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Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified | 6 Months Ended
--- | ---
May 31, 2014 | May 31, 2013
Cash flows from operating activities: |  |
Net income | $ 23,899 | $ 35,028
Adjustments to reconcile net income to net cash provided by (used in) operating activities: |  |
Depreciation and amortization of property and equipment | 4,887 | 5,567
Amortization of acquired intangibles and other | 2,160 | 1,910
Stock-based compensation | 11,254 | 10,787
Loss on disposal of property | 33 | 0
Gain on dispositions | 0 | (35,106)
Asset impairment | 0 | 111
Deferred income taxes | 466 | (750)
Tax deficiency from stock plans | (172) | (806)
Excess tax benefit from stock plans | (160) | (721)
Allowances for accounts receivable | 208 | (35)
Changes in operating assets and liabilities: |  |
Accounts receivable | 8,914 | 21,410
Other assets | 6,815 | (4,930)
Accounts payable and accrued liabilities | (19,061) | (23,298)
Income taxes payable and uncertain tax positions | 410 | (22,534)
Deferred revenue | 2,887 | 1,949
Net cash flows from (used in) operating activities | 42,540 | (11,418)
Cash flows from investing activities: |  |
Purchases of investments | (1,900) | 0
Sales and maturities of investments | 9,435 | 15,210
Redemptions and sales of auction rate securities | 0 | 25
Purchases of property and equipment | (6,099) | (2,386)
Capitalized software development costs | (1,938) | 0
Payments for acquisitions, net of cash acquired | 12,493 | 9,450
Proceeds from divestitures, net | 3,300 | 73,381
Increase in other noncurrent assets | 104 | 172
Net cash flows (used in) from investing activities | (9,591) | 76,952
Cash flows from financing activities: |  |
Proceeds from stock-based compensation plans | 6,904 | 32,443
Purchases of common stock related to withholding taxes from the issuance of restricted stock units | (3,141) | (1,915)
Repurchases of common stock | (34,999) | (176,537)
Excess tax benefit from stock plans | 160 | 721
Payment of contingent consideration | 210 | 0
Net cash flows used in financing activities | (31,286) | (145,288)
Effect of exchange rate changes on cash | 1,490 | (3,651)
Net increase (decrease) in cash and cash equivalents | 3,153 | (83,405)
Cash and cash equivalents, beginning of period | 198,818 | 301,792
Cash and cash equivalents, end of period | 201,971 | 218,387
Supplemental disclosure: |  |
Cash paid for income taxes, net of refunds of $153 in 2014 and $1,812 in 2013 | 3,831 | 52,266
Non-cash financing activities: |  |
Total fair value of restricted stock awards, restricted stock units and deferred stock units on date vested | $ 10,494 | $ 7,592

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- Definition The cash outflow associated with the purchase of all investments (debt, security, other) 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 13 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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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=31042434&loc=d3e3213-108585 + Details
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- Definition The cash outflow associated with the development or modification of software programs or applications for internal use (that is, not to be sold, leased or otherwise marketed to others) that qualify for capitalization. + 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=31042434&loc=d3e3213-108585 + Details
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- Definition The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, 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 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 + 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 -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 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 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 -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=31042434&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 Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable. + 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=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.5) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 5 -Article 5 + 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=31042434&loc=d3e3602-108585 + Details
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- Definition Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash. + 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 (d)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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