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Balance Sheet Details (Tables) | 3 Months Ended
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Dec. 31, 2021
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):
|  | December 31, 2021 |  | September 30, 2021
Cash and cash equivalents |  | $ | 512,406 |  |  | $ | 580,977 |
Restricted cash included in other assets, net |  | 3,414 |  |  | 3,356 |
Total cash, cash equivalents and restricted cash |  | $ | 515,820 |  |  | $ | 584,333 |
Inventories | Inventories consist of the following (in thousands):
|  | December 31, 2021 |  | September 30, 2021
Finished goods |  | $ | 15,734 |  |  | $ | 13,081 |
Raw materials |  | 5,061 |  |  | 8,974 |
|  | $ | 20,795 |  |  | $ | 22,055 |
Other Current Assets | Other current assets consist of the following (in thousands):
|  | December 31, 2021 |  | September 30, 2021
Unbilled receivables |  | $ | 236,042 |  |  | $ | 215,396 |
Prepaid expenses |  | 94,024 |  |  | 59,636 |
Capitalized contract acquisition costs |  | 34,689 |  |  | 34,265 |
Other |  | 24,187 |  |  | 28,605 |
|  | $ | 388,942 |  |  | $ | 337,902 |
Other Assets, Noncurrent | Other assets, net consist of the following (in thousands):
|  | December 31, 2021 |  | September 30, 2021
Intangible assets |  | $ | 237,528 |  |  | $ | 237,178 |
Unbilled receivables |  | 171,787 |  |  | 158,885 |
Capitalized contract acquisition costs |  | 44,245 |  |  | 43,571 |
Other |  | 36,948 |  |  | 32,924 |
|  | $ | 490,508 |  |  | $ | 472,558 |
Accrued Liabilities | Accrued liabilities consist of the following (in thousands):
|  | December 31, 2021 |  | September 30, 2021
Payroll and benefits |  | $ | 149,552 |  |  | $ | 179,147 |
Operating lease liabilities, current |  | 46,889 |  |  | 49,286 |
Income and other tax accruals |  | 51,669 |  |  | 44,075 |
Other |  | 66,735 |  |  | 68,979 |
|  | $ | 314,845 |  |  | $ | 341,487 |
Noncurrent Liabilities | Other long-term liabilities consist of the following (in thousands):
|  | December 31, 2021 |  | September 30, 2021
Income taxes payable |  | $ | 68,234 |  |  | $ | 66,081 |
Other |  | 9,168 |  |  | 9,155 |
|  | $ | 77,402 |  |  | $ | 75,236 |

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