Note 4 - Discontinued Operations (Details Textual)	Mar. 29, 2018 USD ($)
Real Estate Held for Sale, Sale Price Offer	$ 1,500,000

The monetary amount offered on real estate held for sale.

No definition available.

Name:	artw_RealEstateHeldForSaleSalePriceOffer
Namespace Prefix:	artw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant