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Commitments and Contingencies - Additional Information (Detail) (USD $)	6 Months Ended
	Aug. 03, 2013
Commitments And Contingencies Disclosure [Abstract]
Estimated costs associated with the replacement program	$ 672,000
Other Accrued Expenses	$ 598,000

X

- Definition

Product replacement related costs.

+ References

No definition available.

+ Details

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

X

- Definition

Product replacement reserve.

+ References

No definition available.

+ Details

Name:	alot_ProductReplacementReserve
Namespace Prefix:	alot_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

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