Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

v3.20.2
Document and Entity Information - USD ($)
12 Months Ended
Mar. 31, 2020
Aug. 13, 2020
Sep. 30, 2019
Document Type 10-K    
Amendment Flag false    
Document Period End Date Mar. 31, 2020    
Entity Registrant Name ALKALINE WATER Co INC    
Entity Central Index Key 0001532390    
Current Fiscal Year End Date --03-31    
Entity Filer Category Non-accelerated Filer    
Entity Common Stock, Shares Outstanding   64,325,115  
Entity Voluntary Filers No    
Entity Well-known Seasoned Issuer No    
Entity Public Float     $ 63,626,402.49
Document Fiscal Year Focus 2020    
Document Fiscal Period Focus FY    
Entity Small Business true    
Entity Emerging Growth Company false    
Entity Shell Company false    
Trading Symbol WTER    
Security Exchange Name NASDAQ    
Title of 12(b) Security Common stock, par value $0.001 per share    
Entity Interactive Data Current Yes