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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2021 | Mar. 31, 2020
Cash Flows from Operating Activities |  |
Net income available to common stockholders | $ 12,762 | $ 12,059
Income from discontinued operations | 2,266 | 2,157
Income from continuing operations | 10,496 | 9,902
Adjustments to reconcile net income to net cash provided by (used in) operating activities: |  |
Depreciation and amortization | 7,974 | 4,780
Stock compensation expense | 2,368 | 1,665
Exit activity costs, non-cash | 1,193 | 0
Benefit of deferred income taxes | 0 | (178)
Other, net | (162) | 386
Changes in operating assets and liabilities, excluding the effects of acquisitions: |  |
Accounts receivable | (2,522) | (7,180)
Inventories | (15,262) | (7,242)
Other current assets and other assets | (435) | 6,218
Accounts payable | 1,470 | (18,909)
Accrued expenses and other non-current liabilities | (6,334) | (33,268)
Net cash used in operating activities of continuing operations | (1,214) | (43,826)
Net cash (used in) provided by operating activities of discontinued operations | (2,011) | 814
Net cash used in operating activities | (3,225) | (43,012)
Cash Flows from Investing Activities |  |
Purchases of property, plant, and equipment | (4,389) | (2,144)
Acquisitions, net of cash acquired | (2) | (54,539)
Net proceeds from sale of business | 26,991 | 0
Net proceeds from sale of property and equipment | 0 | 52
Net cash provided by (used in) investing activities of continuing operations | 22,600 | (56,631)
Net cash used in investing activities of discontinued operations | (176) | (678)
Net cash provided by (used in) investing activities | 22,424 | (57,309)
Cash Flows from Financing Activities |  |
Proceeds from long-term debt | 20,000 | 0
Long-term debt payments | (46,636) | 0
Purchase of treasury stock at market prices | (4,662) | (4,184)
Net proceeds from issuance of common stock | 910 | 24
Net cash used in financing activities | (30,388) | (4,160)
Effect of exchange rate changes on cash | (134) | (916)
Net decrease in cash and cash equivalents | (11,323) | (105,397)
Cash and cash equivalents at beginning of year | 32,054 | 191,363
Cash and cash equivalents at end of period | $ 20,731 | $ 85,966

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