Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

Document and Entity Information - shares
9 Months Ended
Sep. 30, 2021
Nov. 09, 2021
Document and Entity Information [Abstract]    
Document Type 10-Q  
Document Period End Date Sep. 30, 2021  
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 001-36216  
Entity Registrant Name Ideal Power Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 14-1999058  
Entity Address, Address Line One 5508 Highway 290 West, Suite 120  
Entity Address, City or Town Austin  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 78735  
City Area Code (512)  
Local Phone Number 264-1542  
Title of 12(g) Security Common Stock, par value $0.001 per share  
Trading Symbol IPWR  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   5,892,046
Entity Central Index Key 0001507957  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2021  
Document Fiscal Period Focus Q3  
Amendment Flag false