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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) | 12 Months Ended
--- | ---
Jan. 03, 2020 | Dec. 28, 2018 | Dec. 29, 2017
Cash flows from operating activities: |  |  |
Net income (loss) | $ 14,048,000 | $ 4,968,000 | $ (2,139,000)
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |  |
Depreciation of property, plant, and equipment | 3,665,000 | 2,430,000 | 3,133,000
Amortization of intangibles | 34,000 | 34,000 | 221,000
Deferred income taxes | (3,481,000) | 441,000 | (547,000)
Change in net pension liability | 359,000 | 231,000 | 186,000
Loss on disposal of property and equipment | 14,000 | 10,000 | 623,000
Stock-based compensation expense | 10,547,000 | 6,762,000 | 3,161,000
Provision for sales returns and bad debts | 275,000 | 905,000 | 463,000
Inventory provision | 1,580,000 | 1,473,000 | 1,739,000
Changes in working capital: |  |  |
Accounts receivable | (4,502,000) | (6,040,000) | (1,857,000)
Inventories | (950,000) | (4,194,000) | 312,000
Prepayments, deposits, and other current assets | (1,313,000) | (598,000) | (64,000)
Accounts payable | 1,084,000 | 243,000 | (2,501,000)
Other current liabilities | 4,435,000 | 6,102,000 | 123,000
Net cash provided by operating activities | 25,795,000 | 12,767,000 | 2,853,000
Cash flows from investing activities: |  |  |
Acquisition of property and equipment | (10,095,000) | (2,245,000) | (1,046,000)
Acquisition of patents and licenses | (83,000) |  |
Net cash used in investing activities | (10,178,000) | (2,245,000) | (1,046,000)
Cash flows from financing activities: |  |  |
Proceeds from public offering of stock |  | 72,150,000 |
Repayment of finance lease obligations | (1,294,000) | (1,907,000) | (1,300,000)
Repayment on line of credit | (2,018,000) | (747,000) |
Repurchase of employee common stock for taxes withheld |  | (54,000) | (234,000)
Proceeds from the exercise of stock options | 3,459,000 | 5,195,000 | 3,970,000
Proceeds from vested restricted stock | 2,000 | 2,000 | 1,000
Net cash provided by financing activities | 149,000 | 74,639,000 | 2,437,000
Effect of exchange rate changes on cash, cash equivalents and restricted cash | 203,000 | 197,000 | 279,000
Increase in cash, cash equivalents and restricted cash | 15,969,000 | 85,358,000 | 4,523,000
Cash, cash equivalents and restricted cash, at beginning of year | 103,999,000 | 18,641,000 | 14,118,000
Cash, cash equivalents and restricted cash, at end of year | $ 119,968,000 | $ 103,999,000 | $ 18,641,000

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- Definition Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3291-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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