Stock-Based Compensation (Tables) |
6 Months Ended | ||||||||||||||||||||||||||||||||||||
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Jun. 30, 2015 | |||||||||||||||||||||||||||||||||||||
| Disclosure of Compensation Related Costs, Share-based Payments [Abstract] | |||||||||||||||||||||||||||||||||||||
| Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
The following table provides the weighted average assumptions used in determining the fair value of the non-market based SARs awards granted during the six-month periods ended June 30, 2015 and June 30, 2014:
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- References No definition available.
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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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