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Note 13 - Shares Outstanding and Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2022
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | For the Three Months Ended |  |  | For the Nine Months Ended |
|  | September 30, |  |  | September 30, |
(in thousands, except per share data) |  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
Weighted average basic shares outstanding |  |  | 11,548 |  |  |  | 11,492 |  |  |  | 11,543 |  |  |  | 11,491 |
Assumed exercise of stock options and issuance of stock awards |  |  | 9 |  |  |  | 23 |  |  |  | 5 |  |  |  | 18 |
Weighted average diluted shares outstanding |  |  | 11,557 |  |  |  | 11,515 |  |  |  | 11,548 |  |  |  | 11,509 |
Net income (loss) |  | $ | 12,046 |  |  | $ | 44,533 |  |  | $ | 86,972 |  |  | $ | 96,190 |
Basic earnings per share |  | $ | 1.04 |  |  | $ | 3.88 |  |  | $ | 7.53 |  |  | $ | 8.37 |
Diluted earnings per share |  | $ | 1.04 |  |  | $ | 3.87 |  |  | $ | 7.53 |  |  | $ | 8.36 |
Unvested RSUs |  |  | 176 |  |  |  | 209 |  |  |  | 176 |  |  |  | 209 |

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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 https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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