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Note 4 - Segment Information (Tables) | 9 Months Ended
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Sep. 30, 2020
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
(in thousands) |  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |
Revenues: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expedited |  | $ | 78,410 |  |  | $ | 87,674 |  |  | $ | 244,347 |  |  | $ | 265,664 |
Dedicated |  |  | 71,104 |  |  |  | 87,284 |  |  |  | 218,833 |  |  |  | 257,362 |
Managed Freight |  |  | 47,594 |  |  |  | 33,339 |  |  |  | 112,695 |  |  |  | 95,725 |
Warehousing |  |  | 13,722 |  |  |  | 12,162 |  |  |  | 37,458 |  |  |  | 36,081 |
Total revenues |  | $ | 210,830 |  |  | $ | 220,459 |  |  | $ | 613,333 |  |  | $ | 654,832 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 + Details
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