Equity-Based Compensation (Schedule Of Stock Option Activity) (Details) (USD $) In Millions, except Share data, unless otherwise specified	6 Months Ended
Jul. 01, 2011
Equity-Based Compensation
Options Outstanding - beginning of year	26,851,964
Options Granted	2,073,278
Options exercised	(263,821)
Options Forfeited/Expired	(2,703,169)
Options Outstanding - end of period	25,958,252
Options Exercisable - end of period	21,841,803
Options Expected to Vest	25,635,340
Weighted Average Exercise Price, Outstanding - beginning of year	$ 11.18
Weighted Average Exercise Price, Granted	$ 5.37
Weighted Average Exercise Price, Exercised	$ 1.80
Weighted Average Exercise Price, Forfeited/Expired	$ 29.32
Weighted Average Exercise Price, Outstanding - end of period	$ 8.92
Weighted Average Exercise Price, Exercisable - end of period	$ 9.46
Weighted Average Exercise Price, Options Expected to Vest	$ 8.96
Weighted Average Remaining Contractual Term on Outstanding Options at Period End, in years	4.0
Weighted Average Remaining Contractual Term on Exercisable Options at Period End, in years	3.0
Weighted Average Remaining Contractual Term on Options Expected to Vest at Period End, in years	3.9
Aggregate Intrinsic Value of Outstanding Options at End of Period	$ 1.5
Aggregate Intrinsic Value of Exercisable - End of Period	1.1
Aggregate Intrinsic Value of Options Expected to Vest in Period End	$ 1.5

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The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices of vested portions of options outstanding and currently exercisable under the option plan as of the balance sheet date.

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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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The weighted average period between the balance sheet date and expiration for all vested portions of options outstanding and currently exercisable (or convertible) under the plan, which may be expressed in a decimal value for number of years.

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The weighted average price at which option holders acquired shares when converting their stock options into shares under the plan during the reporting period.

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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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The combined weighted average exercise price associated with stock options during the period that have either lapsed or been forfeited.

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Net number of share options (or share units) granted during the period.

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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 stock options awarded under the plan during the reporting period.

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The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices pertaining to options outstanding under the plan as of the balance sheet date.

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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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The weighted average price as of the beginning of the year at which grantees can acquire the shares reserved for issuance under the stock option plan.

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The weighted average period between the balance sheet date and expiration for all awards outstanding under the plan, which may be expressed in a decimal value for number of years.

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As of the balance sheet date, the total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices of fully vested and expected to vest options outstanding.

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As of the balance sheet date, the number of shares into which fully vested and expected to vest stock options outstanding can be converted under the option plan.

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As of the balance sheet date, the weighted-average exercise price for outstanding stock options that are fully vested or expected to vest.

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The weighted-average period between the balance sheet date and expiration date for fully vested and expected to vest options outstanding, which may be expressed in a decimal value for number of years.

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

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