Quarterly report pursuant to Section 13 or 15(d)

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

v3.10.0.1
Goodwill and Other Intangible Assets - Other Intangible Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Sep. 30, 2018
Other Intangible Assets [Abstract]    
Carrying Amount $ 576,567 $ 572,800
Accumulated Amortization (136,768) (128,890)
Net 439,799 443,910
Trade Names Not Subject to Amortization    
Other Intangible Assets [Abstract]    
Carrying Amount 126,047 126,047
Net 126,047 126,047
Trade names    
Other Intangible Assets [Abstract]    
Carrying Amount 53,319 53,523
Accumulated Amortization (6,493) (5,444)
Net 46,826 48,079
Customer relationships    
Other Intangible Assets [Abstract]    
Carrying Amount 376,456 372,382
Accumulated Amortization (117,384) (110,760)
Net 259,072 261,622
Copyrights/patents/other    
Other Intangible Assets [Abstract]    
Carrying Amount 20,745 20,848
Accumulated Amortization (12,891) (12,686)
Net $ 7,854 $ 8,162