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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 29, 2017 | Dec. 30, 2016 | Jan. 01, 2016
Cash flows from operating activities: |  |  |
Net loss | $ (2,139) | $ (12,129) | $ (6,533)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities: |  |  |
Depreciation of property, plant, and equipment | 3,133 | 2,664 | 2,196
Amortization of intangibles | 221 | 228 | 205
Deferred income taxes | (547) | (1,364) | 473
Change in net pension liability | 186 | 491 | 190
Loss on disposal of property and equipment | 623 | 222 | 0
Stock-based compensation expense | 3,161 | 8,558 | 3,304
Provision for sales returns and bad debts | 463 | 205 | 345
Inventory provision | 1,739 | 1,610 | 1,799
Changes in working capital: |  |  |
Accounts receivable | (1,857) | (771) | (4,952)
Inventories | 312 | 213 | (1,472)
Prepayments, deposits, and other current assets | (64) | (851) | 856
Accounts payable | (2,501) | 1,007 | 14
Other current liabilities | 123 | 966 | 1,413
Net cash provided by (used in) operating activities | 2,853 | 1,049 | (2,162)
Cash flows from investing activities: |  |  |
Acquisition of property and equipment | (1,046) | (3,205) | (2,045)
Sale of property and equipment | 0 | 0 | 2
Net cash used in investing activities | (1,046) | (3,205) | (2,043)
Cash flows from financing activities: |  |  |
Repayment of capital lease obligations | (1,300) | (424) | (391)
Proceeds from sale-leaseback transactions | 0 | 1,546 | 0
Repurchase of employee common stock for taxes withheld | (234) | (611) | 0
Proceeds from vested restricted stock and exercise of stock options | 3,970 | 2,438 | 2,168
Proceeds from vested restricted stock | 1 | 4 | 2
Proceeds from the exercise of warrants | 0 | 0 | 2,800
Net cash provided by financing activities | 2,437 | 2,953 | 4,579
Effect of exchange rate changes on cash, cash equivalents and restricted cash | 279 | (200) | 15
Increase in cash, cash equivalents and restricted cash | 4,523 | 597 | 389
Cash, cash equivalents and restricted cash, at beginning of year | 14,118 | 13,521 | 13,132
Cash, cash equivalents and restricted cash, at end of year | $ 18,641 | $ 14,118 | $ 13,521

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