Condensed Consolidated Statements of Changes in Stockholders' Equity (unaudited) - USD ($)
   | 
Total  | 
Common Stock  | 
Additional Paid In Capital  | 
Treasury Stock  | 
Accumulated Deficit  | 
Total The Joint Corp. stockholders' equity  | 
Non-controlling interest  | 
| Balance, beginning common stock (in shares) at Dec. 31, 2020 | 
 
 | 
14,174,237
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Balance, beginning at Dec. 31, 2020 | 
$ 21,126,252
 | 
$ 14,174
 | 
$ 41,350,001
 | 
$ (143,111)
 | 
$ (20,094,912)
 | 
$ 21,126,152
 | 
$ 100
 | 
| Balance, beginning treasury stock (in shares) at Dec. 31, 2020 | 
 
 | 
 
 | 
 
 | 
17,167
 | 
 
 | 
 
 | 
 
 | 
| Stockholders' Equity [Roll Forward] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Stock-based compensation expense | 
246,494
 | 
 
 | 
246,494
 | 
 
 | 
 
 | 
246,494
 | 
 
 | 
| Issuance of restricted stock (in shares) | 
 
 | 
7,879
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Issuance of restricted stock | 
0
 | 
$ 8
 | 
(8)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Exercise of stock options (in shares) | 
 
 | 
105,995
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Exercise of stock options | 
620,776
 | 
$ 106
 | 
620,670
 | 
 
 | 
 
 | 
620,776
 | 
 
 | 
| Purchases of treasury stock under employee stock plans (in shares) | 
 
 | 
 
 | 
 
 | 
13,619
 | 
 
 | 
 
 | 
 
 | 
| Purchases of treasury stock under employee stock plans | 
(618,154)
 | 
 
 | 
 
 | 
$ (618,154)
 | 
 
 | 
(618,154)
 | 
 
 | 
| Net (loss) income | 
2,314,287
 | 
 
 | 
 
 | 
 
 | 
2,314,287
 | 
2,314,287
 | 
 
 | 
| Balance, ending common stock (in shares) at Mar. 31, 2021 | 
 
 | 
14,288,111
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Balance, ending at Mar. 31, 2021 | 
23,689,655
 | 
$ 14,288
 | 
42,217,157
 | 
$ (761,265)
 | 
(17,780,625)
 | 
23,689,555
 | 
100
 | 
| Balance, ending treasury stock (in shares) at Mar. 31, 2021 | 
 
 | 
 
 | 
 
 | 
30,786
 | 
 
 | 
 
 | 
 
 | 
| Balance, beginning common stock (in shares) at Dec. 31, 2020 | 
 
 | 
14,174,237
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Balance, beginning at Dec. 31, 2020 | 
21,126,252
 | 
$ 14,174
 | 
41,350,001
 | 
$ (143,111)
 | 
(20,094,912)
 | 
21,126,152
 | 
100
 | 
| Balance, beginning treasury stock (in shares) at Dec. 31, 2020 | 
 
 | 
 
 | 
 
 | 
17,167
 | 
 
 | 
 
 | 
 
 | 
| Stockholders' Equity [Roll Forward] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Net (loss) income | 
4,998,657
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Balance, ending common stock (in shares) at Jun. 30, 2021 | 
 
 | 
14,406,148
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Balance, ending at Jun. 30, 2021 | 
27,298,968
 | 
$ 14,405
 | 
43,142,391
 | 
$ (761,265)
 | 
(15,096,663)
 | 
27,298,868
 | 
100
 | 
| Balance, ending treasury stock (in shares) at Jun. 30, 2021 | 
 
 | 
 
 | 
 
 | 
30,786
 | 
 
 | 
 
 | 
 
 | 
| Balance, beginning common stock (in shares) at Mar. 31, 2021 | 
 
 | 
14,288,111
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Balance, beginning at Mar. 31, 2021 | 
23,689,655
 | 
$ 14,288
 | 
42,217,157
 | 
$ (761,265)
 | 
(17,780,625)
 | 
23,689,555
 | 
100
 | 
| Balance, beginning treasury stock (in shares) at Mar. 31, 2021 | 
 
 | 
 
 | 
 
 | 
30,786
 | 
 
 | 
 
 | 
 
 | 
| Stockholders' Equity [Roll Forward] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Stock-based compensation expense | 
283,564
 | 
 
 | 
283,564
 | 
 
 | 
 
 | 
283,564
 | 
 
 | 
| Issuance of restricted stock (in shares) | 
 
 | 
4,218
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Issuance of restricted stock | 
0
 | 
$ 4
 | 
(4)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Exercise of stock options (in shares) | 
 
 | 
113,819
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Exercise of stock options | 
641,787
 | 
$ 113
 | 
641,674
 | 
 
 | 
 
 | 
641,787
 | 
 
 | 
| Net (loss) income | 
2,683,962
 | 
 
 | 
 
 | 
 
 | 
2,683,962
 | 
2,683,962
 | 
 
 | 
| Balance, ending common stock (in shares) at Jun. 30, 2021 | 
 
 | 
14,406,148
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Balance, ending at Jun. 30, 2021 | 
$ 27,298,968
 | 
$ 14,405
 | 
43,142,391
 | 
$ (761,265)
 | 
(15,096,663)
 | 
27,298,868
 | 
100
 | 
| Balance, ending treasury stock (in shares) at Jun. 30, 2021 | 
 
 | 
 
 | 
 
 | 
30,786
 | 
 
 | 
 
 | 
 
 | 
| Balance, beginning common stock (in shares) at Dec. 31, 2021 | 
14,419,712
 | 
14,451,355
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Balance, beginning at Dec. 31, 2021 | 
$ 29,569,627
 | 
$ 14,450
 | 
43,900,157
 | 
$ (850,838)
 | 
(13,519,141)
 | 
29,544,628
 | 
25,000
 | 
| Balance, beginning treasury stock (in shares) at Dec. 31, 2021 | 
 
 | 
 
 | 
 
 | 
31,643
 | 
 
 | 
 
 | 
 
 | 
| Stockholders' Equity [Roll Forward] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Stock-based compensation expense | 
323,556
 | 
 
 | 
323,556
 | 
 
 | 
 
 | 
323,556
 | 
 
 | 
| Issuance of restricted stock (in shares) | 
 
 | 
36,722
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Issuance of restricted stock | 
0
 | 
$ 37
 | 
(37)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Exercise of stock options (in shares) | 
 
 | 
4,972
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Exercise of stock options | 
49,623
 | 
$ 5
 | 
49,618
 | 
 
 | 
 
 | 
49,623
 | 
 
 | 
| Purchases of treasury stock under employee stock plans (in shares) | 
 
 | 
 
 | 
 
 | 
74
 | 
 
 | 
 
 | 
 
 | 
| Purchases of treasury stock under employee stock plans | 
(2,598)
 | 
 
 | 
 
 | 
$ (2,598)
 | 
 
 | 
(2,598)
 | 
 
 | 
| Net (loss) income | 
(205,797)
 | 
 
 | 
 
 | 
 
 | 
(205,797)
 | 
(205,797)
 | 
 
 | 
| Balance, ending common stock (in shares) at Mar. 31, 2022 | 
 
 | 
14,493,049
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Balance, ending at Mar. 31, 2022 | 
$ 29,734,412
 | 
$ 14,492
 | 
44,273,294
 | 
$ (853,436)
 | 
(13,724,938)
 | 
29,709,412
 | 
25,000
 | 
| Balance, ending treasury stock (in shares) at Mar. 31, 2022 | 
 
 | 
 
 | 
 
 | 
31,717
 | 
 
 | 
 
 | 
 
 | 
| Balance, beginning common stock (in shares) at Dec. 31, 2021 | 
14,419,712
 | 
14,451,355
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Balance, beginning at Dec. 31, 2021 | 
$ 29,569,627
 | 
$ 14,450
 | 
43,900,157
 | 
$ (850,838)
 | 
(13,519,141)
 | 
29,544,628
 | 
25,000
 | 
| Balance, beginning treasury stock (in shares) at Dec. 31, 2021 | 
 
 | 
 
 | 
 
 | 
31,643
 | 
 
 | 
 
 | 
 
 | 
| Stockholders' Equity [Roll Forward] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Net (loss) income | 
$ 138,945
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Balance, ending common stock (in shares) at Jun. 30, 2022 | 
14,494,700
 | 
14,526,417
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Balance, ending at Jun. 30, 2022 | 
$ 30,483,395
 | 
$ 14,526
 | 
44,677,501
 | 
$ (853,436)
 | 
(13,380,196)
 | 
30,458,395
 | 
25,000
 | 
| Balance, ending treasury stock (in shares) at Jun. 30, 2022 | 
 
 | 
 
 | 
 
 | 
31,717
 | 
 
 | 
 
 | 
 
 | 
| Balance, beginning common stock (in shares) at Mar. 31, 2022 | 
 
 | 
14,493,049
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Balance, beginning at Mar. 31, 2022 | 
29,734,412
 | 
$ 14,492
 | 
44,273,294
 | 
$ (853,436)
 | 
(13,724,938)
 | 
29,709,412
 | 
25,000
 | 
| Balance, beginning treasury stock (in shares) at Mar. 31, 2022 | 
 
 | 
 
 | 
 
 | 
31,717
 | 
 
 | 
 
 | 
 
 | 
| Stockholders' Equity [Roll Forward] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Stock-based compensation expense | 
340,191
 | 
 
 | 
340,191
 | 
 
 | 
 
 | 
340,191
 | 
 
 | 
| Issuance of restricted stock (in shares) | 
 
 | 
28,758
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Issuance of restricted stock | 
0
 | 
$ 29
 | 
(29)
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Exercise of stock options (in shares) | 
 
 | 
4,610
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Exercise of stock options | 
64,050
 | 
$ 5
 | 
64,045
 | 
 
 | 
 
 | 
64,050
 | 
 
 | 
| Net (loss) income | 
$ 344,742
 | 
 
 | 
 
 | 
 
 | 
344,742
 | 
344,742
 | 
 
 | 
| Balance, ending common stock (in shares) at Jun. 30, 2022 | 
14,494,700
 | 
14,526,417
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Balance, ending at Jun. 30, 2022 | 
$ 30,483,395
 | 
$ 14,526
 | 
$ 44,677,501
 | 
$ (853,436)
 | 
$ (13,380,196)
 | 
$ 30,458,395
 | 
$ 25,000
 | 
| Balance, ending treasury stock (in shares) at Jun. 30, 2022 | 
 
 | 
 
 | 
 
 | 
31,717
 | 
 
 | 
 
 | 
 
 |