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Inventories - Additional Infomation (Detail) (USD $)	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2014 Miltope Ruggedized Printer Product Line Operation [Member]	Jan. 22, 2014 Miltope Ruggedized Printer Product Line Operation [Member]
Inventory demonstration equipment	$ 767,000	$ 812,000
Inventory related to acquisition			$ 2,500,000	$ 2,503,000

X

- Definition

Inventory demonstration equipment.

+ References

No definition available.

+ Details

Name:	alot_InventoryDemonstrationEquipment
Namespace Prefix:	alot_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

The amount of inventory recognized as of the acquisition date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6910749&loc=d3e4845-128472



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 55

-Paragraph 37

-URI http://asc.fasb.org/extlink&oid=25498275&loc=d3e2207-128464

+ Details

Name:	us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant