v3.3.1.900

Note 14 - Stock Warrants and Warrant Liability (Details) - Warrant Activity | 12 Months Ended
--- | ---
Dec. 31, 2014 $ / shares shares
Warrant Activity [Abstract] |
Warrants for number of shares | shares | 9,648,045
Weighted-average exercise price | $ / shares | $ 0.49
Issued | shares | 12,500,000
Issued | $ / shares | $ 0.02
Warrants for number of shares | shares | 22,148,045
Weighted-average exercise price | $ / shares | $ 0.23

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

X
- Definition Number of warrants issued during the reporting period. + References No definition available. + Details
Name: | west_WarrantsIssuedDuringPeriodWarrants
Namespace Prefix: | west_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The weighted average exercise price of warrants issued. + References No definition available. + Details
Name: | west_WarrantsIssuedWeightedAverageExercisePrice
Namespace Prefix: | west_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration