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

No definition available.

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

Amount of unearned interest income for sales-type leases, classified as current.

No definition available.

Name:	artw_SalestypeLeasesUnearnedInterestIncomeCurrent
Namespace Prefix:	artw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of unearned interest income for sales-type leases, classified as noncurrent.

No definition available.

Name:	artw_SalestypeLeasesUnearnedInterestIncomeNoncurrent
Namespace Prefix:	artw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of net investment in sales-type and direct financing lease, classified as current.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121561866&loc=SL77919306-209978

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121561866&loc=SL77919308-209978

Name:	us-gaap_NetInvestmentInLeaseCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of net investment in sales-type and direct financing lease, classified as noncurrent.