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v3.22.0.1

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES: |  |
Net income (loss) | $ (62,872) | $ (20,732)
Stock-based compensation | 24,504 | 8,144
Depreciation and amortization | 2,573 | 1,848
Amortization/(accretion) of note premiums/discounts | (280) | (302)
Changes in operating assets and liabilities: |  |
Accounts receivable | 10,105 | (8,157)
Prepaid expenses and other current assets | (1,181) | (3,193)
Deferred revenue | (27,439) | (12,547)
Accounts payable | (5,389) | (2,002)
Accrued expenses | (2,290) | (1,126)
Other | 922 | (855)
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES | (61,347) | (38,922)
CASH FLOWS FROM INVESTING ACTIVITIES: |  |
Purchases of property and equipment | (5,778) | (4,271)
Purchases of investments | (65,875) |
Proceeds from sale of investments | 38,268 | 34,429
NET CASH PROVIDED BY (USED IN) INVESTING ACTIVITIES | (33,385) | 30,158
CASH FLOWS FROM FINANCING ACTIVITIES: |  |
Proceeds from the exercises of stock options | 1,885 | 5,102
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES | 1,885 | 5,102
NET INCREASE (DECREASE) IN CASH | (92,847) | (3,662)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD | 184,434 | 143,583
CASH AND CASH EQUIVALENTS AT END OF PERIOD | $ 91,587 | $ 139,921

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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration