Employee retention credit disclosure [Line item].

No definition available.

Name:	alot_EmployeeRetentionCreditDisclosureLineItems
Namespace Prefix:	alot_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of refundable payroll taxes to be recognized as a reduction of Cost of revenue related to the Employee Retention Credit granted under the CARES act.

+ References

No definition available.

+ Details

Name:	alot_EmployeeRetentionCreditReceivableCostOfRevenue
Namespace Prefix:	alot_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The increase (decrease) during the reporting period in the amount due within one year (or one business cycle) from the Employee Retention Credit under the CARES Act.

+ References

No definition available.

+ Details

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

- Definition

Maximum threshold employee retention credit per employee per calendar quarter.

+ References

No definition available.

+ Details

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

- Definition

Percentage of reduction of gross Receipts to qualify for employee retention credit.

+ References

No definition available.

+ Details

Name:	alot_PercentageOfReductionOfGrossReceiptsToQualifyForEmployeeRetentionCredit
Namespace Prefix:	alot_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of refundable tax credit can be claimed of qualified wages.

+ References

No definition available.

+ Details

Name:	alot_PercentageOfRefundableTaxCreditCanBeClaimedOnQualifiedWages
Namespace Prefix:	alot_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Threshold qualified wages per employee per calendar quarter.

+ References

No definition available.

+ Details

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

- Details

Name:	us-gaap_UnusualOrInfrequentItemAxis=alot_CaresActMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BalanceSheetLocationAxis=us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Employee Retention Credit - Additional Information (Detail) - USD ($)	3 Months Ended	6 Months Ended
	Apr. 30, 2022	Jun. 30, 2021	Jul. 01, 2022	Jan. 31, 2022
Employee Retention Credit Disclosure [Line Items]
Erc Receivable			$ 3,100,000	$ 3,135,000
Cares Act [Member]
Employee Retention Credit Disclosure [Line Items]
Percentage of refundable tax credit can be claimed of qualified wages		70.00%
Threshold qualified wages per employee per calendar quarter		$ 10,000
Maximum threshold employee retention credit per employee per calendar quarter		$ 7,000
Percentage of reduction of gross Receipts to qualify for employee retention credit	20.00%
Cares Act [Member] \| Prepaid Expenses and Other Current Assets [Member]
Employee Retention Credit Disclosure [Line Items]
Employee Retention Credit Receivable - cost of revenue	$ 3,100,000