Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
3 Months Ended
Mar. 31, 2018
Apr. 23, 2018
Nature Of Organization And Basis Of Presentation Policy [Policy Text Block]    
Document Type 10-Q  
Entity Registrant Name WestMountain Alternative Energy Inc  
Entity Central Index Key 0001421636  
Document Period End Date Mar. 31, 2018  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q1  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   9,106,250