial recognition

+ References

No definition available.

+ Details

Name:	SHFS_ContractWithCustomerAssetInitialRecognition
Namespace Prefix:	SHFS_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 808
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479402/808-10-50-1

+ Details

Name:	us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 11
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-11

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479837/606-10-45-3

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479837/606-10-45-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-8

+ Details

Name:	us-gaap_ContractWithCustomerAssetNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current.

+ References

+ Details

Name:	us-gaap_ContractWithCustomerAssetNetCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

+ References

+ Details

Name:	us-gaap_ContractWithCustomerAssetNetNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_TypeOfArrangementAxis=SHFS_ASC460Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=SHFS_ASC326Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=SHFS_ASC460AndASC326TotalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: