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v3.7.0.1

Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2017 | Mar. 31, 2016
Cash flows from operating activities: |  |
Net Income | $ 6,651 | $ 5,014
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 4,323 | 3,347
Amortization of net premium on available-for-sale investments | 124 | 220
Net realized gain on long-term investments | (470) | (1,728)
Net (gain) loss on disposal of property, plant and equipment | (16) | 3
Stock-based compensation expense | 1,883 | 1,558
Deferred income taxes | (1,947) | 435
Changes in operating assets and liabilities: |  |
Accounts receivable, net | 7,247 | 4,752
Other receivables | 1,884 | 10,200
Inventory | (7,399) | 163
Prepaid expenses and other assets | (2,413) | (3,083)
Accounts payable | (1,713) | (6,520)
Accrued expenses and other liabilities | (3,166) | 902
Income tax payable/receivable, net | 4,049 | 413
Net cash provided by operating activities | 9,037 | 15,676
Cash flows from investing activities: |  |
Purchases of property, plant and equipment | (3,872) | (3,166)
Proceeds from disposals of property, plant and equipment | 16 |
Proceeds from sales and maturities of available-for-sale investments | 24,471 | 60,586
Purchases of available-for-sale investments | (29,517) | (52,053)
Net cash provided by (used in) investing activities | (8,902) | 5,367
Cash flows from financing activities: |  |
Proceeds from stock option exercises | 1,377 | 247
Purchases of treasury stock | (5,559) | (11,003)
Dividend payments | (4,369) | (4,453)
Net cash used in financing activities | (8,551) | (15,209)
Net increase (decrease) in cash and cash equivalents | (8,416) | 5,834
Effect of exchange rate changes | 1,079 | 1,225
Cash and cash equivalents, beginning of period | 79,895 | 84,550
Cash and cash equivalents, end of period | 72,558 | 91,609
Supplemental disclosure of non-cash investing activities: |  |
Purchases of property, plant and equipment included in accounts payable | $ 509 | $ 485

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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3255-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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