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Net Income (Loss) Per Share (Tables) | 3 Months Ended
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Mar. 31, 2016
Net Income (Loss) Per Share |
Reconciliation of numerators and denominators of basic and diluted net income (loss) per share | A reconciliation of the numerators and denominators of the basic and diluted net income (loss) per share calculations is as follows (in thousands, except per share data):
| Three Months Ended |
| March 31, |
| 2016 |  | 2015 |
Numerator: |  |  |  |  |  |
Net income (loss) attributable to AXT, Inc | $ | 42 |  | $ | (1,024) |
Less: Preferred stock dividends |  | (44) |  |  | (44) |
Net loss available to common stockholders | $ | (2) |  | $ | (1,068) |
Denominator: |  |  |  |  |  |
Denominator for basic net loss per share - weighted average common shares |  | 32,002 |  |  | 32,553 |
Effect of dilutive securities: |  |  |  |  |  |
Common stock options |  | — |  |  | — |
Restricted stock awards |  | — |  |  | — |
Denominator for dilutive net loss per common shares |  | 32,002 |  |  | 32,553 |
Net income (loss) attributable to AXT, Inc. per common share: |  |  |  |  |  |
Basic | $ | (0.00) |  | $ | (0.03) |
Diluted | $ | (0.00) |  | $ | (0.03) |
Options excluded from diluted net loss per share as the impact is anti-dilutive |  | 3,313 |  |  | 3,167 |
Restricted stock excluded from diluted net loss per share as the impact is anti-dilutive |  | 339 |  |  | 261 |

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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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