v2.4.0.8
Capital stock
 9 Months Ended
Sep. 28, 2013
Stockholders Equity Note Abstract  
Stockholders Equity Note Disclosure Text Block

9. Stock-Based Compensation

For the three quarters ended September 28, 2013, the Company granted 1,054,000 options to employees that vest ratably on each of the first through fifth anniversary of the grant date and expire on the tenth anniversary of the grant date. These options had a weighted-average grant-date fair value of $ 4.44 per option. The following table summarizes the weighted-average assumptions used in the Black-Scholes option pricing model to determine the fair value of the options granted:

Exercise price $ 7.45
Dividend yield  0%
Expected volatility  63.1%
Risk-free interest rate  1.3%
Expected life of options (in years)  6.5