Debt Instrument Applicable Margin Based On Leverage Ratio

No definition available.

Name:	alot_DebtInstrumentApplicableMarginBasedOnLeverageRatio
Namespace Prefix:	alot_
Data Type:	num: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

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

+ Details

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

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

+ Details

Name:	us-gaap_DebtInstrumentMaturityDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of the required periodic payments applied to principal.

+ References

+ Details

Name:	us-gaap_DebtInstrumentPeriodicPaymentPrincipal
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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

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

- Definition

Maximum amount borrowed under the credit facility at any time during the period.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Details

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- Details

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Balance Type:
Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=alot_TermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=alot_SecondAmendmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
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- Details

Name:	us-gaap_DebtInstrumentAxis=alot_FirstAmendmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=alot_FederalFundsRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=alot_EuroCurrencyRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=alot_AmendedCreditAgreementMember
Namespace Prefix:
Data Type:	na
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- Details

Name:	us-gaap_LineOfCreditFacilityAxis=alot_BankOfAmericaMember
Namespace Prefix:
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Subsequent Events - Additional information (Detail) - USD ($)		9 Months Ended
	Nov. 30, 2017	Oct. 28, 2017
Subsequent Event [Member] \| Minimum [Member]
Subsequent Event [Line Items]
Margin based on company's consolidated leverage ratio	1.00%
Spread on variable rate	0.00%
Subsequent Event [Member] \| Maximum [Member]
Subsequent Event [Line Items]
Margin based on company's consolidated leverage ratio	1.50%
Spread on variable rate	0.50%
Term Loan [Member]
Subsequent Event [Line Items]
Debt instrument maturity date		Jan. 31, 2022
Second Amendment [Member] \| Revolving Credit Facility [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Principal amount of debt	$ 10,000,000
First Amendment [Member] \| Revolving Credit Facility [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Principal amount of debt	$ 15,000,000
Federal Funds Rate [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Spread on variable rate	0.50%
Euro Currency Rate [Member] \| Subsequent Event [Member] \| Minimum [Member]
Subsequent Event [Line Items]
Eurocurrency Rate	1.00%
Amended Credit Agreement [Member] \| Term Loan [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Principal payment	$ 750,000
Debt instrument maturity date	Nov. 30, 2022
Bank of America, N.A. [Member] \| Revolving Credit Facility [Member]
Subsequent Event [Line Items]
Revolving loan outstanding		$ 14,600,000
Bank of America, N.A. [Member] \| Revolving Credit Facility [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Principal amount of debt	$ 15,000,000
Revolving line of credit	15,000,000
Bank of America, N.A. [Member] \| Term Loan [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Principal amount of debt	15,000,000
Bank of America, N.A. [Member] \| Second Amendment [Member] \| Revolving Credit Facility [Member]
Subsequent Event [Line Items]
Revolving loan outstanding		$ 14,600,000
Bank of America, N.A. [Member] \| Second Amendment [Member] \| Revolving Credit Facility [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Revolving line of credit	$ 15,000,000