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Related Parties and Affiliates (Tables) | 12 Months Ended
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Dec. 31, 2018
Related Party Transaction [Line Items] |
Schedule of Minimum Rentals and Commitments under Operating Leases | At December 2018, minimum rentals on land, buildings, track and equipment under operating leases are disclosed in the table below.
(Dollars in Millions) | Operating |  | Sublease |  | Net Lease
Years | Leases |  | Income |  | Commitments
2019 | $ | 58 |  |  | $ | (3 | ) |  | $ | 55 |
2020 | 59 |  |  | (3 | ) |  | 56 |
2021 | 54 |  |  | (4 | ) |  | 50 |
2022 | 50 |  |  | (4 | ) |  | 46 |
2023 | 44 |  |  | (4 | ) |  | 40 |
Thereafter | 1,312 |  |  | (3 | ) |  | 1,309 |
Total | $ | 1,577 |  |  | $ | (21 | ) |  | $ | 1,556 |
Corporate Joint Venture |
Related Party Transaction [Line Items] |
Schedule of Minimum Rentals and Commitments under Operating Leases | Future payments due to Conrail under the shared asset area agreements are shown in the table below.
(Dollars in Millions) | Conrail Shared
Years | Asset Agreement
2019 | $ | 27 |
2020 | 27 |
2021 | 27 |
2022 | 27 |
2023 | 27 |
Thereafter | 20 |
Total | $ | 155 |
Schedule of Related Party in the Consolidated Income Statement Components | The following table discloses amounts related to Conrail. Purchase price amortization and equity earnings are included in equity earnings of affiliates and all other amounts in the table are included in materials, supplies and other expenses on the Company’s consolidated income statements.
| Fiscal Years
(Dollars in Millions) | 2018 |  | 2017 |  | 2016
Rents, fees and services | $ | 117 |  |  | $ | 120 |  |  | $ | 114 |
Purchase price amortization and other | 4 |  |  | 4 |  |  | 4 |
Equity earnings of Conrail | (43 | ) |  | (58 | ) |  | (37 | )
Total Conrail Expense | $ | 78 |  |  | $ | 66 |  |  | $ | 81 |
Schedule of Related Party Consolidated Balance Sheet Components | As required by the Related Party Disclosures Topic in the ASC, the Company has identified amounts below owed to Conrail, or its subsidiaries, representing liabilities under the operating, equipment and shared area agreements with Conrail. In 2014, the Company executed two promissory notes with a subsidiary of Conrail which were included in long-term debt on the consolidated balance sheets. Interest expense from these promissory notes was $6 million in each 2018, 2017 and 2016.
| December |  | December
(Dollars in Millions) | 2018 |  | 2017
Balance Sheet Information: |  |  |
CSX accounts payable to Conrail | $ | 153 |  |  | $ | 123 |
Promissory notes payable to Conrail subsidiary |  |  |
2.89% CSX promissory note due October 2044 | 73 |  |  | 73 |
2.89% CSXT promissory note due October 2044 | 151 |  |  | 151 |
TTX Company |
Related Party Transaction [Line Items] |
Schedule of Related Party in the Consolidated Income Statement Components | As required by the Related Party Disclosures Topic in the ASC, the following table discloses amounts related to TTX. Car hire rents are included in equipment and other rents expense and equity earnings are included in equity earnings of affiliates in the Company’s consolidated income statements. Also included below is balance sheet information related to CSX's payable to TTX, which represents car rental liabilities.
| Fiscal Years
(Dollars in Millions) | 2018 |  | 2017 |  | 2016
Income statement information: |  |  |  |  |
Car hire rents | $ | 223 |  |  | $ | 237 |  |  | $ | 233 |
Equity earnings of TTX | (60 | ) |  | (157 | ) |  | (26 | )
Total TTX expense | $ | 163 |  |  | $ | 80 |  |  | $ | 207 |
Schedule of Related Party Consolidated Balance Sheet Components |
| December |  | December |
Balance sheet information: | 2018 |  | 2017 |
CSX payable to TTX | $ | 36 |  |  | $ | 43 |  |

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- Definition Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41502-112717 + Details
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