STOCK-BASED COMPENSATION (Tables) |
3 Months Ended | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mar. 31, 2018 | |||||||||||||||||||
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] | |||||||||||||||||||
Schedule of Assumption Used and Resulting Weighted Average Fair Value of Stock Option Granted |
The grant date fair value of each option award is calculated using a lattice option-pricing valuation model, which incorporates a range of assumptions for inputs as follows:
|
X | ||||||||||
- References No definition available.
|
X | ||||||||||
- 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
|