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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2021 | Sep. 30, 2020
Operating Activities |  |
Net income | $ 130,008 | $ 74,865
Adjustments to reconcile net income to cash provided by operating activities |  |
Depreciation and amortization | 7,275 | 5,259
Share-based compensation | 6,613 | 4,243
Loss on sale of disposal of property, plant and equipment |  | 28
Amortization of premium on investment securities | 70 | 263
Deferred income taxes |  | (735)
Change in operating assets and liabilities: |  |
Inventories | (76,222) | 7,035
Income taxes, prepaid |  | 5,169
Prepaid expenses and other current assets | (5,094) | 1,728
Other assets | (3,393) | (2,566)
Accounts payable and accrued expenses | 42,747 | 30,078
Net cash flow provided by operating activities | 102,004 | 125,367
Investing Activities |  |
Sale and maturities of investment securities | 5,145 | 2,000
Purchase of property and equipment | (22,585) | (3,852)
Net cash flow (used in) provided by investing activities | (17,440) | (1,852)
Financing Activities |  |
Options exercised by executives and directors | 811 | 1,424
Net shares repurchased for employee taxes | (1,867) | (532)
Cash dividends paid to stockholders | (46,845) | (39,892)
Stock repurchases | (46,000) | (5,000)
Net cash flow used in financing activities | (93,901) | (44,000)
Foreign currency impact | 130 | (3)
Increase in cash and cash equivalents | (9,207) | 79,512
Cash and cash equivalents - beginning of the period | 163,723 | 76,974
Cash and cash equivalents - end of the period | 154,516 | 156,486
Supplemental disclosure of cash flow information: |  |
Income taxes paid (received) | 41,302 | 14,135
Dividends declared included in accounts payable | $ 17,351 | $ 13,715

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- Definition The cash inflow from sales of all investments, including securities and other assets, having ready marketability and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585 + Details
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- Definition Amount of cash inflow from exercise of option under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120381028&loc=SL79508275-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585 + 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=121586364&loc=d3e3602-108585 + Details
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- References No definition available. + Details
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