XML 173 R92.htm IDEA: XBRL DOCUMENT
v3.26.1

Related party transactions (Details Narrative) | 12 Months Ended
--- | ---
Mar. 31, 2026 | Mar. 31, 2025
IfrsStatementLineItems [Line Items] |  |
Related party term | 2 years | 0 years
Amount due to directors [member] |  |
IfrsStatementLineItems [Line Items] |  |
Interest bearing, interest rate | 6.65% |

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

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- Definition Interest bearing interest rate. + References No definition available. + Details
Name: | ALPS_InterestBearingInterestRate
Namespace Prefix: | ALPS_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | ALPS_RelatedPartyTerm
Namespace Prefix: | ALPS_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=ALPS_AmountDueToDirectorsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |