Annual report pursuant to Section 13 and 15(d)

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

v2.4.0.6
Equity-Based Compensation (Schedule Of Fair Value Assumptions) (Details) (USD $)
 12 Months Ended
Dec. 29, 2012
Dec. 31, 2011
Jan. 01, 2011
Equity-Based Compensation [Abstract]      
Expected volatility 50.70% [1] 56.00% [1] 54.90% [1]
Risk-free interest rate 0.60% [2] 1.10% [2] 1.70% [2]
Expected life 3 years 10 months 24 days 3 years 10 months 24 days 4 years 2 months 12 days
Expected dividend yield 0.00% [3] 0.00% [3] 0.00% [3]
Weighted-average grant price $ 39.41 [4] $ 28.89 [4] $ 38.28 [4]
[1] Through June, 2012 expected volatility was a weighted-average of historical volatility and implied volatility. In July 2012, the Company eliminated the implied volatility aspect of this calculation and began utilizing historical volatility alone due to the lack of sufficient compliant option trading volume.
[2] Risk-free interest rate is based on the U.S. Treasury yield curve with respect to the expected life of the award.
[3] The Company historically has not paid dividends.
[4] Grant price is the closing price of the Company's common stock on the date of grant.