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Note 6 - Product Warranty (Details) | 6 Months Ended
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May 31, 2014
Product Warranties Disclosures [Abstract] |
Standard Product Warranty Term | 1 year

X
- Definition Approximate term of the product warranty, + References No definition available. + Details
Name: | artw_StandardProductWarrantyTerm
Namespace Prefix: | artw_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ProductWarrantiesDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration