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CAPITAL TRANSACTIONS (Tables) | 12 Months Ended
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Dec. 31, 2019
Share-based Payment Arrangement [Abstract] |
Schedule of stock option activity | Stock option activity for 2019 and 2018 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 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 |
Granted | 25 |  |  | 8.72 |
Forfeited or canceled | (797) |  |  | 12.87 |
Exercised | (52) |  |  | 4.98 |
Options outstanding at December 31, 2019 | 290 |  |  | $ | 11.49 |
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, 2019 and 2018:
| 2019 |  | 2018
Weighted-average grant date fair value of grants | $ | 3.44 |  |  | $3.0 to $3.5 |
Expected life (in years) | 5.0 |  | 5.0
Risk-free interest rate | 1.5 | % |  | 2.8 | %
Expected volatility | 43.2 | % |  | 38.2 | %
Dividend yield | — | % |  | — | %
Summary of options outstanding and exercisable | The following table summarizes information about options outstanding and exercisable at December 31, 2019 (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 |  | 76 |  |  | 6.2 |  | $ | 7.83 |  |  | 76 |  |  | 6.2 |  | $ | 7.83 |
$10.00 to $13.99 |  | 189 |  |  | 3.9 |  | 12.32 |  |  | 189 |  |  | 3.9 |  | 12.32 |
$14.00 to $17.70 |  | 25 |  |  | 3.7 |  | 16.33 |  |  | 25 |  |  | 3.7 |  | 16.33 |
|  | 290 |  |  |  |  |  |  |  | 290 |  |  |  |  |  |
Schedule of restricted stock unit activity | Restricted stock unit activity for the years ended December 31, 2019 and 2018 is as follows: (share amounts in thousands, except per share information):
| Number of Shares |  | Weighted-Average Grant Date Fair Value
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 |
Granted | 333 |  |  | 7.23 |
Issued | (179) |  |  | 10.21 |
Forfeited | (391) |  |  | 9.88 |
Units outstanding at December 31, 2019 | 821 |  |  | $ | 7.43 |

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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=116856206&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + 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 -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + 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 (d) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 Reference 3: 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=116856206&loc=d3e5070-113901 + 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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