Annual report [Section 13 and 15(d), not S-K Item 405]

Summary of Significant Accounting Policies - Additional Information (Details)

v3.25.4
Summary of Significant Accounting Policies - Additional Information (Details)
3 Months Ended 12 Months Ended
Jul. 03, 2025
USD ($)
Sep. 30, 2025
USD ($)
Jun. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
Studio
shares
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Studio
Dec. 01, 2025
USD ($)
Mar. 31, 2025
USD ($)
Accounting Policies [Line Items]                
Marketing fund restricted cash       $ 11,406,000 $ 15,312,000      
Restricted cash       12,194,000 16,063,000      
Cash, cash equivalents and restricted cash       45,863,000 32,739,000      
Impairment of brand assets   $ 12,700,000            
Impairment of definite-lived intangible asset       $ 12,650,000 $ 15,244,000 $ 8,936,000    
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration]       Costs and Expenses Costs and Expenses Costs and Expenses    
Number of studios purchased | Studio           14    
Franchisee agreement term       10 years        
Franchise agreement term, option to extend       option for up to two additional five-year successor or renewal terms. Starting in 2025, new franchise agreements operate under ten-year terms with the option for one additional ten-year successor term.        
Deferred revenue       $ 88,891,000 $ 131,847,000      
Nonrefundable development fee payments     $ 10,000          
Franchise marketing fees percentage       2.00%        
Aggregate amount $ 50,000,000     $ 506,178,000     $ 50,000,000  
Contract with customer, threshold period       30 days        
Notes receivable, term 5 years     5 years        
Goodwill impairment       $ 7,451,000 $ 37,807,000 $ 6,737,000    
Goodwill, Impairment Loss, Statement of Income or Comprehensive Income [Extensible Enumeration]         Asset Impairment Charges      
Advertising costs       $ 3,554,000 $ 5,324,000 9,246,000    
Preferred stock, share outstanding | shares       0        
Loans For Establishment Of New Or Transferred Franchise Studios                
Accounting Policies [Line Items]                
Notes receivable, term       10 years        
Loans receivables variable rate description       variable rates based on LIBOR plus a specified margin        
Studios                
Accounting Policies [Line Items]                
Number of studios purchased | Studio       14        
Trademark                
Accounting Policies [Line Items]                
Impairment of brand assets       $ 3,499,000 251,000 $ 0    
Credit Concentration Risk                
Accounting Policies [Line Items]                
Cash, cash equivalents and restricted cash       $ 42,518,000 $ 28,836,000      
Master Franchise Agreements                
Accounting Policies [Line Items]                
Franchisee agreement term       10 years        
Franchise | Customer Concentration Risk | Accounts Receivable                
Accounting Policies [Line Items]                
Concentration risk percentage       10.00% 10.00%      
Franchise | Customer Concentration Risk | Revenue Benchmark                
Accounting Policies [Line Items]                
Concentration risk percentage       10.00% 10.00% 10.00%    
Maximum                
Accounting Policies [Line Items]                
Franchise royalty percentage       8.00%        
Maximum | Loans For Establishment Of New Or Transferred Franchise Studios                
Accounting Policies [Line Items]                
Notes receivable interest rate       15.00%        
Maximum | Franchise Development Fees                
Accounting Policies [Line Items]                
Deferred revenue     65,000         $ 350,000
Minimum                
Accounting Policies [Line Items]                
Franchise royalty percentage       7.00%        
Minimum | Loans For Establishment Of New Or Transferred Franchise Studios                
Accounting Policies [Line Items]                
Notes receivable interest rate       0.00%        
Minimum | Franchise Development Fees                
Accounting Policies [Line Items]                
Deferred revenue     $ 55,000         $ 60,000