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v3.7.0.1

Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2017 | Mar. 31, 2016
Cash Flows from Operating Activities: |  |
Net income | $ 69,058 | $ 46,025
Adjustments to reconcile net income to net cash provided (used) by operating activities: |  |
Depreciation and amortization | 20,307 | 18,546
Impairment charge |  | 1,110
Benefit of deferred income taxes | 1,941 | 2,520
Share-based compensation expense | 5,655 | 4,922
Other | 860 | 586
Tax benefit from share-based compensation arrangements (Note 2) |  | (2,063)
Changes in assets and liabilities: |  |
Accounts receivable | (19,429) | (21,504)
Inventories | (5,369) | 1,764
Other assets and liabilities | (38,531) | (23,752)
Accounts payable | (3,687) | (1,801)
Deferred revenue | 469 | 637
Net cash provided by operating activities | 31,274 | 26,990
Cash Flows from Investing Activities: |  |
Purchases of property and equipment | (23,647) | (21,906)
Purchase of marketable securities | (90,492) | (72,079)
Proceeds from the sale and maturities of marketable securities | 87,476 | 70,186
Acquisitions of a business, net of cash acquired | (2,349) |
Net cash used by investing activities | (29,012) | (23,799)
Cash Flows from Financing Activities: |  |
Borrowings on revolving credit facilities, net | 60,000 | 49,000
Debt issue costs |  | (57)
Repurchases of common stock | (63,910) | (53,480)
Proceeds from exercises of stock options and employee stock purchase plans | 12,526 | 5,760
Payment of acquisition-related contingent consideration |  | (2,084)
Shares withheld for statutory tax withholding on restricted stock (Note 2) | (7,303) | (3,764)
Tax benefit from share-based compensation arrangements (Note 2) |  | 2,063
Net cash provided (used) by financing activities | 1,313 | (2,562)
Net effect of changes in exchange rates on cash | 1,932 | 3,330
Net increase in cash and cash equivalents | 5,507 | 3,959
Cash and cash equivalents at beginning of period | 154,901 | 128,994
Cash and cash equivalents at end of period | $ 160,408 | $ 132,953

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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=65897068&loc=SL4591552-111686 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=68079674&loc=SL4569616-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=64809438&loc=SL4573702-111684 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=65897068&loc=SL4591551-111686 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=64809438&loc=SL4573702-111684 + 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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