Share-Based Compensation (Details) (USD $) In Millions, except Share data, unless otherwise specified	0 Months Ended	3 Months Ended
Apr. 02, 2013	Mar. 31, 2013
Stock Options
Stock options outstanding
Balance at the beginning of the period (in shares)		6,371
Exercised (in shares)		6,371
Stock options, weighted average exercise price
Balance at the beginning of the period (in dollars per share)		$ 21.09
Exercised (in dollars per share)		$ 21.09
Nonvested stock awards \| 1998 Stock Incentive Plan ("SI Plan")
Stock options, weighted average exercise price
Number of nonvested stocks granted (in shares)	1,078,674	33,715
Grant date fair value (in dollars per share)	$ 43.19	$ 36.86
Fair value of shares granted (in dollars)	$ 46.6	$ 1.2
Vesting period of the value of shares amortized to expense	4 years	4 years

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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- Definition

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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- Definition

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

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- Definition

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

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- Definition

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

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- Definition

Represents the fair value of equity-based payment equity instruments, excluding stock or unit options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

+ References

No definition available.

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