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Revenue from Contracts with Customers (Tables)
3 Months Ended
Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]  
Schedule of Accounts, Notes, Loans and Financing Receivable
The table below represents the balances of our customer receivables and deferred revenue:

December 31,September 30,
20242024
(in millions)
Billed receivables$148.0 $212.7 
Unbilled receivables5.2 4.5 
Gross customer receivables153.2 217.2 
Allowance for credit losses(7.9)(8.3)
Receivables, net$145.3 $208.9 
Deferred revenue$12.6 $12.8