Stock-Based Compensation Plans (Schedule Of Company's Stock Option Plans) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Number of Shares, Options outstanding Beginning Balance	3,464
Number of Shares, Granted	707
Number of Shares, Exercised	(1,219)
Number of Shares, Canceled	(171)
Number of Shares, Options outstanding Ending Balance	2,781
Number of Shares, Options exercisable Ending Balance	873
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]
Weighted Average Exercise Price, Options outstanding Beginning Balance	$ 39.11
Weighted Average Exercise Price, Granted	$ 49.35
Weighted Average Exercise Price, Exercised	$ 33.83
Weighted Average Exercise Price, Canceled	$ 45.60
Weighted Average Exercise Price, Options outstanding Ending Balance	$ 43.61
Weighted Average Exercise Price, Options exercisable Ending Balance	$ 37.05
Weighted Average Remaining Life (Years), Options outstanding	3 years 8 months 1 day
Weighted Average Remaining Life (Years), Options exercisable	2 years 9 months 7 days

The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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Weighted average price of options that were either forfeited or expired.

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The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Number of share options (or share units) exercised during the current period.

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