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Note 5 - Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2021
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three months ended September 30, |  |  | Nine months ended September 30, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
|  | (In thousands, except share and per share data) |
Net income |  | $ | 72,397 |  |  | $ | 56,794 |  |  | $ | 222,980 |  |  | $ | 157,967 |
Weighted-average shares: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic weighted-average number of common shares outstanding |  |  | 77,846,424 |  |  |  | 79,628,372 |  |  |  | 78,841,899 |  |  |  | 79,599,288 |
Dilutive effect of weighted-average outstanding common share equivalents RSUs |  |  | 306,984 |  |  |  | 135,946 |  |  |  | 286,745 |  |  |  | 159,655 |
Diluted weighted-average number of common shares outstanding |  |  | 78,153,408 |  |  |  | 79,764,318 |  |  |  | 79,128,644 |  |  |  | 79,758,943 |
Average restricted stock units with anti-dilutive effect |  |  | 884 |  |  |  | 117,621 |  |  |  | 30,130 |  |  |  | 97,110 |
Earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.93 |  |  | $ | 0.71 |  |  | $ | 2.83 |  |  | $ | 1.98 |
Diluted |  | $ | 0.93 |  |  | $ | 0.71 |  |  | $ | 2.82 |  |  | $ | 1.98 |

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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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