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NET EARNINGS (LOSS) PER COMMON SHARE | 12 Months Ended
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Dec. 31, 2017
Earnings per share [abstract] |
NET EARNINGS (LOSS) PER COMMON SHARE | NET EARNINGS (LOSS) PER COMMON SHARE
|  |  | 2017 |  |  | 2016 |  |  | 2015 |
Weighted average common shares outstanding – basic (thousands of shares) |  | 1,175,094 |  |  | 1,100,471 |  |  | 1,093,862 |
Effect of dilutive stock options (thousands of shares) |  | 7,729 |  |  | — |  |  | — |
Weighted average common shares outstanding – diluted (thousands of shares) |  | 1,182,823 |  |  | 1,100,471 |  |  | 1,093,862 |
Net earnings (loss) |  | $ | 2,397 |  |  | $ | (204 | ) |  | $ | (637 | )
Net earnings (loss) per common share | – basic |  | $ | 2.04 |  |  | $ | (0.19 | ) |  | $ | (0.58 | )
| – diluted |  | $ | 2.03 |  |  | $ | (0.19 | ) |  | $ | (0.58 | )
In 2017, the Company excluded 17,547,000 potentially anti-dilutive stock options from the calculation of diluted earnings per common share.

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