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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified | 3 Months Ended
--- | ---
Aug. 31, 2012 | Aug. 31, 2011
Cash Flows From Operating Activities: |  |  |
Net income | $ 30,619 | [1] | $ 83,340
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation | 13,330 | [1] | 13,009
Amortization | 6,735 | [1] | 5,110
Impairment on investment in Kemrock | 40,273 | [1] |
Estimated Loss Contingency | 11,418 | [1] |
Deferred income taxes | (2,296) | [1] | (1,374)
Stock-based compensation expense | 3,873 | [1] | 3,125
Other | (442) | [1] | (83)
Changes in assets and liabilities, net of effect from purchases and sales of businesses: |  |  |
Decrease (increase) in receivables | 7,162 | [1] | (4,211)
(Increase) in inventory | (24,650) | [1] | (27,113)
Decrease (increase) in prepaid expenses and other current and long-term assets | 554 | [1] | (6,370)
(Decrease) in accounts payable | (54,226) | [1] | (27,069)
(Decrease) in accrued compensation and benefits | (56,362) | [1] | (45,873)
(Decrease) in accrued loss reserves | (118) | [1] | (2,622)
Increase in other accrued liabilities | 53,198 | [1] | 14,818
Other | (11,334) | [1] | 2,789
Cash From Operating Activities | 17,734 | [1] | 7,476
Cash Flows From Investing Activities: |  |  |
Capital expenditures | (12,702) | [1] | (4,913)
Acquisition of businesses, net of cash acquired | (141,203) | [1] | (35,914)
Purchase of marketable securities | (55,744) | [1] | (11,315)
Proceeds from sales of marketable securities | 49,320 | [1] | 13,821
Other | 17,255 | [1] | 915
Cash (Used For) Investing Activities | (143,074) | [1] | (37,406)
Cash Flows From Financing Activities: |  |  |
Additions to long-term and short-term debt | 147,547 | [1] | 7,391
Reductions of long-term and short-term debt | (63,193) | [1] | (10,824)
Cash dividends | (28,281) | [1] | (27,424)
Repurchase of stock | (260) | [1] | (204)
Exercise of stock options | 803 | [1] | 1,205
Cash From (Used For) Financing Activities | 56,616 | [1] | (29,856)
Effect of Exchange Rate Changes on Cash and Cash Equivalents | 10,138 | [1] | (1,870)
Net Change in Cash and Cash Equivalents | (58,586) | [1] | (61,656)
Cash and Cash Equivalents at Beginning of Period | 315,968 | [1] | 435,011
Cash and Cash Equivalents at End of Period | $ 257,382 | [1] | $ 373,355
[1] | Restated

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- Definition The cash inflow associated with the aggregate amount received by the entity through sale or maturity of marketable securities (held-to-maturity or available-for-sale) 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 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26853-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + 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 -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: 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 3: 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=31042434&loc=d3e3255-108585 + Details
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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=31814832&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=7656940&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 (a),(c) -URI http://asc.fasb.org/extlink&oid=18733093&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=31814832&loc=SL4591551-111686 + Details
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