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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
Operating activities |  |
Net income | $ 93,559 | $ 87,678
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Stock-based compensation | 63,757 | 58,069
Depreciation and amortization | 30,260 | 27,660
Non-cash operating lease costs | 9,663 | 9,698
Deferred income taxes | (6,407) | (694)
Impairment of assets | 6,175 | 6,873
Other | (1,123) | 307
Changes in operating assets and liabilities (excluding effects of the acquisition of businesses): |  |
Accounts receivable | (77,223) | (54,416)
Inventories | 1,260 | 1,443
Other current assets | (44,286) | (23,250)
Other assets | (21,774) | (26,654)
Accounts payable and accrued liabilities | (25,387) | (23,925)
Deferred revenue | 76,065 | 86,193
Lease liabilities | (14,173) | (11,619)
Net cash provided by operating activities | 90,366 | 137,363
Investing activities |  |
Purchases of investments | (36,205) | (42,765)
Maturities of investments | 38,138 | 69,352
Sales of investments | 34,549 | 0
Acquisition of businesses, net of cash acquired | (67,911) | (1,247)
Purchases of property and equipment | (10,564) | (4,697)
Net cash (used in) provided by investing activities | (41,993) | 20,643
Financing activities |  |
Proceeds from the exercise of stock options and purchases of stock under employee stock purchase plan | 27,581 | 27,196
Payments for Repurchase of Common Stock | (125,011) | 0
Payments on term debt agreement | (5,000) | (5,000)
Cost of Issuance of Treasury Stock | (13,595) | (4,481)
Net cash (used in) provided by financing activities | (116,025) | 17,715
Net (decrease) increase in cash, cash equivalents and restricted cash | (67,652) | 175,721
Effect of exchange rate changes on cash, cash equivalents and restricted cash | (861) | 1,655
Cash, cash equivalents and restricted cash, beginning of period | 584,333 | 852,826
Cash, cash equivalents and restricted cash, end of period | 515,820 | 1,030,202
Supplemental disclosures of cash flow information |  |
Cash paid for amounts included in the measurement of operating lease liabilities | 16,500 | 15,032
Cash paid for interest on long-term debt | 1,252 | 1,370
Supplemental disclosures of non-cash activities |  |
Right-of-use assets obtained in exchange for lease obligations | $ 818 | $ 1,614

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