v2.4.0.6

Stock-Based Compensation (Summary Of RSU Activity) (Details) (Restricted Stock Units (RSUs) [Member], USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Dec. 30, 2012
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Balance, Nonvested, Number	78	3
RSUs, Nonvested, Weighted Average Grant Date Fair Value	$ 31.32	$ 29.67
Weighted Average Remaining Contractual Terms, Nonvested	2 years 2 months 23 days
Aggregate Intrinsic Value, Nonvested	$ 2,717
Grants in Period, RSUs	77
Grants in Period, Weighted Average Grant Date Fair Value, RSUs	$ 31.31
Vested in Period, RSUs	(2)
Weighted Average Grant Date Fair Value, Vested in Period	$ 31.94
Canceled, RSUs	0
Weighted Average Grant Date Fair Value, Canceled	$ 0.00
Vested And Expected To Vest, RSUs	63
Weighted Average Grant Date Fair Value, Vested And Expected To Vest	$ 31.32
Weighted Average Remaining Contractual Term, Vested And Expected To Vest	2 years 0 months 7 days
Aggregate Intrinsic Value, Vested And Expected To Vest	$ 2,174

X

- Definition

The intrinsic value of nonvested awards on equity-based plans excluding option plans.

+ References

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Share based compensation arrangement by share based payment award equity instruments other than options vested and expected to vest intrinsic value.

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Share Based Payment Award Equity Instruments Other Than Options Vested And Expected To Vest Outstanding Number.

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Share based compensation arrangement by share based payment award equity instruments other than options vested and expected to vest weighted average remaining contractual term.

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

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- Definition

Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

+ References

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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

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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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

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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- Definition

The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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- Definition

Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

+ References

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- Definition

The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

+ References

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