Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Other Intangible Assets - Other Intangible Assets (Details)

v3.21.2
Goodwill and Other Intangible Assets - Other Intangible Assets (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Sep. 30, 2020
Other Intangible Assets [Abstract]    
Carrying Amount $ 593,622 $ 579,357
Accumulated Amortization (307,866) (245,859)
Net 285,756 333,498
Indefinite-lived trade names    
Other Intangible Assets [Abstract]    
Carrying Amount 30,540 30,540
Net 30,540 30,540
Definite-lived trade names    
Other Intangible Assets [Abstract]    
Carrying Amount 148,986 148,867
Accumulated Amortization (93,712) (64,462)
Net 55,274 84,405
Customer relationships    
Other Intangible Assets [Abstract]    
Carrying Amount 390,253 379,246
Accumulated Amortization (198,793) (166,892)
Net 191,460 212,354
Copyrights/patents/other    
Other Intangible Assets [Abstract]    
Carrying Amount 23,843 20,704
Accumulated Amortization (15,361) (14,505)
Net $ 8,482 $ 6,199