XML 23 R25.htm IDEA: XBRL DOCUMENT  v2.3.0.11
Stockholder's Equity (Tables)
6 Months Ended
Jul. 01, 2011
Stockholders' Equity [Abstract]  
Fair value of stock options granted
             
Expected Stock   Risk-Free Interest   Expected Dividend   Average Expected
Price Volatility   Rate   Yield   Life
38%
  2.2% to 2.5%   0%   6.13 years