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Note 2 - Discontinued Operations (Details Textual) - USD ($) |  | 12 Months Ended |
--- | --- | --- | ---
Mar. 29, 2018 | Nov. 30, 2018 | Nov. 30, 2017 | Jan. 31, 2018
Real Estate Held for Sale, Sale Price Offer |  |  |  | $ 1,500,000
Impairment of Real Estate |  |  | $ 289,000 |
Real Estate Held for Sale, Expected Proceeds |  |  | $ 1,425,000 |
Proceeds from Sale of Real Estate, Total | $ 1,500,000 | $ 1,500,000 |  |

X
- Definition The expected value to be received by the sale of real estate held for sale in accordance with an offer to purchase real estate held. + References No definition available. + Details
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Namespace Prefix: | artw_
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Balance Type: | debit
Period Type: | instant

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- Definition The monetary amount offered on real estate held for sale. + References No definition available. + Details
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Namespace Prefix: | artw_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The charge against earnings in the period to reduce the carrying amount of real property to fair value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230 + Details
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Period Type: | duration

X
- Definition Cash received for the sale of real estate that is not part of an investing activity during the current period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585 + Details
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