XML 51 R39.htm IDEA: XBRL DOCUMENT v3.23.1
Goodwill and Other Intangible Assets - Finite-Lived Intangible Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Sep. 30, 2022
Finite-Lived Intangible Assets [Line Items]    
Gross Amount $ 2,646,327 $ 2,608,324
Accumulated Amortization (554,530) (494,598)
Net Amount 2,091,797 2,113,726
Customer relationship assets    
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 1,487,245 1,474,588
Accumulated Amortization (543,327) (487,877)
Net Amount 943,918 986,711
Trade names    
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 1,159,082 1,133,736
Accumulated Amortization (11,203) (6,721)
Net Amount $ 1,147,879 $ 1,127,015