No definition available.

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Namespace Prefix:	ALM_
Data Type:	xbrli:stringItemType
Balance Type:	na
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- Definition

Number of exercisable share options.

+ References

No definition available.

+ Details

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- Definition

The exercise price of outstanding share options.

+ References

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

The number of share options outstanding in a share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2024-01-01
-Paragraph 45
-Subparagraph d
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45_d&doctype=Standard
-URIDate 2024-03-27

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2024-01-01
-Paragraph 45
-Subparagraph b
-Clause i
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45_b_i&doctype=Standard
-URIDate 2024-03-27

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2024-01-01
-Paragraph 45
-Subparagraph b
-Clause vi
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45_b_vi&doctype=Standard
-URIDate 2024-03-27

+ Details

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Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

- Definition

The weighted average remaining contractual life of outstanding share options. [Refer: Weighted average [member]]

+ References

+ Details

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Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The weighted average share price. [Refer: Weighted average [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2024-01-01
-Paragraph 45
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45_c&doctype=Standard
-URIDate 2024-03-27

+ Details

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- Details

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Schedule of exercise prices of outstanding stock options (Details)	1 Months Ended	12 Months Ended
	Sep. 30, 2025 shares $ / shares	Dec. 31, 2025 shares $ / shares	Dec. 31, 2025 shares $ / shares
IfrsStatementLineItems [Line Items]
Number of outstanding stock options \| shares	7,131,312	3,917,744	3,917,744
Number of exercisable stock options \| shares	6,944,910
Weighted average contractual life ( years)	3 years 3 months 7 days	7 months 28 days
Weighted average exercise price \| $ / shares	$ 1.98	$ 1.06
Range 1 [member]
IfrsStatementLineItems [Line Items]
Number of outstanding stock options \| shares	4,866,648	1,366,292	1,366,292
Number of exercisable stock options \| shares	4,866,648
Weighted average contractual life ( years)	2 years 9 months 7 days	1 year 8 months 4 days
Weighted average exercise price \| $ / shares	$ 1.03	$ 2.04
Range 1 [member] \| Bottom of range [member]
IfrsStatementLineItems [Line Items]
Range of exercise prices \| $ / shares	0.78	$ 1.68
Range 1 [member] \| Top of range [member]
IfrsStatementLineItems [Line Items]
Range of exercise prices \| (per share)	$ 1.79		$ 1.88
Range 2 [member]
IfrsStatementLineItems [Line Items]
Number of outstanding stock options \| shares	2,064,664
Number of exercisable stock options \| shares	1,878,262
Weighted average contractual life ( years)	4 years 3 months 14 days
Weighted average exercise price \| $ / shares	$ 3.55
Range 2 [member] \| Bottom of range [member]
IfrsStatementLineItems [Line Items]
Range of exercise prices \| $ / shares	2.43
Range 2 [member] \| Top of range [member]
IfrsStatementLineItems [Line Items]
Range of exercise prices \| $ / shares	$ 3.86
Range 3 [member]
IfrsStatementLineItems [Line Items]
Number of outstanding stock options \| shares	200,000
Number of exercisable stock options \| shares	200,000
Weighted average contractual life ( years)	4 years 10 months 28 days
Weighted average exercise price \| $ / shares	$ 8.93
Range 3 [member] \| Bottom of range [member]
IfrsStatementLineItems [Line Items]
Range of exercise prices \| $ / shares	$ 8.93