Note 9 - Business Segments - Revenues and Operating Income (Loss) (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
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| Operating revenues | $ 3,676,807 | $ 3,052,897 | $ 10,228,594 | $ 8,902,470 | ||||
| Salaries, wages and employee benefits | 876,653 | 822,193 | 2,482,601 | 2,438,781 | ||||
| Depreciation and amortization | 183,547 | 179,125 | 543,567 | 535,581 | ||||
| Operating supplies and expenses | 147,909 | 132,701 | 412,039 | 384,399 | ||||
| Insurance and claims | 100,905 | 82,015 | 277,447 | 251,870 | ||||
| General and administrative expenses, including asset dispositions | 72,260 | 69,004 | 199,833 | 216,850 | ||||
| Operating Costs and Expenses | 3,429,700 | 2,810,200 | 9,515,000 | 8,283,900 | ||||
| Operating Income | [1] | 247,093 | 242,657 | 713,593 | 618,612 | |||
| Operating Segments [Member] | JBI [Member] | ||||||||
| Operating revenues | 1,827,600 | 1,520,400 | 5,086,100 | 4,427,500 | ||||
| Rents, purchased transportation, and fuel | 1,175,900 | 934,400 | 3,251,500 | 2,748,900 | ||||
| Salaries, wages and employee benefits | 245,900 | 221,300 | 692,800 | 660,900 | ||||
| Depreciation and amortization | 62,000 | 62,300 | 184,800 | 184,400 | ||||
| Operating supplies and expenses | 76,300 | 66,200 | 209,900 | 194,400 | ||||
| Insurance and claims | 36,800 | 28,300 | 98,600 | 84,700 | ||||
| General and administrative expenses, including asset dispositions | 74,500 | 75,000 | 210,000 | 215,100 | ||||
| Other segment items | [2] | 8,700 | 7,900 | 25,700 | 24,000 | |||
| Operating Costs and Expenses | 1,680,100 | 1,395,400 | 4,673,300 | 4,112,400 | ||||
| Operating Income | [1] | 147,500 | 125,000 | 412,800 | 315,100 | |||
| Operating Segments [Member] | DCS [Member] | ||||||||
| Operating revenues | 960,200 | 864,100 | 2,721,400 | 2,533,200 | ||||
| Rents, purchased transportation, and fuel | 174,500 | 110,000 | 451,000 | 323,100 | ||||
| Salaries, wages and employee benefits | 416,600 | 390,600 | 1,181,600 | 1,148,900 | ||||
| Depreciation and amortization | 82,900 | 79,500 | 244,200 | 238,400 | ||||
| Operating supplies and expenses | 81,500 | 70,400 | 226,300 | 211,000 | ||||
| Insurance and claims | 51,500 | 43,100 | 146,900 | 131,800 | ||||
| General and administrative expenses, including asset dispositions | 56,100 | 51,500 | 154,800 | 158,000 | ||||
| Other segment items | [2] | 15,400 | 14,700 | 45,000 | 43,800 | |||
| Operating Costs and Expenses | 878,500 | 759,800 | 2,449,800 | 2,255,000 | ||||
| Operating Income | [1] | 81,700 | 104,300 | 271,600 | 278,200 | |||
| Operating Segments [Member] | ICS [Member] | ||||||||
| Operating revenues | 433,800 | 276,300 | 1,145,100 | 804,600 | ||||
| Rents, purchased transportation, and fuel | 375,700 | 236,900 | 1,006,800 | 688,400 | ||||
| Salaries, wages and employee benefits | 22,000 | 17,100 | 59,000 | 50,700 | ||||
| Depreciation and amortization | 1,900 | 2,000 | 5,700 | 6,000 | ||||
| Operating supplies and expenses | 3,700 | 2,200 | 9,400 | 5,400 | ||||
| Insurance and claims | 4,900 | 3,400 | 12,800 | 11,900 | ||||
| General and administrative expenses, including asset dispositions | 15,800 | 15,400 | 44,400 | 48,500 | ||||
| Other segment items | [2] | 200 | 100 | 400 | 700 | |||
| Operating Costs and Expenses | 424,200 | 277,100 | 1,138,500 | 811,600 | ||||
| Operating Income | [1] | 9,600 | (800) | 6,600 | (7,000) | |||
| Operating Segments [Member] | FMS [Member] | ||||||||
| Operating revenues | 200,100 | 206,400 | 586,200 | 617,800 | ||||
| Rents, purchased transportation, and fuel | 88,200 | 78,500 | 243,800 | 230,000 | ||||
| Salaries, wages and employee benefits | 63,700 | 71,000 | 188,000 | 212,100 | ||||
| Depreciation and amortization | 11,000 | 11,200 | 33,100 | 33,500 | ||||
| Operating supplies and expenses | 8,900 | 9,100 | 28,000 | 28,600 | ||||
| Insurance and claims | 4,900 | 5,200 | 13,300 | 17,600 | ||||
| General and administrative expenses, including asset dispositions | 20,200 | 22,700 | 60,300 | 70,600 | ||||
| Other segment items | [2] | 1,600 | 1,800 | 5,300 | 5,800 | |||
| Operating Costs and Expenses | 198,500 | 199,500 | 571,800 | 598,200 | ||||
| Operating Income | [1] | 1,600 | 6,900 | 14,400 | 19,600 | |||
| Operating Segments [Member] | JBT [Member] | ||||||||
| Operating revenues | 260,800 | 189,700 | 705,800 | 533,300 | ||||
| Rents, purchased transportation, and fuel | 209,200 | 140,500 | 572,100 | 393,100 | ||||
| Salaries, wages and employee benefits | 11,500 | 10,400 | 32,700 | 31,400 | ||||
| Depreciation and amortization | 5,600 | 5,700 | 16,900 | 20,100 | ||||
| Operating supplies and expenses | 9,100 | 8,100 | 25,100 | 22,600 | ||||
| Insurance and claims | 6,800 | 6,400 | 19,400 | 19,100 | ||||
| General and administrative expenses, including asset dispositions | 11,100 | 10,700 | 29,700 | 32,800 | ||||
| Other segment items | [2] | 500 | 500 | 1,500 | 1,400 | |||
| Operating Costs and Expenses | 253,800 | 182,300 | 697,400 | 520,500 | ||||
| Operating Income | [1] | 7,000 | 7,400 | 8,400 | 12,800 | |||
| Intersegment Eliminations [Member] | ||||||||
| Operating revenues | (5,700) | (4,000) | (16,000) | (13,900) | ||||
| Operating Costs and Expenses | (5,400) | (3,900) | (15,800) | (13,800) | ||||
| Operating Income | [1] | $ (300) | $ (100) | $ (200) | $ (100) | |||
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