Quarterly report pursuant to Section 13 or 15(d)

Cover Page

Cover Page - shares
9 Months Ended
Sep. 30, 2020
Nov. 03, 2020
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2020  
Document Transition Report false  
Entity File Number 001-36724  
Entity Registrant Name Joint Corp  
Entity Central Index Key 0001612630  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2020  
Document Fiscal Period Focus Q3  
Amendment Flag false  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 90-0544160  
Entity Address, Address Line One 16767 N. Perimeter Drive  
Entity Address, Address Line Two Suite 110  
Entity Address, City or Town Scottsdale  
Entity Address, State or Province AZ  
Entity Address, Postal Zip Code 85260  
City Area Code 480  
Local Phone Number 245-5960  
Title of 12(b) Security Common Stock, $0.001 Par Value Per Share  
Trading Symbol JYNT  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   14,041,146