XML 66 R59.htm IDEA: XBRL DOCUMENT v3.24.1.u1
Long-Term Debt and Bank Facility Borrowings - Company's Debt (Parenthetical) (Detail) - USD ($)
$ in Millions
Mar. 31, 2024
Sep. 30, 2023
Term Loan    
Debt Instrument [Line Items]    
Unamortized debt issuance costs $ 0.6 $ 0.7