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Share-Based Compensation - Share-Based Compensation Expense (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2025	Nov. 02, 2024	Oct. 31, 2025	Nov. 02, 2024
Share-based Compensation [Abstract]
Stock Options	$ 92	$ 0	$ 127	$ 0
Restricted Stock Awards and Restricted Stock Units	568	344	1,270	1,133
Stock-Settled Performance Awards	94	0	137	0
Employee Stock Purchase Plan	0	9	25	26
Total	$ 754	$ 353	$ 1,559	$ 1,159

X

- Definition

Employee stock purchase plan expense.

+ References

No definition available.

+ Details

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Namespace Prefix:	alot_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Stock settled performance awards.

+ References

No definition available.

+ Details

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Namespace Prefix:	alot_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of noncash expense for award of restricted stock or unit under share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of noncash expense for share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (a)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

+ Details

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Period Type:	duration

X

- References

No definition available.

+ Details

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Balance Type:	na
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X

- Definition

Amount of noncash expense for option under share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

+ Details

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Period Type:	duration