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Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2021
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted | The following includes the computation of the denominator for basic and diluted weighted-average shares outstanding for the years ended December 31, 2021, 2020 and 2019:
(in thousands) | 2021 |  | 2020 |  | 2019
Weighted Average Common Shares Outstanding – Basic | 41,491 |  |  | 40,710 |  |  | 39,721 |
Effect of Dilutive Securities: |  |  |  |  |
Stock Performance Awards | 226 |  |  | 116 |  |  | 147 |
Restricted Stock Awards | 87 |  |  | 63 |  |  | 81 |
Employee Stock Purchase Plan Shares and Other | 14 |  |  | 16 |  |  | 5 |
Dilutive Effect of Potential Common Shares | 327 |  |  | 195 |  |  | 233 |
Weighted Average Common Shares Outstanding – Diluted | 41,818 |  |  | 40,905 |  |  | 39,954 |

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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/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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