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Balance Sheet Details (Tables)

6 Months Ended

Mar. 31, 2025

Balance Sheet Details [Abstract]

Cash and Cash Equivalents

The following table provides a reconciliation of the Company's cash and cash equivalents and restricted cash reported within the consolidated balance sheets that sum to the total cash, cash equivalents and restricted cash shown in the Company's consolidated statements of cash flows for the periods presented (in thousands):

						March 31, 2025						September 30, 2024
Cash and cash equivalents						$	1,259,282					$	1,074,602
Restricted cash included in other assets, net						1,975						3,738
Total cash, cash equivalents and restricted cash						$	1,261,257					$	1,078,340

Inventories

Inventories consist of the following (in thousands):

						March 31, 2025						September 30, 2024
Finished goods						$	27,378					$	27,922
Raw materials						40,502						48,456
						$	67,880					$	76,378

Other Current Assets

Other current assets consist of the following (in thousands):

						March 31, 2025						September 30, 2024
Unbilled receivables						$	427,951					$	401,104
Prepaid expenses						98,583						93,467
Capitalized contract acquisition costs						33,892						32,681
Other						68,968						42,215
						$	629,394					$	569,467

Other Assets, Noncurrent

Other assets, net consist of the following (in thousands):

						March 31, 2025						September 30, 2024
Intangible assets						$	92,651					$	111,576
Unbilled receivables						296,864						277,965
Capitalized contract acquisition costs						35,218						33,577
Other						68,143						64,399
						$	492,876					$	487,517

Accrued Liabilities

Accrued liabilities consist of the following (in thousands):

						March 31, 2025						September 30, 2024
Payroll and benefits						$	173,046					$	171,571
Operating lease liabilities, current						30,195						33,779
Income and other tax accruals						32,474						45,247
Other						44,195						49,479
						$	279,910					$	300,076

Noncurrent Liabilities

Other long-term liabilities consist of the following (in thousands):

						March 31, 2025						September 30, 2024
Income taxes payable						$	92,197					$	85,461
Other						9,341						9,272
						$	101,538					$	94,733

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