Quarterly report pursuant to Section 13 or 15(d)

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

v3.20.1
Goodwill and Other Intangible Assets - Other Intangible Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Sep. 30, 2019
Other Intangible Assets [Abstract]    
Carrying Amount $ 572,897 $ 574,146
Accumulated Amortization (208,791) (173,496)
Net 364,106 400,650
Trade Names Not Subject to Amortization    
Other Intangible Assets [Abstract]    
Carrying Amount 30,540 30,540
Net 30,540 30,540
Trade names    
Other Intangible Assets [Abstract]    
Carrying Amount 148,604 148,628
Accumulated Amortization (43,474) (22,653)
Net 105,130 125,975
Customer relationships    
Other Intangible Assets [Abstract]    
Carrying Amount 373,413 374,515
Accumulated Amortization (151,447) (137,330)
Net 221,966 237,185
Copyrights/patents/other    
Other Intangible Assets [Abstract]    
Carrying Amount 20,340 20,463
Accumulated Amortization (13,870) (13,513)
Net $ 6,470 $ 6,950