v3.26.3
Goodwill And Intangible Assets - Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended
Oct. 01, 2026
Apr. 02, 2026
Sep. 25, 2025
Jun. 26, 2025
Mar. 27, 2025
Jul. 02, 2026
Oct. 01, 2026
Sep. 25, 2025
Jan. 01, 2026
Sep. 18, 2026
Nov. 14, 2025
Finite-Lived Intangible Assets [Line Items]                      
Goodwill $ 109,300,000           $ 109,300,000   $ 500,000    
Goodwill impairment 600,000   $ 0       $ 600,000 $ 0      
Intangible assets, period of extension             5 years        
Impairment of intangible assets 0     $ 0              
Integration and other encumbered payments, related parties - operating activities             $ 0 700,000      
Accumulated amortization, intangible assets, remainder of fiscal 2026 14,400,000           14,400,000        
Accumulated amortization, intangible assets, 2027 57,400,000           57,400,000        
Accumulated amortization, intangible assets, 2028 57,000,000           57,000,000        
Accumulated amortization, intangible assets, 2029 48,700,000           48,700,000        
Accumulated amortization, intangible assets, 2030 32,600,000           32,600,000        
Spotlight Cinema Networks                      
Finite-Lived Intangible Assets [Line Items]                      
Goodwill                 600,000   $ 600,000
Captivate                      
Finite-Lived Intangible Assets [Line Items]                      
Goodwill 109,300,000           109,300,000     $ 109,300,000  
Goodwill impairment 0                    
AMC and Cinemark                      
Finite-Lived Intangible Assets [Line Items]                      
Accrued integration payments 10,600,000           10,600,000        
AMC | 2025 AMC Agreement                      
Finite-Lived Intangible Assets [Line Items]                      
Increase (decrease) in intangible assets, net (0)   (0)       (0) (600,000)      
AMC | AMC and Cinemark                      
Finite-Lived Intangible Assets [Line Items]                      
Integration and other encumbered payments, related parties - operating activities 0   $ 200,000       $ 0 $ 700,000      
NCM, LLC.                      
Finite-Lived Intangible Assets [Line Items]                      
Goodwill impairment $ 600,000                    
Cinemark                      
Finite-Lived Intangible Assets [Line Items]                      
Common membership units issued   0     0            
Increase (decrease) in intangible assets, net           $ (500,000)     $ (100,000)