XML 35 R19.htm IDEA: XBRL DOCUMENT v3.23.3
401(k) Plan
 12 Months Ended
Sep. 30, 2023
Retirement Benefits [Abstract]  
Multiemployer Plan 401(k) PlanThe Company's U.S. employees have access to a qualified 401(k) defined contribution plan. The Company made contributions of $23.9 million, $21.8 million and $20.9 million for fiscal 2023, 2022 and 2021, respectively.