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Document and Entity Information - shares
3 Months Ended
Mar. 31, 2019
Apr. 16, 2020
Details    
Registrant CIK 0000752294  
Fiscal Year End --12-31  
Registrant Name ELECTRONIC SYSTEMS TECHNOLOGY INC  
SEC Form 10-Q  
Period End date Mar. 31, 2020  
Trading Symbol ELST  
Trading Exchange NONE  
Tax Identification Number (TIN) 91-1238077  
Number of common stock shares outstanding   4,946,502
Filer Category Non-accelerated Filer  
Current with reporting Yes  
Interactive Data Current Yes  
Shell Company false  
Small Business true  
Emerging Growth Company false  
Entity File Number 000-27793  
Entity Address, Address Line One 415 N. Quay St. Bldg B1  
Entity Address, City or Town Kennewick  
Entity Address, State or Province WA  
Entity Address, Postal Zip Code 99336  
City Area Code 509  
Local Phone Number 735-9092  
Title of 12(g) Security Common Stock, $0.001 par value  
Amendment Flag false  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q1  
Document Quarterly Report true  
Document Transition Report false