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v3.25.2

DEFERRED REVENUE (Details Narrative) - USD ($) | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2025 | Mar. 31, 2024 | Sep. 30, 2024 | Sep. 30, 2023
Deferred Revenue |  |  |  |  |  |
Deferred revenue recognized |  |  | $ 310,450 | $ 329,020 | $ 403,440 | $ 454,016
Additional deferred revenue accrued | $ 368,925 | $ 407,324 | 711,549 | 760,823 | 1,416,733 | 1,504,966
Revenue released from deferred revenue | $ 341,906 | $ 365,772 | $ 696,549 | $ 731,184 | $ 1,440,096 | $ 1,555,542

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- Definition Contract with customer liability deferred revenue accrued. + References No definition available. + Details
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Namespace Prefix: | ATHR_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
Name: | ATHR_DisclosureDeferredRevenueAbstract
Namespace Prefix: | ATHR_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Revenue released from deferred revenue. + References No definition available. + Details
Name: | ATHR_RevenueReleasedFromDeferredRevenue
Namespace Prefix: | ATHR_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-8 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration