Non-Operating Income (Expense) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Feb. 28, 2014	Mar. 01, 2013
Interest and other income (expense), net:
Interest income	$ 5,134	$ 5,681
Foreign exchange gains (losses)	(2,803)	(6,174)
Realized gains on fixed income investment	670	1,598
Realized losses on fixed income investment	(33)	(14)
Other	177	155
Interest and other income (expense), net	3,145	1,246
Interest expense	(16,590)	(16,834)
Investment gains (losses), net:
Realized investment gains	550	418
Unrealized investment gains	95	444
Realized investment losses	(1,054)	(14)
Investment gains (losses), net	$ (409)	$ 848

Realized investment gains.

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Realized investment losses.

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No definition available.

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Unrealized investment gains.

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No definition available.

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- Definition

This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 9

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This item represents the gross loss realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

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Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 830

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This item represents the net total realized and unrealized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholders' equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any gains (losses) realized during the period from the sale of investments accounted for under the cost method of accounting and losses recognized for other than temporary impairments (OTTI) of the subject investments.

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Amount of the cost of borrowed funds accounted for as interest expense.

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-Name Accounting Standards Codification

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Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.

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The aggregate amount of other income amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) profits on securities (net of losses), and (d) miscellaneous other income items.

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The net amount of other income and expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) net gains or losses on securities, (d) unusual costs, (e) gains or losses on foreign exchange transactions, and (f) miscellaneous other income and expense items.

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