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Note 5 - Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2025
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2025 |  |  | 2024 |  |  | 2025 |  |  | 2024 |
|  | ($In thousands, except share and per share data) |
Net income |  | $ | 77,651 |  |  | $ | 67,514 |  |  | $ | 224,607 |  |  | $ | 205,778 |
Weighted-average shares: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic weighted-average number of common shares outstanding |  |  | 68,727,390 |  |  |  | 71,786,624 |  |  |  | 69,692,964 |  |  |  | 72,370,995 |
Dilutive effect of weighted-average outstanding common share equivalents: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
RSUs |  |  | 263,258 |  |  |  | 245,832 |  |  |  | 253,913 |  |  |  | 236,555 |
Diluted weighted-average number of common shares outstanding |  |  | 68,990,648 |  |  |  | 72,032,456 |  |  |  | 69,946,877 |  |  |  | 72,607,550 |
Average restricted stock units with anti-dilutive effect |  |  | 546 |  |  |  | 309 |  |  |  | 16,387 |  |  |  | 11,464 |
Earnings per common share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 1.13 |  |  | $ | 0.94 |  |  | $ | 3.22 |  |  | $ | 2.84 |
Diluted |  | $ | 1.13 |  |  | $ | 0.94 |  |  | $ | 3.21 |  |  | $ | 2.83 |

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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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