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CAPITAL TRANSACTIONS (Tables) | 12 Months Ended
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Dec. 31, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Schedule of stock option activity | Stock option activity for 2018, 2017, and 2016 consisted of the following (share amounts in thousands, except for per share information):
| Number of Shares |  | Weighted Average Exercise Price Per Share
Options outstanding at January 1, 2016 | 1,683 |  |  | $ | 12.21 |
Granted | — |  |  | — |
Forfeited or canceled | (124 | ) |  | 11.95 |
Exercised | (35 | ) |  | 4.74 |
Options outstanding at December 31, 2016 | 1,524 |  |  | 12.41 |
Granted | 25 |  |  | 13.50 |
Forfeited or canceled | (142 | ) |  | 14.69 |
Exercised | (17 | ) |  | 12.06 |
Options outstanding at December 31, 2017 | 1,390 |  |  | 12.20 |
Granted | 50 |  |  | 8.43 |
Forfeited or canceled | (227 | ) |  | 13.87 |
Exercised | (99 | ) |  | 6.10 |
Options outstanding at December 31, 2018 | 1,114 |  |  | $ | 12.23 |
Schedule of weighted-average assumptions using Black-Scholes option-pricing model for estimating fair value of each option granted | The fair value of each option grant was estimated on the date of the grant using the Black-Scholes option-pricing model with the following weighted average assumptions for the years ended December 31, 2018 and 2017:
| 2018 |  | 2017
Weighted average grant date fair value of grants | $3.0 to $3.5 |  | $ | 4.94 |
Expected life (in years) | 5.0 |  | 5.0 |
Risk-free interest rate | 2.8 |  | 1.8 |
Expected volatility | 38.2 |  | 39.8 |
Dividend yield | — |  | — |
Summary of options outstanding and exercisable | The following table summarizes information about options outstanding and exercisable at December 31, 2018 (share amounts in thousands, except per share information):
|  | Options Outstanding |  | Options Exercisable
Range of Option Prices Per Share |  | Options Outstanding |  | Weighted-Avg. Remaining Contractual Life |  | Weighted-Avg. Exercise Price Per Share |  | Options Exercisable |  | Weighted-Avg. Remaining Contractual Life |  | Weighted-Avg. Exercise Price Per Share
$2.35 to $9.99 |  | 103 |  |  | 5.3 |  | $ | 6.17 |  |  | 103 |  |  | 5.3 |  | $ | 6.17 |
$10.00 to $13.99 |  | 801 |  |  | 3.9 |  | 12.43 |  |  | 801 |  |  | 3.9 |  | 12.43 |
$14.00 to $17.70 |  | 210 |  |  | 6.0 |  | 14.47 |  |  | 210 |  |  | 6.0 |  | 14.47 |
|  | 1,114 |  |  |  |  |  |  |  | 1,114 |  |  |  |  |  |
Schedule of restricted stock unit activity | Restricted stock unit activity for the period ended December 31, 2018, 2017, and 2016 is as follows: (share amounts in thousands, except per share information):
| Number of Shares |  | Weighted Average Grant Date Fair Value
Units outstanding at January 1, 2016 | 744 |  |  | $ | 12.48 |
Granted | 281 |  |  | 9.49 |
Issued | (154 | ) |  | 13.05 |
Forfeited | (33 | ) |  | 12.20 |
Units outstanding at December 31, 2016 | 838 |  |  | 11.39 |
Granted | 274 |  |  | 12.62 |
Issued | (187 | ) |  | 12.23 |
Forfeited | (197 | ) |  | 12.07 |
Units outstanding at December 31, 2017 | 728 |  |  | 11.56 |
Granted | 692 |  |  | 7.63 |
Issued | (257 | ) |  | 11.78 |
Forfeited | (105 | ) |  | 12.17 |
Units outstanding at December 31, 2018 | 1,058 |  |  | 8.87 |

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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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