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SHAREHOLDERS' EQUITY (Tables) | 6 Months Ended
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Jun. 30, 2019
Earnings Per Share [Abstract] |
Schedule of weighted average basic and diluted common shares | Basic and diluted income per share was determined based on the following share data (in thousands):
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2019 |  | 2018 |  | 2019 |  | 2018
Weighted average basic common shares | 12,805 |  |  | 12,416 |  |  | 12,762 |  |  | 12,254 |
Effect of stock options | 810 |  |  | 1,176 |  |  | 777 |  |  | 1,363 |
Effect of dilutive share awards | 194 |  |  | 135 |  |  | 191 |  |  | 177 |
Effect of Convertible Senior Notes and warrants | 1,099 |  |  | 420 |  |  | 892 |  |  | 733 |
Weighted average diluted common shares | 14,908 |  |  | 14,147 |  |  | 14,622 |  |  | 14,527 |

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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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