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NET INCOME (LOSS) PER SHARE | 12 Months Ended
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Dec. 31, 2019
NET INCOME (LOSS) PER SHARE |
NET INCOME (LOSS) PER SHARE | 10. NET INCOME (LOSS) PER SHARE Net income (loss) per share is calculated as follows (in thousands, except per share data):
|  | Year ended December 31,
|  | 2019 |  | 2018
Net income (loss) |  | $ | (8,340) |  | $ | 1,233
Shares outstanding: |  |  |  |  |  |
Weighted-average common shares outstanding |  |  | 21,523 |  |  | 21,544
Additional dilutive common stock equivalents |  |  | — |  |  | 61
Diluted shares outstanding |  |  | 21,523 |  |  | 21,605
Net income (loss) per share – basic |  | $ | (0.39) |  | $ | 0.06
Net income (loss) per share - diluted |  | $ | (0.39) |  | $ | 0.06

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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