v3.26.1
Goodwill and Intangible Assets - Summary of Changes in Goodwill and Identifiable Intangible Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Goodwill [Roll Forward]        
Net balance - beginning of period     $ 258,954  
Net balance - end of period $ 258,954   258,954  
Intangible Asset, Indefinite-Lived [Roll Forward]        
Disposals as part of sales during the nine months ended June 30, 2026     (1,100)  
Impairment     (5,800)  
Goodwill, Impairment Loss     0  
Intangible Asset, Finite-Lived [Roll Forward]        
Accumulated amortization (600) $ (2,100) (1,677) $ (6,400)
Net balance - end of period 2,824   2,824  
Intangible Assets Disclosure [Roll Forward]        
Net balance - beginning of period     130,198  
Acquisition     311  
Accumulated amortization (600) $ (2,100) (1,677) (6,400)
Net balance - end of period 121,932   121,932  
Trade Names        
Intangible Asset, Indefinite-Lived [Roll Forward]        
Net balance - beginning of period     126,008  
Disposals as part of sales during the nine months ended June 30, 2026     (1,100)  
Net balance - end of period 119,108   119,108  
Intangible Asset, Excluding Goodwill, Indefinite-Lived, Impairment Loss     (5,800)  
Domain Names        
Intangible Asset, Indefinite-Lived [Roll Forward]        
Intangible Asset, Finite-Lived, Impairment Loss     0  
Intangible Asset, Finite-Lived [Roll Forward]        
Net balance - beginning of period     1,014  
Accumulated amortization     (435)  
Net balance - end of period 579   579  
Intangible Assets Disclosure [Roll Forward]        
Accumulated amortization     (435)  
Internally Developed Software        
Intangible Asset, Indefinite-Lived [Roll Forward]        
Intangible Asset, Finite-Lived, Impairment Loss     0  
Intangible Asset, Finite-Lived [Roll Forward]        
Net balance - beginning of period     3,176  
Acquisitions     311  
Accumulated amortization (400)   (1,242) (1,000)
Net balance - end of period 2,245   2,245  
Intangible Assets Disclosure [Roll Forward]        
Accumulated amortization $ (400)   $ (1,242) $ (1,000)