Annual report [Section 13 and 15(d), not S-K Item 405]

Revenue Recognition - Narrative (Details)

v3.25.3
Revenue Recognition - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Disaggregation of Revenue [Line Items]    
Deferred revenue, revenue recognized $ 67.7 $ 57.6
Unbilled receivables    
Disaggregation of Revenue [Line Items]    
Unbilled contracts receivable $ 24.1 $ 31.9