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Note 2 - Earnings Per Common Share (Tables) | 9 Months Ended
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Sep. 30, 2023
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
(dollars in thousands, except for per share data) |  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Net income available to common stockholders |  | $ | 19,898 |  |  | $ | 27,406 |  |  | $ | 63,203 |  |  | $ | 88,127 |
Earnings allocated to participating securities |  |  | (63 | ) |  |  | (67 | ) |  |  | (160 | ) |  |  | (217 | )
Income attributable to common stock |  | $ | 19,835 |  |  | $ | 27,339 |  |  | $ | 63,043 |  |  | $ | 87,910 |
Weighted average common shares outstanding, including participating securities |  |  | 38,817 |  |  |  | 39,243 |  |  |  | 39,020 |  |  |  | 39,393 |
Weighted average participating securities |  |  | (123 | ) |  |  | (96 | ) |  |  | (99 | ) |  |  | (97 | )
Weighted average common shares outstanding |  |  | 38,694 |  |  |  | 39,147 |  |  |  | 38,921 |  |  |  | 39,296 |
Incremental shares from assumed conversions of options, performance units and restricted shares |  |  | 135 |  |  |  | 192 |  |  |  | 135 |  |  |  | 214 |
Weighted average common and equivalent shares outstanding |  |  | 38,829 |  |  |  | 39,339 |  |  |  | 39,056 |  |  |  | 39,510 |
Earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.51 |  |  | $ | 0.70 |  |  | $ | 1.62 |  |  | $ | 2.24 |
Diluted |  |  | 0.51 |  |  |  | 0.70 |  |  |  | 1.61 |  |  |  | 2.23 |

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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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