| Intangible Assets and Goodwill | 
Intangible Assets and Goodwill During 2023, the Company recognized $0.7 million, $0.1 million, and $0.2 million of reacquired franchise rights, customer relationships, and assembled workforce, respectively, from the acquisitions as disclosed in Note 3, "Acquisitions." Intangible assets consisted of the following: 
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December 31, 2023 | 
 
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Gross Carrying Amount | 
 | 
Accumulated Amortization | 
 | 
Net Carrying Value | 
 
| Intangible assets subject to amortization: | 
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| Reacquired franchise rights | 
$ | 
7,385,830  | 
 | 
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$ | 
2,926,595  | 
 | 
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$ | 
4,459,235  | 
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| Customer relationships | 
1,682,807  | 
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1,349,938  | 
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 | 
332,869  | 
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| Assembled workforce | 
440,844  | 
 | 
 | 
212,022  | 
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 | 
228,822  | 
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 | 
$ | 
9,509,481  | 
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$ | 
4,488,555  | 
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$ | 
5,020,926  | 
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December 31, 2022 | 
 
 | 
Gross Carrying Amount | 
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Accumulated Amortization | 
 | 
Net Carrying Value | 
 
| Intangible assets subject to amortization: | 
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 | 
 | 
 
| Reacquired franchise rights | 
$ | 
12,881,894  | 
 | 
 | 
$ | 
4,755,286  | 
 | 
 | 
$ | 
8,126,608  | 
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| Customer relationships | 
4,330,365  | 
 | 
 | 
2,352,500  | 
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 | 
1,977,865  | 
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| Assembled workforce | 
959,837  | 
 | 
 | 
136,015  | 
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 | 
823,822  | 
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$ | 
18,172,096  | 
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$ | 
7,243,801  | 
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$ | 
10,928,295  | 
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The following is the weighted average amortization period for the Company's intangible assets: 
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 | 
Amortization (Years) | 
 
| Reacquired franchise rights | 
5.9 | 
 
| Customer relationships | 
2.6 | 
 
| Assembled workforce | 
2.0 | 
 
|      All intangible assets | 
4.9 | 
 
  
Amortization expense related to the Company’s intangible assets was $3,434,201 and  2,498,390 for the years ended December 31, 2023 and 2022, respectively. 
Estimated amortization expense for 2024 and subsequent years is as follows:
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| 2024 | 
$ | 
1,500,619  | 
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| 2025 | 
1,100,700  | 
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| 2026 | 
958,290  | 
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| 2027 | 
565,521  | 
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| 2028 | 
454,120  | 
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| Thereafter | 
441,676  | 
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| Total | 
$ | 
5,020,926  | 
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The changes in the carrying amount of goodwill were as follows: 
  
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Corporate Clinic Segment | 
 
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Balance as of December 31, 2022  | 
 | 
 | 
 
| Goodwill, gross | 
 | 
8,548,401 | 
 
| Accumulated impairment losses | 
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(54,994) | 
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| Goodwill, net | 
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8,493,407 | 
 
| 2023 acquisition | 
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—  | 
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Balance as of December 31, 2023  | 
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| Goodwill, gross | 
 | 
8,548,401 | 
 
| Accumulated impairment losses | 
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(54,994) | 
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Goodwill reclassified to Held for sale  | 
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(1,140,529) | 
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| Goodwill, net | 
 | 
7,352,879 | 
 
  
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