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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jul. 01, 2023 | Jun. 25, 2022
Cash flows from operating activities: |  |
Net income | $ 2,170 | $ 60,114
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation | 15,121 | 14,146
Amortization | 4,766 | 4,702
Reduction in the carrying amount of right-of-use assets | 3,914 | 4,414
Stock-based compensation expense | 18,494 | 13,878
Deferred income tax benefit | (3,639) | (3,703)
Provision for excess and obsolete inventories | 8,628 | 4,726
Other adjustments to reconcile net income to net cash provided by operating activities | 1,801 | 3,846
Changes in assets and liabilities: |  |
Accounts receivable | (6,830) | 5,530
Inventories | (5,880) | (32,268)
Prepaid expenses and other current assets | (1,099) | 1,295
Other assets | (83) | (40)
Accounts payable | 3,578 | 7,521
Accrued liabilities | (10,606) | 4,102
Other liabilities | 456 | 73
Deferred revenues | (9,945) | 2,727
Deferred grant | 18,000 |
Operating lease liabilities | (4,065) | (4,262)
Net cash provided by operating activities | 34,781 | 86,801
Cash flows from investing activities: |  |
Acquisition of property, plant and equipment | (40,177) | (30,116)
Acquisition of business | 0 | 3,121
Purchases of marketable securities | (66,650) | (52,344)
Purchase of promissory note receivable | 0 | (1,000)
Proceeds from maturities and sales of marketable securities | 58,363 | 45,470
Net cash used in investing activities | (48,464) | (41,111)
Cash flows from financing activities: |  |
Proceeds from issuances of common stock | 5,024 | 5,687
Purchase of common stock through stock repurchase program | 0 | (54,328)
Tax withholdings related to net share settlements of equity awards | (456) | (4,243)
Principal repayments on term loans | (519) | (4,379)
Net cash provided by (used in) financing activities | 4,049 | (57,263)
Effect of exchange rate changes on cash, cash equivalents and restricted cash | (1,958) | (3,470)
Net decrease in cash, cash equivalents and restricted cash | (11,592) | (15,043)
Cash, cash equivalents and restricted cash, beginning of period | 112,982 | 155,342
Cash, cash equivalents and restricted cash, end of period | 101,390 | 140,299
Non-cash investing and financing activities: |  |
Decrease in accounts payable and accrued liabilities related to property, plant and equipment purchases | 9,187 | 4,165
Operating lease, right-of-use assets obtained in exchange for lease obligations | 3,635 | 3,438
Supplemental disclosure of cash flow information: |  |
Cash paid for income taxes, net | 9,427 | 6,473
Cash paid for interest | 212 | 294
Operating cash outflows from operating leases | 4,514 | 4,379
Reconciliation of cash, cash equivalents and restricted cash: |  |
Cash and cash equivalents | 97,981 | 136,395
Restricted cash, current | 1,144 | 2,102
Restricted cash, non-current | 2,265 | 1,802
Total cash, cash equivalents and restricted cash | $ 101,390 | $ 140,299

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