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Earnings and Dividends per Share (Tables) | 3 Months Ended
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Mar. 31, 2014
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Number of Shares Outstanding for Calculation of Earnings (Loss) Per Share | The computational components of basic and diluted earnings per share for the three-month periods ended March 31, 2014 and 2013 are below.
|  | For the three-month period ended March 31, 2014 |
|  | Numerator (Income) |  |  | Denominator (Shares) |  |  | Per Share Amount |
Basic net income and earnings per share |  | $ | 3,021 |  |  |  | 25,606 |  |  | $ | 0.12 |
Effect of dilutive securities and notes: |  |  |  |  |  |  |  |  |  |  |  |
Common stock equivalents arising from stock options and employee stock purchase plan |  |  | — |  |  |  | 509 |  |  |  | — |
Diluted earnings and earnings per share |  | $ | 3,021 |  |  |  | 26,115 |  |  | $ | 0.12 |
|  | For the three-month period ended March 31, 2013 |
|  | Numerator (Income) |  |  | Denominator (Shares) |  |  | Per Share Amount |
Basic net income and earnings per share |  | $ | 2,208 |  |  |  | 17,078 |  |  | $ | 0.13 |
Effect of dilutive securities and notes: |  |  |  |  |  |  |  |  |  |  |  |
Common stock equivalents arising from stock options and employee stock purchase plan |  |  | — |  |  |  | 696 |  |  |  | (0.01 | )
Diluted earnings and earnings per share |  | $ | 2,208 |  |  |  | 17,774 |  |  | $ | 0.12 |

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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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