v3.26.1
Revenue from Contracts with Customers (Tables)
 9 Months Ended
Jun. 30, 2026
Accounts, Notes, Loans and Financing Receivable [Line Items]  
Schedule of Accounts, Notes, Loans and Financing Receivable
The table below presents the balances of our customer receivables and deferred revenue:
June 30,September 30,
20262025
(in millions)
Billed receivables$201.5 $210.8 
Unbilled receivables3.7 4.7 
Gross customer receivables205.2 215.5 
Allowance for credit losses(2.0)(3.6)
Receivables, net$203.2 $211.9 
Deferred revenue$10.9 $12.1 
Accounts Receivable, Allowance for Credit Loss
The table below summarizes information concerning our allowance for credit losses:

Nine months ended
June 30,
20262025
(in millions)
Beginning balance$3.6 $8.3 
Release of provision, net(0.3)(0.2)
Write-offs and other(1.3)(2.8)
Ending balance$2.0 $5.3 
Contract with Customer, Contract Asset, Contract Liability, and Receivable
The table below summarizes information related to deferred revenue:
Nine months ended
June 30,
20262025
(in millions)
Beginning balance$12.1 $12.8 
Revenue deferred7.8 6.2 
Previously deferred revenue recognized during the period(7.8)(7.7)
Other(1.2)— 
Ending balance$10.9 $11.3