REPORTABLE SEGMENTS (Details) $ in Millions |
3 Months Ended | 9 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
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Sep. 30, 2026
USD ($)
segment
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Jun. 30, 2026
USD ($)
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Mar. 31, 2026
USD ($)
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Sep. 30, 2025
USD ($)
segment
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Jun. 30, 2025
USD ($)
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Mar. 31, 2025
USD ($)
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Sep. 30, 2026
USD ($)
segment
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Sep. 30, 2025
USD ($)
segment
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| Segment results | ||||||||
| Number of segments | segment | 2 | 2 | 2 | 2 | ||||
| Total Operating Revenue | $ 1,113.5 | $ 880.1 | $ 2,840.7 | $ 2,492.6 | ||||
| Operating costs: | ||||||||
| Direct cargo expense | (277.6) | (258.2) | (774.2) | (746.1) | ||||
| Vessel operating expense | (177.5) | (146.4) | (490.3) | (444.4) | ||||
| Operating overhead | (99.4) | (83.0) | (271.7) | (256.5) | ||||
| Direct operating costs | (187.2) | (131.4) | (482.4) | (371.7) | ||||
| Depreciation and amortization | (41.9) | (42.1) | (126.2) | (123.9) | ||||
| Total operating costs | (783.6) | (661.1) | (2,144.8) | (1,942.6) | ||||
| Income from SSAT | 7.4 | 9.3 | 17.2 | 23.2 | ||||
| General and administrative | (82.1) | (67.3) | (237.6) | (217.1) | ||||
| Total Costs and Expenses | (858.3) | (719.1) | (2,365.2) | (2,136.5) | ||||
| Operating Income | 255.2 | 161.0 | 475.5 | 356.1 | ||||
| Interest income | 5.1 | 7.6 | 16.2 | 25.0 | ||||
| Interest expense, net | (1.6) | (1.8) | (4.8) | (5.2) | ||||
| Other income (expense), net | 4.6 | 2.1 | 8.2 | 6.9 | ||||
| Income before Taxes | 263.3 | 168.9 | 495.1 | 382.8 | ||||
| Income taxes | (53.9) | (34.2) | (99.7) | (81.1) | ||||
| Net Income | 209.4 | $ 129.4 | $ 56.6 | 134.7 | $ 94.7 | $ 72.3 | 395.4 | 301.7 |
| Capital Expenditures | 94.3 | 83.2 | 349.8 | 258.7 | ||||
| Capital expenditures included in accounts payable, accruals and other liabilities | 3.9 | 7.1 | ||||||
| Operating segments | ||||||||
| Segment results | ||||||||
| Total Operating Revenue | 1,113.5 | 880.1 | 2,840.7 | 2,492.6 | ||||
| Intersegment Eliminations | ||||||||
| Segment results | ||||||||
| Total Operating Revenue | 83.5 | 63.9 | 203.4 | 180.4 | ||||
| Ocean Transportation | ||||||||
| Operating costs: | ||||||||
| Direct cargo expense | (277.6) | (258.2) | (774.2) | (746.1) | ||||
| Vessel operating expense | (177.5) | (146.4) | (490.3) | (444.4) | ||||
| Operating overhead | (99.4) | (83.0) | (271.7) | (256.5) | ||||
| Depreciation and amortization | (38.8) | (39.0) | (117.1) | (114.2) | ||||
| Total operating costs | (593.3) | (526.6) | (1,653.3) | (1,561.2) | ||||
| Income from SSAT | 7.4 | 9.3 | 17.2 | 23.2 | ||||
| General and administrative | (66.3) | (53.6) | (191.4) | (173.7) | ||||
| Total Costs and Expenses | (652.2) | (570.9) | (1,827.5) | (1,711.7) | ||||
| Operating Income | 239.1 | 147.4 | 437.7 | 319.6 | ||||
| Capital Expenditures | 91.9 | 79.4 | 345.1 | 252.6 | ||||
| Dry-docking amortization | 8.9 | 7.1 | 25.0 | 20.7 | ||||
| Ocean Transportation | Operating segments | ||||||||
| Segment results | ||||||||
| Total Operating Revenue | 891.3 | 718.3 | 2,265.2 | 2,031.3 | ||||
| Ocean Transportation | Intersegment Eliminations | ||||||||
| Segment results | ||||||||
| Total Operating Revenue | 35.3 | 25.9 | 82.4 | 72.8 | ||||
| Logistics | ||||||||
| Operating costs: | ||||||||
| Direct operating costs | (187.2) | (131.4) | (482.4) | (371.7) | ||||
| Depreciation and amortization | (3.1) | (3.1) | (9.1) | (9.7) | ||||
| Total operating costs | (190.3) | (134.5) | (491.5) | (381.4) | ||||
| General and administrative | (15.8) | (13.7) | (46.2) | (43.4) | ||||
| Total Costs and Expenses | (206.1) | (148.2) | (537.7) | (424.8) | ||||
| Operating Income | 16.1 | 13.6 | 37.8 | 36.5 | ||||
| Capital Expenditures | 2.4 | 3.8 | 4.7 | 6.1 | ||||
| Logistics | Operating segments | ||||||||
| Segment results | ||||||||
| Total Operating Revenue | 222.2 | 161.8 | 575.5 | 461.3 | ||||
| Logistics | Intersegment Eliminations | ||||||||
| Segment results | ||||||||
| Total Operating Revenue | $ 48.2 | $ 38.0 | $ 121.0 | $ 107.6 | ||||
| X | ||||||||||
- Definition The expense charged against earnings during the period to allocate the dry-docking cost of vessels over the periods expected to benefit from such costs. No definition available.
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| X | ||||||||||
- Definition Amount of cargo expenses incurred and directly related to good produced and service rendered. No definition available.
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- Definition Amount of vessel operating expense incurred and directly related to good produced and service rendered. No definition available.
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| X | ||||||||||
- Definition Future cash outflow to pay for purchases of fixed assets that have occurred. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of expense for allocation of cost of tangible and intangible assets over their useful lives directly used in production of good and rendering of service. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Indirect cost incurred related to good produced and service rendered. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Total costs of sales and operating expenses for the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The aggregate direct operating costs incurred during the reporting period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of income (loss) for proportionate share of equity method investee's income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of interest expense classified as nonoperating. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of income (expense) related to nonoperating activities, classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of expenditure for addition to long-lived asset included in determination of segment asset by chief operating decision maker (CODM) or otherwise regularly provided to CODM. Long-lived asset excludes financial instrument, long-term customer relationship of financial institution, mortgage and other servicing rights, deferred policy acquisition cost, and deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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