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Summary of significant accounting policies (Tables)
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Oct. 27, 2012
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| Estimated Grant Date Fair Value of Stock Options Weighted-Average Assumptions |
The Company estimated the grant date fair value of stock options using a Black-Scholes valuation model using the following assumptions for the periods indicated:
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- Definition
Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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