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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jul. 02, 2021 | Jun. 26, 2020
Cash flows from operating activities: |  |
Net loss | $ (8,133) | $ (37,355)
Adjustments to reconcile net loss to net cash provided by operating activities: |  |
Depreciation | 6,164 | 5,535
Amortization of intangibles | 507 | 2,462
Stock-based compensation | 12,429 | 9,807
Amortization of convertible debt discount | 3,093 | 3,785
Amortization of warrant | 863 | 868
Foreign currency remeasurement | (1,897) | (89)
Loss on convertible debt extinguishment | 0 | 834
Deferred income taxes | 981 | 1,116
Provision for expected credit losses and returns | 2,230 | 662
Provision for excess and obsolete inventories | 1,004 | 723
Other adjustments | 111 | 207
Changes in operating assets and liabilities: |  |
Accounts receivable | (36,709) | 13,024
Inventories | (8,825) | (4,032)
Other assets | 882 | 19,182
Accounts payable | 14,544 | (14,963)
Deferred revenues | 15,553 | 11,241
Other liabilities | 15,642 | (12,117)
Net cash provided by operating activities | 18,439 | 890
Cash flows from investing activities: |  |
Purchases of property and equipment | (7,685) | (20,753)
Net cash used in investing activities | (7,685) | (20,753)
Cash flows from financing activities: |  |
Payment of convertible debt | 0 | (25)
Payment of convertible debt issuance costs | 0 | (35)
Proceeds from other debts | 3,772 | 9,398
Repayment of other debts | (5,401) | (6,342)
Proceeds from common stock issued to employees | 9,068 | 3,000
Payment of tax withholding obligations related to net share settlements of restricted stock units | (1,194) | (1,049)
Net cash provided by financing activities | 6,245 | 4,947
Effect of exchange rate changes on cash and cash equivalents | (467) | (398)
Net increase (decrease) in cash and cash equivalents | 16,532 | (15,314)
Cash and cash equivalents at beginning of period | 98,645 | 93,058
Cash and cash equivalents at end of period | 115,177 | 77,744
Supplemental disclosures of cash flow information: |  |
Income taxes, net of refunds | 975 | 809
Interest payments | 2,060 | 2,037
Supplemental schedule of non-cash investing and financing activities: |  |
Capital expenditures incurred but not yet paid | 1,140 | 5,000
Fair value of 2022 Notes used to settle 2020 Notes | $ 0 | $ 44,357

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