Debt instrument additional basis spread.

No definition available.

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

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Description of any adjustments made to the stated rate to determine the effective rate.

+ References

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+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
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- Definition

Amount of the cost of borrowed funds accounted for as interest expense for debt.

+ References

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+ Details

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

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	credit
Period Type:	instant

- Definition

Amount of the fee for available but unused credit capacity under the credit facility.

+ References

+ Details

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

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	credit
Period Type:	instant

- Definition

Weighted average interest rate of long-term debt outstanding calculated over time.

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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Credit Agreement and Debt - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 30, 2022	Jul. 31, 2021	Jul. 30, 2022	Jul. 31, 2021	Mar. 24, 2021
Debt Instrument [Line Items]
Revolving loan outstanding	$ 4,500	$ 0	$ 4,500	$ 0
Interest Expense, Debt	65,000	65,000	$ 118,000	179,000
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Variable interest rate			0.50
LIBOR [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Interest rate			1.00%
Federal Funds Effective Swap Rate [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Interest rate			0.50%
Minimum [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Commitment fee rate			0.15%
Percentage added to variable rate			0.60%
Minimum [Member] \| LIBOR [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Interest rate			1.60%
Maximum [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Commitment fee rate			0.30%
Percentage added to variable rate			1.30%
Maximum [Member] \| LIBOR [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Interest rate			2.30%
Bank of America, N.A. [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Principal amount of debt					$ 10,000
Term loan, principal amount					10,000
Bank of America, N.A. [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity	22,500		$ 22,500
Line of Credit Facility, Remaining Borrowing Capacity	$ 18,000		$ 18,000
Long term debt weighted average interest rate over a period of time	5.17%		4.79%
Bank of America, N.A. [Member] \| Revolving Credit Facility [Member] \| Other Expense [Member]
Debt Instrument [Line Items]
Interest Expense, Debt	$ 45,000	$ 0	$ 69,000	0
Line of Credit Facility, Commitment Fee Amount			$ 20,000	$ 30,000
Bank of America, N.A. [Member] \| Maximum [Member] \| Term Loan [Member]
Debt Instrument [Line Items]
Principal amount of debt					10,000
Term loan, principal amount					$ 10,000