Arising from penalties.

No definition available.

Name:	atif_ArisingFromPenalties
Namespace Prefix:	atif_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The term of lease agreement.

+ References

No definition available.

+ Details

Name:	atif_LeaseAgreementTerm
Namespace Prefix:	atif_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of gain (loss) on termination of lease before expiration of lease term.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479092/842-20-40-1

+ Details

Name:	us-gaap_GainLossOnTerminationOfLease
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of operating lease expense. Excludes sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 4
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-4

+ Details

Name:	us-gaap_OperatingLeaseExpense
Namespace Prefix:	us-gaap_
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

No definition available.

+ Details

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

- Definition

Cash payments to lessor's for use of assets under operating leases.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 25
-Subparagraph (g)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-25

+ Details

Name:	us-gaap_PaymentsForRent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	srt_ConsolidatedEntitiesAxis=atif_OperatingLeasesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Operating Leases (Details) - USD ($)				1 Months Ended	12 Months Ended
Operating Leases (Details) - USD ($)	Mar. 02, 2025	Nov. 30, 2024	Mar. 01, 2024	Jun. 30, 2022	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2023
Operating Leases [Line Items]
Termination amount		$ (13,000)			$ (13,000)	$ (7,690)
Arising from penalties						54,592
Lease agreement	1 year
Rental fee	$ 1,000		$ 3,000	$ 20,000	12,000	95,000
Rent expenses					$ 17,000		$ 497,746
Operating Leases [Member]
Operating Leases [Line Items]
Termination amount						$ 62,282