Other Items (Tables)

9 Months Ended

Jun. 30, 2026

Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation [Abstract]

Schedule of Cash and Cash Equivalents


Table 10.1: Details of Cash and Cash Equivalents and Restricted Cash
			June 30, 2026						September 30, 2025
			(in thousands)
Cash and cash equivalents			$	56,953					$	222,351
Restricted cash			96,296						38,108
Cash, cash equivalents, and restricted cash			$	153,249					$	260,459

Schedule of Restricted Cash and Cash Equivalents


Table 10.1: Details of Cash and Cash Equivalents and Restricted Cash
			June 30, 2026						September 30, 2025
			(in thousands)
Cash and cash equivalents			$	56,953					$	222,351
Restricted cash			96,296						38,108
Cash, cash equivalents, and restricted cash			$	153,249					$	260,459

Schedule of Supplementary Cash Flow Information


Table 10.2: Supplemental Disclosures of Cash Flow Information
			For the Nine Months Ended
			June 30, 2026						June 30, 2025
			(in thousands)
Interest payments			$	64,526					$	60,809
Income tax payments			$	81,479					$	100,891

Schedule of Accounts Receivable, Net


Table 10.3: Details of Accounts Receivable, Net
			June 30, 2026						September 30, 2025
			(in thousands)
Billed and billable receivables			$	1,055,494					$	720,495
Unbilled receivables			335,329						187,372
Allowance for credit losses			(8,809)						(9,772)
Accounts receivable, net			$	1,382,014					$	898,095