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v3.5.0.2

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
May 31, 2016 | May 31, 2015 | May 31, 2014
Cash Flows From Operating Activities |  |  |
Net Income | $ 36,538 | $ 33,576 | $ 28,031
Adjustments to reconcile net income to net cash provided from operating activities: |  |  |
Depreciation and amortization | 12,540 | 10,649 | 9,180
Deferred income taxes | 1,906 | 496 | (542)
Share based compensation | 5,468 | 4,450 | 3,686
Excess income tax benefit from the exercise of stock options | (2,945) | (2,475) | (4,757)
Changes in operating assets and liabilities, net of business acquisitions: |  |  |
Accounts receivable | (6,002) | (7,252) | (10,602)
Inventories | (9,427) | 319 | (3,529)
Prepaid expenses and other current assets | (3,836) | 3,264 | (2,654)
Accounts payable | 704 | 412 | 1,970
Accruals and other changes | 385 | 353 | 885
Net Cash From Operating Activities | 35,331 | 43,792 | 21,668
Cash Flows Used In Investing Activities |  |  |
Purchases of property, equipment and other non-current intangible assets | (14,222) | (9,619) | (11,543)
Proceeds from the sale of marketable securities | 147,189 | 93,662 | 91,207
Purchases of marketable securities | (151,625) | (105,944) | (91,691)
Business acquisitions, net of cash acquired | (42,491) | (6,554) | (39,265)
Net Cash Used In Investing Activities | (61,149) | (28,455) | (51,292)
Cash Flows From Financing Activities |  |  |
Exercise of stock options | 12,363 | 8,558 | 14,851
Excess income tax benefit from the exercise of stock options | 2,945 | 2,475 | 4,757
Net Cash From Financing Activities | 15,308 | 11,033 | 19,608
Effect of Exchange Rate on Cash | (294) | (984) | 659
Net Increase (Decrease) In Cash and Cash Equivalents | (10,804) | 25,386 | (9,357)
Cash And Cash Equivalents At Beginning of Year | 66,061 | 40,675 | 50,032
Cash And Cash Equivalents At End of Year | 55,257 | 66,061 | 40,675
Supplementary Cash Flow Information |  |  |
Income taxes paid, net of refunds | $ 13,413 | $ 10,454 | $ 9,956

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