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EARNINGS PER SHARE (Tables) | 12 Months Ended
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Dec. 31, 2018
Earnings Per Share [Abstract] |
Basic and diluted earnings per share | The following table provides the computation of basic and diluted earnings per share.
| Year Ended December 31,
(in thousands, except per share data) | 2018 |  | 2017 |  | 2016
Numerators: |  |  |  |  |
Net (loss) from continuing operations | $ | (9,494 | ) |  | $ | (13,682 | ) |  | $ | (11,550 | )
Effective of dilutive securities - Derivative liability - warrants | — |  |  | — |  |  | (64 | )
Numerator for dilutive (loss) per share - continuing operations | (9,494 | ) |  | (13,682 | ) |  | (11,614 | )
Net income from discontinued operations, net of tax | 73,503 |  |  | 8,620 |  |  | 7,600 |
Effect of dilutive securities - Derivative liability warrants | — |  |  | — |  |  | (64 | )
Numerator for dilutive income per share - discontinued operations | 73,503 |  |  | 8,620 |  |  | 7,536 |
Net income (loss) from all operations | 64,009 |  |  | (5,062 | ) |  | (3,950 | )
Derivative liability warrants | — |  |  | (183 | ) |  | (64 | )
Numerator for full dilutive (loss) income per share - all | 64,009 |  |  | (5,245 | ) |  | (4,014 | )
Denominator - continuing operations: |  |  |  |  |
Weighted average shares used to compute basic (loss) | 33,185 |  |  | 31,420 |  |  | 27,433 |
Effect of dilutive securities: |  |  |  |  |
Derivative liability warrants | — |  |  | — |  |  | 16 |
Denominator for dilutive income (loss) per common share - continuing operations | 33,185 |  |  | 31,420 |  |  | 27,449 |
Denominator - discontinued operations: |  |  |  |  |
Weighted average shares used to compute basic (loss) | 33,185 |  |  | 31,420 |  |  | 27,433 |
Effect of dilutive securities: |  |  |  |  |
Derivative liability warrants | — |  |  | — |  | — |  | 16 |
Stock options | 1,181 |  |  | — |  |  | — |
Denominator for dilutive income (loss) per common share - discontinued operations | 34,366 |  |  | 31,420 |  |  | 27,449 |
Denominator - all operations: |  |  |  |  |
Weighted average shares used to compute basic income (loss) | 33,185 |  |  | 31,420 |  |  | 27,433 |
Effect of dilutive securities: |  |  |  |  |
Derivative liability warrants | — |  |  | 7 |  |  | 16 |
Stock options | 1,181 |  |  | — |  |  | — |
Denominator for dilutive income (loss) per common share | 34,366 |  |  | 31,427 |  |  | 27,449 |
Loss per share from continuing operations |  |  |  |  |
Basic and diluted | $ | (0.29 | ) |  | $ | (0.44 | ) |  | $ | (0.42 | )
Income per share from discontinued operations |  |  |  |  |
Basic | $ | 2.21 |  |  | $ | 0.27 |  |  | $ | 0.28 |
Diluted | $ | 2.14 |  |  | $ | 0.27 |  |  | $ | 0.28 |
Income (loss) per share from all operations |  |  |  |  |
Basic | $ | 1.93 |  |  | $ | (0.16 | ) |  | $ | (0.14 | )
Diluted | $ | 1.86 |  |  | $ | (0.17 | ) |  | $ | (0.15 | )
Anti-dilutive instruments excluded from diluted (loss) per common share - continuing operations: |  |  |  |  |
Warrants | — |  |  | 7 |  |  | — |
Preferred stock | — |  |  | — |  |  | 1,951 |
Options | 1,181 |  |  | 646 |  |  | 580 |
Anti-dilutive instruments excluded from diluted income per common share - discontinued operations: |  |  |  |  |
Warrants | — |  |  | 7 |  |  | — |
Preferred stock | — |  |  | — |  |  | 1,951 |
Options | — |  |  | 646 |  |  | 580 |
Anti-dilutive instruments excluded from diluted income (loss) per common share - all operations: |  |  |  |  |
Preferred stock | — |  |  | — |  |  | 1,951 |
Options | — |  |  | 646 |  |  | 580 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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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