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Share-Based Compensation (Tables) | 9 Months Ended
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Sep. 28, 2013
Share-based Compensation [Abstract] |
Weighted average assumptions used to estimate fair value | The Company estimated the fair value of the grant on the date of grant using the Black-Scholes-Merton pricing model, utilizing the following weighted average assumptions for 2012:
| 2012
Risk-free interest rate | 1.1 | %
Dividend yield | 0.2 | %
Volatility factor (A) | 58.3 | %
Weighted average expected life | 5.2 - 6.7 years |
(A) The Company uses a combination of implied and historical volatility in calculating the fair value of each grant.
Fair value assumptions for performance awards | The fair values of the senior executives' performance awards with a TSR modifier at the grant date in 2013 and 2012 were $35.93 and $26.81, respectively, which were estimated using the Monte Carlo valuation model, and incorporated the following assumptions:
| 2013 |  | 2012
Risk-free interest rate | 0.4 | % |  | 0.4 | %
Dividend yield | 0.1 | % |  | 0.2 | %
Volatility factor | 53.0 | % |  | 67.9 | %
Expected life of award | 2.9 years |  |  | 2.9 years |

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- Definition Schedule of Share-based Payment Award, Equity Instruments Other than Options, Valuation Assumptions [Table Text Block] + References No definition available. + Details
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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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Details
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