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Life Insurance Proceeds	9 Months Ended
	Oct. 27, 2012
Life Insurance Proceeds [Abstract]
Life Insurance Proceeds	(13) Life Insurance Proceeds During the second quarter of fiscal 2012, we recognized income on key-man life insurance proceeds of $300,000. This income is included in other income in the accompanying consolidated statement of operations for the nine month period ended October 29, 2011.

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- Definition

This element represents the disclosure of life insurance proceeds received by the Company in regards to settlement of a key-man life insurance policy.

+ References

No definition available.

+ Details

Name:	alot_LifeInsuranceProceedsDisclosureTextBlock
Namespace Prefix:	alot_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

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- Details

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