v3.26.1
Goodwill and Other Intangible Assets - Other Intangible Assets (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Sep. 30, 2025
Other Intangible Assets [Abstract]    
Carrying Amount $ 193,581 $ 248,466
Accumulated Amortization (104,105) (142,508)
Net 89,476 105,958
Definite-lived trade names    
Other Intangible Assets [Abstract]    
Carrying Amount 27,085 31,673
Accumulated Amortization (19,701) (22,393)
Net 7,384 9,280
Customer relationships    
Other Intangible Assets [Abstract]    
Carrying Amount 122,009 165,477
Accumulated Amortization (78,106) (105,876)
Net 43,903 59,601
Copyrights/patents/other    
Other Intangible Assets [Abstract]    
Carrying Amount 13,947 20,776
Accumulated Amortization (6,298) (14,239)
Net 7,649 6,537
Indefinite-lived trade names    
Other Intangible Assets [Abstract]    
Carrying Amount 30,540 30,540
Net $ 30,540 $ 30,540