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Stock Award Plans (Tables) | 6 Months Ended
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Jun. 30, 2021
Stock Award Plans [Abstract] |
Compensation Cost Breakdown in Statement of Earnings | The compensation cost that has been charged against earnings for the Company’s stock award plans and the income tax benefit recognized in the statement of earnings for stock awards were as follows (in thousands):
|  | Three months ended June 30, |  |  | Six months ended June 30, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Compensation cost |  | $ | 3,426 |  |  | $ | 3,321 |  |  | $ | 9,148 |  |  | $ | 8,652 |
Income tax benefit |  | $ | 1,320 |  |  | $ | 889 |  |  | $ | 2,592 |  |  | $ | 2,151 |

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- Definition Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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