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v3.21.1

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Cash flows from operating activities: |  |
Net income (loss) | $ 896 | $ (9,969)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |
Depreciation and amortization | 4,122 | 4,365
(Gain) loss on investments | (1,161) | 10,877
Stock-based compensation expense | 1,807 | 1,791
Other | 84 | 115
Changes in operating assets and liabilities: |  |
Accounts receivable, net | (4,762) | 3,052
Other receivables | (1,220) | (6,707)
Inventory, net | 1,893 | (1,598)
Prepaid expenses and other assets | (417) | 2,206
Accounts payable, net | 5,629 | 2,712
Accrued expenses and other liabilities | 3,317 | (6,680)
Income taxes payable | 497 | (188)
Net cash provided by (used in) operating activities | 10,685 | (24)
Cash flows from investing activities: |  |
Purchases of property, plant and equipment | (741) | (1,406)
Proceeds from sales and maturities of available-for-sale investments | 10,087 | 46,440
Purchases of available-for-sale investments | (11,350) | (16,879)
Acquisition of note receivable |  | (523)
Net cash provided by (used in) investing activities | (2,004) | 27,632
Cash flows from financing activities: |  |
Dividend payments | (4,361) | (4,328)
Proceeds from stock option exercises | 1,244 |
Tax withholdings related to stock-based compensation settlements | (113) |
Repayment of bonds payable |  | (24,600)
Net cash used in financing activities | (3,230) | (28,928)
Net increase (decrease) in cash, cash equivalents and restricted cash | 5,451 | (1,320)
Effect of exchange rate changes | (1,734) | (1,168)
Cash, cash equivalents and restricted cash, beginning of period | 60,179 | 73,773
Cash, cash equivalents and restricted cash, end of period | 63,896 | 71,285
Supplemental Cash Flow Information: |  |
Right-of-use assets obtained in exchange for lease obligations | 248 | 85
Non-cash Investing Activities: |  |
Purchases of property, plant and equipment included in accounts payable | $ 199 | $ 302

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