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Note 6 - Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2023
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three months ended March 31, |
|  | 2023 |  |  | 2022 |
|  | (In thousands, except share and per share data) |
Net income |  | $ | 96,007 |  |  | $ | 75,028 |
Weighted-average shares: |  |  |  |  |  |  |  |
Basic weighted-average number of common shares outstanding . |  |  | 72,533,239 |  |  |  | 75,331,976 |
Dilutive effect of weighted-average outstanding common share equivalents: |  |  |  |  |  |  |  |
RSUs |  |  | 366,423 |  |  |  | 387,399 |
Diluted weighted-average number of common shares outstanding |  |  | 72,899,662 |  |  |  | 75,719,375 |
Average restricted stock units with anti-dilutive effect |  |  | 777 |  |  |  | 22,574 |
Earnings per common share: |  |  |  |  |  |  |  |
Basic |  | $ | 1.32 |  |  | $ | 1.00 |
Diluted |  | $ | 1.32 |  |  | $ | 0.99 |

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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 -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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