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v3.20.1

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Cash flows from operating activities: |  |
Net income (loss) | $ (9,969) | $ 770
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |
Depreciation and amortization | 4,365 | 4,496
Asset impairments | 65 |
Amortization of net premium on available-for-sale investments | 61 | 6
Net (gain) loss on long-term investments | 10,877 | (5,926)
Net (gain) loss on disposal of property, plant and equipment | 52 | (6)
Stock-based compensation expense | 1,791 | 1,859
Deferred income taxes | (63) | 235
Changes in operating assets and liabilities: |  |
Accounts receivable, net | 3,052 | 170
Other receivables | (6,707) | 2,001
Inventory, net | (1,598) | 5,974
Prepaid expenses and other assets | 2,206 | 2,809
Accounts payable, net | 2,712 | 166
Accrued expenses and other liabilities | (6,680) | (2,355)
Income taxes payable | (188) | (487)
Net cash provided by (used in) operating activities | (24) | 9,712
Cash flows from investing activities: |  |
Purchases of property, plant and equipment | (1,406) | (1,872)
Proceeds from sales and maturities of available-for-sale investments | 46,440 | 17,039
Purchases of available-for-sale investments | (16,879) | (15,318)
Acquisition of note receivable | (523) |
Net cash provided by (used in) investing activities | 27,632 | (151)
Cash flows from financing activities: |  |
Purchases of treasury stock |  | (184)
Dividend payments | (4,328) | (4,301)
Repayment of bonds payable | (24,600) |
Net cash used in financing activities | (28,928) | (4,485)
Net increase (decrease) in cash and cash equivalents | (1,320) | 5,076
Effect of exchange rate changes | (1,168) | (1,461)
Cash and cash equivalents, beginning of period | 73,773 | 105,504
Cash and cash equivalents, end of period | 71,285 | 109,119
Supplemental disclosure of non-cash investing activities: |  |
Purchases of property, plant and equipment included in accounts payable | $ 302 | $ 273

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