v3.3.1.900

Note 12 - Stock Warrants and Warrant Liability (Details) - Warrant Activity - $ / shares | Sep. 30, 2015 | Dec. 31, 2013
--- | --- | ---
Warrant Activity [Abstract] |  |
Warrants for number of shares | 22,148,045 |
Weighted-average exercise price | $ 0.23 |
Warrants for number of shares | 22,148,045 | 9,648,045
Weighted-average exercise price | $ 0.23 | $ 0.49

X
- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | west_WarrantActivityAbstract
Namespace Prefix: | west_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration