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Note 2 - Discontinued Operations - Results of Discontinued Operations (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Jul. 08, 2020
Current assets of discontinued operations | $ 0 |  |  |  | $ 86,620 |  |  |  | $ 0 | $ 86,620 |  |
Noncurrent assets from discontinued operations | 9,535 |  |  |  | 0 |  |  |  | 9,535 | 0 |  |
Current liabilities of discontinued operations | 816 |  |  |  | 6,245 |  |  |  | 816 | 6,245 |  |
Revenue | 225,229 | $ 210,830 | $ 191,689 | $ 210,813 | 230,555 | $ 220,459 | $ 217,040 | $ 217,333 | 838,561 | 885,387 | $ 880,417 |
(Loss) income from continuing operations | $ 11,615 | $ 6,052 | $ (30,504) | $ (4,087) | $ 258 | $ (4,042) | $ 5,245 | $ 3,758 | $ (14,120) | $ 5,219 | $ 40,860 |
(Loss) income per basic share from continuing operations (in dollars per share) | $ 0.43 | $ 0.28 | $ (1.36) | $ (0.17) | $ 0.01 | $ (0.22) | $ 0.28 | $ 0.20 | $ (0.81) | $ 0.28 | $ 2.23 |
(Loss) income per diluted share from continuing operations (in dollars per share) | $ 0.43 | $ 0.27 | $ (1.36) | $ (0.17) | $ 0.01 | $ (0.22) | $ 0.28 | $ 0.20 | $ (0.81) | $ 0.28 | $ 2.21 |
Transport Financial Services [Member] |  |  |  |  |  |  |  |  |  |  |  |
Discontinued Operation, Tax Effect of Discontinued Operation, Total |  |  |  |  |  |  |  |  | $ 9,500 | $ 1,100 | $ 600 |
Discontinued Operations, Held-for-sale [Member] | Transport Financial Services [Member] |  |  |  |  |  |  |  |  |  |  |  |
Total revenue |  |  |  |  |  |  |  |  | 5,397 | 9,140 | 5,038 |
Operating expenses |  |  |  |  |  |  |  |  | 1,149 | 1,876 | 1,467 |
Gain on disposal |  |  |  |  |  |  |  |  | (3,720) | 0 | 0 |
Loss contingency |  |  |  |  |  |  |  |  | 44,151 | 0 | 0 |
Operating (loss) income |  |  |  |  |  |  |  |  | (36,183) | 7,264 | 3,571 |
Interest expense |  |  |  |  |  |  |  |  | 1,950 | 2,892 | 1,363 |
(Loss) income before income taxes |  |  |  |  |  |  |  |  | (38,133) | 4,372 | 2,208 |
Discontinued Operation, Tax Effect of Discontinued Operation, Total |  |  |  |  |  |  |  |  | (9,535) | 1,114 | 565 |
Net (loss) income from discontinued operations, net of tax |  |  |  |  |  |  |  |  | (28,598) | 3,258 | 1,643 |
Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net | $ 0 |  |  |  | $ 86,620 |  |  |  | 0 | 86,620 |  | $ 103,300
Current assets of discontinued operations | 0 |  |  |  | 86,620 |  |  |  | 0 | 86,620 |  |
Noncurrent deferred tax asset | 9,535 |  |  |  | 0 |  |  |  | 9,535 | 0 |  |
Noncurrent assets from discontinued operations | 9,535 |  |  |  | 0 |  |  |  | 9,535 | 0 |  |
Total assets from discontinued operations | 9,535 |  |  |  | 86,620 |  |  |  | 9,535 | 86,620 |  |
Accounts payable | 816 |  |  |  | 6,245 |  |  |  | 816 | 6,245 |  |
Current liabilities of discontinued operations | 816 |  |  |  | 6,245 |  |  |  | 816 | 6,245 |  |
Disposal Group, Including Discontinued Operation, Contingent Liabilities | 44,151 |  |  |  | 0 |  |  |  | 44,151 | 0 |  |
Total liabilities | $ 44,967 |  |  |  | $ 6,245 |  |  |  | 44,967 | 6,245 |  |
Discontinued Operations, Held-for-sale [Member] | Transport Financial Services [Member] | Pro Forma [Member] |  |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 838,561 | 885,387 | 880,417 |
(Loss) income from continuing operations |  |  |  |  |  |  |  |  | $ (14,120) | $ 5,219 | $ 40,860 |
(Loss) income per basic share from continuing operations (in dollars per share) |  |  |  |  |  |  |  |  | $ (0.81) | $ 0.28 | $ 2.23 |
(Loss) income per diluted share from continuing operations (in dollars per share) |  |  |  |  |  |  |  |  | $ (0.81) | $ 0.28 | $ 2.21 |

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