Quarterly report [Sections 13 or 15(d)]

Nature of Operations and Summary of Significant Accounting Policies - Narrative (Details)

v3.26.3
Nature of Operations and Summary of Significant Accounting Policies - Narrative (Details)
 3 Months Ended 9 Months Ended
Mar. 31, 2026
right
Sep. 30, 2026
USD ($)
clinic
corporation
option
Jun. 30, 2026
right
Sep. 30, 2025
USD ($)
clinic
Sep. 30, 2026
USD ($)
day
clinic
corporation
option
Sep. 30, 2025
USD ($)
corporation
clinic
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Long-Lived Asset, Held and Used, Impairment [Line Items]                
Number of professional corporations (PCs) with management agreements | corporation   4     4      
Number of professional corporations (PCs) with management agreements terminated | corporation           1    
Cash equivalents   $ 12,600,000     $ 12,600,000   $ 19,200,000  
Allowance for credit losses   673,553     $ 673,553   429,487 $ 220,893
Period when notes receivable are placed on nonaccrual status         90 days      
Losses on disposition or impairment   $ 0   $ 0 $ 233,420 $ 6,413    
Number of lease renewal options | option   1     1      
Impairment losses on long-lived assets   $ 0   0 $ 0 0    
Royalties percentage         7.00%      
Monthly marketing fee         2.00%      
Royalty collection, number of working days after end of sales period | day         2      
Franchise agreement term         10 years      
Royalty sales generated by franchises percentage         3.00%      
Number of territory rights acquired from regional developers | right 1   3          
Advertising expense   $ 100,000   100,000 $ 900,000 600,000    
Forecasted turnover percentage   5.00%     5.00%      
Discontinued Operations, Held-for-Sale or Disposed of by Sale | Corporate Clinics                
Long-Lived Asset, Held and Used, Impairment [Line Items]                
Net loss on disposition or impairment from discontinued operations   $ 2,084,596   $ 860,598 $ 3,278,826 $ 3,746,449    
Discontinued Operations, Held-for-Sale or Disposed of by Sale | Corporate Clinics | Company-owned or managed clinics:                
Long-Lived Asset, Held and Used, Impairment [Line Items]                
Number of clinics sold | clinic   26   1 55 40    
Discontinued Operations, Held-for-Sale or Disposed of by Sale | Corporate Clinics | Kansas City | Company-owned or managed clinics:                
Long-Lived Asset, Held and Used, Impairment [Line Items]                
Number of clinics sold | clinic           5    
Discontinued Operations, Disposed of by Means Other than Sale | Operating lease right-of-use asset | Corporate Clinics                
Long-Lived Asset, Held and Used, Impairment [Line Items]                
Net loss on disposition or impairment from discontinued operations   $ 376,852   $ 251,568 $ 102,214 $ 677,346    
Discontinued Operations, Held-for-Sale | Corporate Clinics                
Long-Lived Asset, Held and Used, Impairment [Line Items]                
Valuation allowance in discontinued operations current assets   $ 2,512,986     $ 2,512,986   $ 6,327,644  
Minimum                
Long-Lived Asset, Held and Used, Impairment [Line Items]                
Useful life, property and equipment   3 years     3 years      
Maximum                
Long-Lived Asset, Held and Used, Impairment [Line Items]                
Useful life, property and equipment   10 years     10 years