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v3.8.0.1

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Oct. 01, 2017 | Oct. 02, 2016
Cash flows from operating activities: |  |
Net income | $ 204,075 | $ 111,319
Adjustments to reconcile net income to net cash provided by operating activities: |  |
(Gain) loss on sale of discontinued business | 0 | 255
Stock-based compensation expense | 23,355 | 15,883
Depreciation of property, plant, and equipment | 9,811 | 8,551
Amortization of intangible assets | 2,539 | 2,581
Amortization of discounts or premiums on investments | 188 | 288
Realized (gain) loss on sale of investments | (370) | (733)
Revaluation of contingent consideration | 88 | (463)
Change in deferred income taxes | (1,830) | (1,415)
Accounts receivable | (58,379) | (37,802)
Unbilled revenue | (46,010) | (9,986)
Inventories | (18,550) | 10,780
Prepaid expenses and other current assets | (14,968) | (4,524)
Accounts payable | 19,132 | 2,089
Accrued expenses | 8,819 | 7,560
Accrued income taxes | 3,233 | (531)
Deferred revenue and customer deposits | 7,060 | 4,071
Other | 1,861 | (1,265)
Net cash provided by operating activities | 140,054 | 106,658
Cash flows from investing activities: |  |
Purchases of investments | (415,508) | (598,955)
Maturities and sales of investments | 428,076 | 529,207
Purchases of property, plant, and equipment | (20,044) | (10,491)
Cash paid for acquisition of businesses, net of cash acquired | (24,118) | (2,483)
Net cash provided by (used in) investing activities | (291) | (113)
Net cash provided by (used in) investing activities | (31,885) | (82,835)
Cash flows from financing activities: |  |
Issuance of common stock under stock plans | 44,750 | 23,091
Repurchase of common stock | (99,347) | (18,941)
Payment of dividends | (21,236) | (18,761)
Payment of contingent consideration | (1,926) | (337)
Net cash provided by (used in) financing activities | (77,759) | (14,948)
Effect of foreign exchange rate changes on cash and cash equivalents | 1,298 | 295
Net change in cash and cash equivalents | 31,708 | 9,170
Cash and cash equivalents at beginning of period | 79,641 | 51,975
Cash and cash equivalents at end of period | $ 111,349 | $ 61,145

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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3213-108585 + Details
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- Definition The total cash inflow associated with the amount received from holders to acquire the entity's shares under incentive and share awards, including stock option exercises. 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 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3255-108585 Reference 2: 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 cash inflow associated with the sale, maturity and collection of all investments such as debt, security and so forth during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585 + Details
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- Definition The noncash expense that accounts for the value of stock or unit options distributed to employees as compensation. + 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 (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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