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SIGNIFICANT ACCOUNTING POLICIES (Tables) | 3 Months Ended
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Mar. 31, 2020
Schedule of condensed income statement information (unaudited) for SSAT | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended |
​ | ​ | March 31, |
(In millions) | ​ | 2020 |  | 2019 |
Operating revenue | ​ | $ | 278.9 | ​ | $ | 268.1 | ​
Operating costs and expenses | ​ | ​ | (265.4) | ​ | ​ | (244.2) | ​
Operating income | ​ | ​ | 13.5 | ​ | ​ | 23.9 | ​
Net Income (1) | ​ | $ | 13.0 | ​ | $ | 22.5 | ​
Company Share of SSAT's Net Income (2) | ​ | $ | 4.0 | ​ | $ | 8.5 | ​
(1) | Includes earnings from equity method investments held by SSAT less earnings allocated to non-controlling interests.
(2) | The Company records its share of net income from SSAT in costs and expenses in the Condensed Consolidated Statement of Income and Comprehensive Income due to the nature of SSAT’s operations.
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Ocean Transportation |
Schedule of principal revenue generating activities by segment | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31,
Ocean Transportation (in millions) (1) | ​ | 2020 |  | 2019
Ocean Transportation services | ​ | $ | 391.1 | ​ | $ | 387.9
Terminal and other related services | ​ | ​ | 5.8 | ​ | ​ | 6.7
Fuel sales | ​ | ​ | 2.6 | ​ | ​ | 2.0
Vessel management and related services | ​ | ​ | 1.4 | ​ | ​ | 1.3
Total | ​ | $ | 400.9 | ​ | $ | 397.9
(1) | Ocean Transportation revenue transactions are primarily denominated in U.S. dollars except for less than 3 percent of Ocean Transportation revenues and fuel sales revenue categories which are denominated in foreign currencies.
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◾ | Ocean Transportation services revenue is recognized ratably over the duration of a voyage based on the relative transit time completed in each reporting period. Vessel operating costs and other ocean transportation operating costs, such as terminal operating overhead and general and administrative expenses, are charged to operating costs as incurred.
◾ | Terminal and other related services revenue is recognized as the services are performed. Related costs are recognized as incurred.
◾ | Fuel sales revenue and related costs are recognized when the Company has completed delivery of the product to the customer in accordance with the terms and conditions of the contract.
◾ | Vessel management and related services revenue is recognized in proportion to the services completed. Related costs are recognized as incurred.
Logistics |
Schedule of principal revenue generating activities by segment | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31,
Logistics (in millions) (1) | ​ | 2020 | ​ | 2019 (2)
Transportation Brokerage and Freight Forwarding services | ​ | $ | 102.1 | ​ | $ | 123.3
Warehouse and distribution services | ​ | ​ | 8.2 | ​ | ​ | 8.4
Supply chain management and other services | ​ |  | 2.7 | ​ |  | 2.8
Total | ​ | $ | 113.0 | ​ | $ | 134.5
(1) | Logistics revenue transactions are primarily denominated in U.S. dollars except for less than 3 percent of transportation brokerage and freight forwarding services revenue, and supply chain management and other services revenue categories which are denominated in foreign currencies.
(2) | The Company has reclassified $3.1 million from transportation brokerage and freight forwarding services to warehouse and distribution services for the quarter ended March 31, 2019 to be consistent with its current period presentation. There was no change in total Logistics revenue for the quarter ended March 31, 2019.
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◾ | Transportation Brokerage and Freight Forwarding services revenue consists of amounts billed to customers for services provided. The primary costs include third-party purchased transportation services, labor and equipment. Revenue and the related purchased third-party transportation costs are recognized over the duration of a delivery
| based upon the relative transit time completed in each reporting period. Labor and other operating costs are expensed as incurred. The Company reports revenue on a gross basis as the Company serves as the principal in these transactions because it is responsible for fulfilling the contractual arrangements with the customer and has latitude in establishing prices.
◾ | Warehousing and distribution services revenue consist of amounts billed to customers for storage, handling, and value-added packaging of customer merchandise. Storage revenue is recognized in the month the service is provided to the customer. Storage related costs are recognized as incurred. Other warehousing and distribution services revenue and related costs are recognized in proportion to the services performed.
◾ | Supply chain management and other services revenue, and related costs are recognized in proportion to the services performed.

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- Definition Tabular disclosure of equity method investments including, but not limited to, name of each investee or group of investments, percentage ownership, difference between recorded amount of an investment and the value of the underlying equity in the net assets, and summarized financial information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + Details
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