XML 42 R23.htm IDEA: XBRL DOCUMENT v2.4.0.6
Equity-based Compensation (Tables)
3 Months Ended
Mar. 29, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Equity-based compensation valuation assumptions
The stock options granted, the weighted-average fair value of an option, and the weighted-average assumptions used to calculate the fair value of a stock option for the respective quarters are as follows:
 
 
For the Quarter ended
 
March 29, 2013
 
March 30, 2012
Stock options granted
107,000

 
106,000

Weighted-average fair value
$
8.38

 
$
7.54

Expected volatility
56.1
%
 
66.4
%
Risk-free interest rate
0.6
%
 
0.6
%
Expected term (years)
4.0

 
4.0

Expected dividend yield
1.0
%
 
0.0
%