Quarterly report pursuant to Section 13 or 15(d)

Equity-Based Compensation (Schedule Of Fair Value Assumptions) (Details)

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Equity-Based Compensation (Schedule Of Fair Value Assumptions) (Details) (USD $)
 3 Months Ended
Mar. 29, 2014
Mar. 30, 2013
Equity-Based Compensation [Abstract]    
Expected volatility 39.90% [1] 43.70% [1]
Risk-free interest rate 1.20% [2] 0.60% [2]
Expected life 3 years 6 months 15 days [3] 3 years 11 months 19 days [3]
Expected dividend yield 0.00% [4] 0.00% [4]
Weighted-average grant price $ 57.62 [5] $ 38.69 [5]
[1] The Company utilizes historical volatility of the trading price of its common stock.
[2] Risk-free interest rate is based on the U.S. Treasury yield curve with respect to the expected life of the award.
[3] Depending upon the terms of the award, expected life may be a weighted-average that includes historical settlement data of the Company's equity awards and a hypothetical holding period for outstanding awards, or it may be calculated under the simplified method.
[4] The Company historically has not paid dividends.
[5] Exercise price is the closing price of the Company's common stock on the date of grant.Equity Based Compensation - Table 3 FootnotesAggregate intrinsic value is defined as the difference between the current market value at the reporting date (the closing price of the Company's common stock on the last trading day of the period) and the exercise price of awards that were in-the- money.  The closing price of the Company's common stock at December 28, 2013, and March 29, 2014, was $77.72 and $74.02, respectively.