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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Apr. 01, 2023 | Apr. 02, 2022
Cash flows from operating activities |  |
Net income | $ 44,537 | $ 132,047
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 22,845 | 18,792
Impairment and abandonment charges | 4,846 |
Stock-based compensation expense | 41,220 | 38,684
Other | 13,232 | 4,357
Deferred income taxes | 1,358 | (129)
Foreign currency transaction (gains) losses | (14,126) | 2,267
Changes in operating assets and liabilities: |  |
Accounts receivable | 16,932 | (12,786)
Inventories | 118,032 | (86,153)
Other assets | 5,481 | (6,082)
Accounts payable and accrued expenses | (186,194) | 51,643
Accrued compensation | 6,108 | (45,084)
Deferred revenue | (4,484) | (11,834)
Other liabilities | (463) | (3,348)
Net cash provided by operating activities | 69,324 | 82,374
Cash flows from investing activities |  |
Purchases of property and equipment, and intangible assets | (23,403) | (15,665)
Cash paid for acquisitions, net of acquired cash |  | (27,101)
Net cash used in investing activities | (23,403) | (42,766)
Cash flows from financing activities |  |
Payments for debt issuance costs |  | (929)
Payments for repurchase of common stock | (30,054) | (74,482)
Proceeds from exercise of common stock options | 17,584 | 29,254
Payments for repurchase of common stock related to shares withheld for tax in connection with vesting of stock awards | (18,199) | (22,601)
Net cash used in financing activities | (30,669) | (68,758)
Effect of exchange rate changes on cash and cash equivalents | 4,766 | (4,207)
Net increase (decrease) in cash and cash equivalents | 20,018 | (33,357)
Cash and cash equivalents |  |
Beginning of period | 274,855 | 640,101
End of period | 294,873 | 606,744
Supplemental disclosure |  |
Cash paid for interest | 330 | 85
Cash paid for taxes, net of refunds | 6,399 | 8,916
Cash paid for amounts included in the measurement of lease liabilities | 7,219 | 7,800
Supplemental disclosure of non-cash investing and financing activities |  |
Purchases of property and equipment in accounts payable and accrued expenses | 8,393 | 7,869
Right-of-use assets obtained in exchange for new operating lease liabilities | $ 711 | $ 2,245

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