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Note 3 - (Loss) Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2019
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net (loss) earnings |  | $ | (6,490 | ) |  | $ | 11,352 |  |  | $ | (2,391 | ) |  | $ | 16,684 |
Less dividends declared: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class A |  |  | 131 |  |  |  | 130 |  |  |  | 392 |  |  |  | 391 |
Class B |  |  | 710 |  |  |  | 689 |  |  |  | 2,124 |  |  |  | 2,079 |
Undistributed (loss) earnings |  | $ | (7,331 | ) |  | $ | 10,533 |  |  | $ | (4,907 | ) |  | $ | 14,214 |
Undistributed (loss) earnings allocation - basic and diluted: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class A undistributed (loss) earnings |  | $ | (1,243 | ) |  | $ | 1,812 |  |  | $ | (834 | ) |  | $ | 2,461 |
Class B undistributed (loss) earnings |  |  | (6,088 | ) |  |  | 8,721 |  |  |  | (4,073 | ) |  |  | 11,753 |
Total undistributed (loss) earnings |  | $ | (7,331 | ) |  | $ | 10,533 |  |  | $ | (4,907 | ) |  | $ | 14,214 |
Net (loss) earnings allocation - basic and diluted: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class A net (loss) earnings |  | $ | (1,112 | ) |  | $ | 1,942 |  |  | $ | (442 | ) |  | $ | 2,852 |
Class B net (loss) earnings |  |  | (5,378 | ) |  |  | 9,410 |  |  |  | (1,949 | ) |  |  | 13,832 |
Net (loss) earnings |  | $ | (6,490 | ) |  | $ | 11,352 |  |  | $ | (2,391 | ) |  | $ | 16,684 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average shares outstanding: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class A - basic and diluted |  |  | 2,173 |  |  |  | 2,175 |  |  |  | 2,174 |  |  |  | 2,175 |
Class B - basic and diluted |  |  | 10,139 |  |  |  | 9,972 |  |  |  | 10,113 |  |  |  | 9,891 |
Net (loss) earnings per share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class A - basic and diluted |  | $ | (0.51 | ) |  | $ | 0.89 |  |  | $ | (0.20 | ) |  | $ | 1.31 |
Class B - basic and diluted |  | $ | (0.53 | ) |  | $ | 0.94 |  |  | $ | (0.19 | ) |  | $ | 1.40 |

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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